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Allied Vision Technologies AVT GigEGoldeye Specifications

1. LLILCY GigE interface The Pearleye P 007 LWIR Pearleye P 030 LWIR cameras are equipped with a 1000Base T Ethernet interface RJ45 8P8C connector The data connection between camera and PC can be established via a standard patch cable of cate gory 5e or better Note For more information see the Pleora iPORT PT1000 VB Documentation D Pin assignment of the Gigabit Ethernet connector 8 sl Figure 10 Front view of the Gigabit Ethernet connector Pin Signal CO NI AJA Awol N e jw P Table 9 GigE connector pin assignment Pearleye Technical Manual V2 3 0 33 Image processing ll Image processing This chapter explains the function of the Pearleye P 007 LWIR Pearleye P 030 LWIR firmware Itis related to the individual modules ofimage processing and shows how the user can control these modules via the serial interface Image processing chain The uncorrected sensor image from the microbolometer sensor is very inhomo geneous and each sensor element has its own characteristic curve Therefore an individual adjustment of each pixel is necessary The standard firmware of the Pearleye P 007 LWIR Pearleye P 030 LWIR contains a chain of correction modules which perform these tasks in real time H E J K N M U F m n o p D G Input Backgrounc Integrator Two Point Subtraction gt
2. Table 3 Specification Pearleye P 007 LWIR P 007 LWIR High Temp Pearleye Technical Manual V2 3 0 14 Specifications Feature Regulations Options ll Specification CE RoHS 2011 65 EU e Suitable lenses for LWIR with various focal lengths 12 mm lens f 0 85 FOV 50 0 x 38 6 18 mm lens f 1 0 FOV 34 6 x 26 3 22 mm lens f 1 2 FOV 28 6 x 21 6 35 mm lens f 1 0 FOV 18 2 x 13 7 75 mm lens f 1 0 FOV 8 5 x 6 4 Note The cameras are available with integrated lens only Therefore the customer cannot change the lens Changing lens and calibration has to be done in the AVT factory e Different temperature ranges Table 3 Specification Pearleye P 007 LWIR P 007 LWIR High Temp Pearleye Technical Manual V2 3 0 15 Specifications ll Pearleye P 030 LWIR Note The warranty becomes void in case of unauthorized tampering or any modifications not approved by Allied Vision Technolo gies Caution M Feature Sensor Surge To avoid damage caused by surge connect the camera to an AC DC power supply Use a certified industrial power supply that complies with common industrial standards Make sure the polarization of the power supply is correct During the camera start up inrush currents gt 4 A can occur for 20 ms Use a sufficiently dimensioned power supply to avoid damage to the camera For the DC direct current signal use cable lengths lt 30 m Consider th
3. A File number of the first correction image recorded at cold reference temperature B File number of the first correction image recorded at warm reference temperature E Two point correction operating mode J Set value of the correction image of the actually chosen correction data set recorded at cold reference temperature K Set value of the correction image of the actually chosen correction data set recorded at warm reference temperature N File number for the set values of all correction data sets Table 17 Advanced parameters two point correction The parameter E controls the operation mode of the two point correction The following value assignments are valid Value Description 0 Deactivated Data is passed through transparently 1 Activated Correction data A and B withthesetvalues J and K ofthe actual correction memory page S is used Table 18 Parameter E values Pearleye Technical Manual V2 3 0 46 Advanced parameters and commands Value Description 2 Deactivated Test mode Correction data A are output as image data 3 Deactivated Test mode Correction data B are output as image data 4 One point correction Simple subtraction of the correction data A from the input data In addition the set value J is added as offset to each pixel value 5 One point correction Simple subtraction of the correction data B from the input data In addition the set value Kis ad
4. For ideal results the camera housing temperature should be lower than 45 C For ideal results the camera housing temperature should be lower than 35 C Frame sync output pin 15 1 line 80 ps 5 Vss no load 312 lines 24 96 ms Figure 6 Frame sync output Pearleye P 007 LWIR Pearleye Technical Manual V2 3 0 28 Camera interfaces He 1 line 81 9 us 5 Vss no load 508 lines 41 6 ms Figure 7 Frame sync output Pearleye P 030 LWIR Pearleye P 007 LWIR Pearleye P 030 LWIR The frame sync output active low supplies approx 900 mV at a termination with 75 O Conversion of image data to temperature data Due to the internal LUT the pixel information can be converted to a correspond ing temperature value For the Pearleye P 007 LWIR the following relation can be used T rxDNt o with DN 12 bit digital value pixel data T Temperature value C i Resolution for Pearleye P 007 LWIR standard version 0 03 C High Temp version 0 05 C 0 offset for DN 0 for Pearleye P 007 LWIR standard version 30 C High Temp version 0 C Pearleye Technical Manual V2 3 0 29 ALLIED Vision Technologies Camera interfaces The following diagram shows the result 90 temperature C wo e o 1000 2000 3000 4000 12 bit value Figure 8 Conversion of image data to temperature data Pearleye P 007 LWIR For the Pearleye P 030
5. p16 and the CC2 signal from the grabber is low This parameter is specified in number of pixels divided by 8 j lt p16 gt Mode of the automatic calibration function k lt p16 gt lt 0000 000g fffe dcba gt DUE l a 0 gt Do not select a new correction data set 1 gt Try to find a good correction data set and activate it S lt p8 gt b 0 gt Do not take a new background correction image 1 gt Integrate frames to a new background correction image activate the correction if deactivated U 1 and eventually see bit field e set offset to mean value of the new correction image M lt pl6 gt Bit field f specifies the number of frames to integrate See bit field b of parameter U p8 for description c 0 IRC 320 600 Pearleye P 007 030 only Leave the mechanical shutter open for automatic correction data set selection 1 IRC 320 600 Pearleye P 007 030 only Close the mechanical shutter for automatic correction data set selection Tt d 0 IRC 320 600 Pearleye P 007 030 only Leave the mechanical shutter open for background correction image integration 1 IRC 320 600 Pearleye P 007 030 only Close the mechanical shutter for background correction image integration Tt e Activation of the offset calculation for the background correction 0 gt Do not calculate new mean value M pl6 keeps its current data 1 Calcul
6. 1 41 seconds at 24 images second or poll the state of bit group c with U CR gt U 1 CR Pearleye Technical Manual V2 3 0 52 Advanced parameters and commands The parameter M defines the offset value that is added to each pixel if the background correction is activated Depending on settings of parameterj M is automatically set to the mean value ofthe background image provided that the background image acquisition is done with the automatic calibration function k In this way itis possible to preserve the constant component of the image irre spective of the background correction s activation state Integrating a new background correction image with the command U does not modify M Only the 12 14 most significant bits of this 16 bits value are relevant The following table reveals the bit order Bit position 15 14 13 12 Value 12 bit Value 14 bit Table 22 U and M bit usage Example Set the background correction offset to 291 0x123 2M 1230 CR GigE Vision feature name Description BGC_OperationMode Operation mode of the background correction U lt value gt command While reading this feature the MSB shows the state of the integration process 0 Idle 1 Busy BGC_OffsetValue Offset value for the background correction M lt value gt command Table 23 Camera special feature BackgroundCorrec
7. Controls the configuration of the serial port e e Controls the echo mode e x Controls the baud rate of the serial port Pearleye Technical Manual V2 3 0 59 Advanced parameters and commands Operation Mode F E p C B JA 9 8 7 Je 5 4 3 1 o s O Integrator Image l Je a a x x x x Store rw rw rw rw rw rw rw Bitgroup Value hex Description 0 110 Baud 1 300 Baud 2 600 Baud 3 1200 Baud 4 2400 Baud x 5 4800 Baud 6 9600 Baud 7 19200 Baud 8 38400 Baud 9 57600 Baud A 115200 Baud 00 RS232 via 15 pin SUB D only 01 Additionally activate second channel via Pleora device port serial 0 a 10 Additionally activate second channel vis Pleora device port bulk 0 MODE UART 11 Reserved 0 Each character received from the host is echoed back to it s 1 No Echo Table 31 Baud rates values Example Set the factory default 115200 Baud and activate serial interface via Gigabit Ethernet gt s 2A CR Pearleye Technical Manual V2 3 0 60 Advanced parameters and commands Save parameters in flash X The command X 1 stores all parameter values into a system file within the flash memory After restarting the camera they are automatically restored However neither new recorded correction images nor modified set values J and K forallvalid S are stored and w
8. Image processing Count Set Characteristic Curve s Effective Characteristic Curve J Ta Ts Temperature Cold reference pixel A Warm reference pixel B Figure 12 Two point correction The reference images are stored in several files within the flash and are directly transferred into the correction memory following the camera start up The parameter A indicates the file number of the correction image at low reference temperature T4 The parameter B serves the same purpose for the reference image at temperature Tg For improvement of image quality the camera usually is delivered ex factory with several sets of correction data which are determined for diverse operating conditions Diverse correction images A B may exist including the according set values J K These correction images are loaded to the correction memory during the camera start up Pearleye Technical Manual V2 2 1 38 Basic parameters and commands Basic parameters and commands This chapter illustrates the basic configuration options and general commands available for the user being important for the operation of an ex factory pre configured camera Most probably the information stated here will be sufficient for most users Note For more information see Chapter Advanced parameters and commands on page 46 Select a correction data set S Pearleye P 007 LWIR Pearleye P 030 LWIR are equipped with multiple cor rection data sets For dif
9. LUT Two point correction With help of the two point correction likewise gain offset correction the nor mally distinctive underground structure of the microbolometer sensor can be equalized The gain and the offset for each pixel of the input image can be adapted to the set values on the basis of two reference images so that in the optimum case no image structure is discernible Background correction The Pearleye P 007 LWIR Pearleye P 030 LWIR models feature an electrome chanical shutter In conjunction with the background correction the image quality can additionally be enhanced The shutter is closed for a short time to acquire a temporary background correction image This image is subtracted from the two point corrected image data to reduce the remaining fixed pattern noise Bad pixel correction The bad pixel correction uses up to six non false neighbor pixels to determine an interpolated value from the neighbor pixels that replaces the bad pixel In this way the image appears without disturbing hot or cold pixels Drift compensation Asthe temperature of the camera itself directly influences the output data for stable measurements it is necessary to compensate this drift To achieve this the correction module drift compensation can be used Tt directly incorporates an internally measured temperature into a drift correction function Look up table LUT The temperature characteristic curve of the microbolometer sensor usu
10. Advanced parameters and commands on page 46 describes the advanced configuration ofthe Pearleye P 007 LWIR Pearleye P 030 LWIR models For the control of an ex factory set up camera the intervention within the parameters stated here or rather the use of the mentioned commands is only necessary in exceptional cases The appendix Chapter Command reference on page 65 describes the general command reference of the Pearleye P 007 LWIR Pearleye P 030 LWIR firmware Chapter Index on page 83 gives you quick access to all relevant data in this manual Conventions used in this manual To give this manual an easily understood layout and to emphasize important information the following typographical styles and symbols are used Styles Style Function Example Bold Programs inputs or highlighting bold important things Courier Code listings camera output etc Output Courier bold Commands sent to the camera Command Upper case Register REGISTER Italics Modes fields Mode Table 2 Styles Pearleye Technical Manual V2 3 0 9 Introduction Symbols Note D Caution Before operation Target group Getting started ll This symbol highlights important information This symbol highlights important instructions You have to follow these instructions to avoid malfunctions This symbol highlights URLs for further information The URL itself is shown in blue Example http www a
11. Bad Pixel Drift Output Camera gt Image Store Correction Integrator Correction Compensation LUT Gide m gt r3 Image Store r3 H U H U A B A B U B 4 c Correction Data lt Flash Memory Memory Access Module Access Moduld S A B C Figure 11 Image processing chain Pearleye P 007 LWIR Pearleye P 030 LWIR Each module can have various parameters which control the operation mode In the drawing above and as well within the text of this manual these parameters are always marked by Courier bold fontinorderto highlightthem to be parameters or commands adjustable via the serial interface For fast access all available correction data e g reference images for the two point correction and bad pixel correction control data are copied from the non volatile flash memory into a correction data memory SDRAM when starting the camera From this point the correction data is available for real time image cor rection The image data from the camera head is shifted through the correction Pearleye Technical Manual V2 2 1 34 Image processing lll modules and the corresponding correction data is applied Some modules may also write back new data to the correction memory But currently the modules write back only to the SDRAM and notto the non volatile flash memory The main correction modules are in detail e Two point correction e Background correction e Bad pixel correction e Drift compensation e Look up table
12. Power 12 V DC 0 5 2 max 1 5 A 3 External GND 4 5 Reserved do not connect 6 Reserved do not connect 7 RxD In RS232 Camera control 8 TxD Out RS232 Camera control 9 Reserved do not connect 10 Trigger Reset 11 ipui n optocoupler input 12 Sensor tempera optocoupler output 13 ture too low x Table 7 Camera I O connector pin assignment Pearleye Technical Manual V2 3 0 25 Camera interfaces Direction Level Description 14 Sensortempera Out Active low ture too high 15 Frame sync Out Active low output Table 7 Camera I O connector pin assignment Power supply pin 1 4 The camera requires 12 V 5 DC and maximum 1 5 A The voltage should not fall below 12 0 V and should not exceed 12 6 V Itis rec ommended to use respectively both pins 1 2 3 4 for power supply Serial interface pin 7 8 By use of the serial interface at pin 7 and 8 the camera can be controlled exter nally via a RS232 COM port A simple terminal program e g HyperTerminal is sufficient for manually con trolling the camera Note Operating this serial interface and the second available port indirect via GigE Vision features concurrently may lead to unexpected results Both interfaces share the same receive buffer and thus the characters of simultaneously sent commands may be randomly mixed up See Chapter Baud rate s on page 59 for more inform
13. Specifications Pearleye P 007 LWIR eese 13 Pearleye P 030 LWIR 16 specifications e sees eene eene 13 Spectral transmission Pearleye P 007 LWIR ees 19 Pearleye P 030 LWIR ees 19 CM 22 I PT ees 9 SUPPONE de M 5 Symbols 4 ccasscdevedacedec eode genae sodas a paa POPE 9 10 T Technical information x onore bi net etx 5 temperature data cccecccssccceseecesseeneees 29 temperature drift compensation My PUO 55 temperature warning T esss 43 terminal program eseeeeeeeeeneeen 26 Ingget npUL us cieioco ee ico tao eere eere toe iocs 26 Trigger Reset input eeeeeeeee 25 two point correction eseeeeeeeeen eene 35 short WE OUUEEIOIT socia nei odio RR bhRR S 37 A B E J K NY scsuscsossasspesuaietoaooisiacsied 46 DIDI essai eere ad 25 U U and M bit USAGE ie creen einen een Ease sh 53 upload a file to flash 0 61 Pearleye Technical Manual V2 3 0 84
14. added to the pixel data to correct a drift depending on the temperature T The temperature T is measured internally Slope and offset of the linear term are controlled by n p16 and o lt pl6 gt Changing this parameters may void ex factory calibration 000f 000m l m Operation mode 0 gt Deactivated 1 gt Drift compensation activated using the temperature measured internally Please note not all camera models are equipped with a temperature sensing feature te f Bypass the filtering of internally measured temperature 0 gt Filter is enabled 1 gt Filter is bypassed n lt p16 gt IRC 320 600 Pearleye P 007 030 only Slope n of the linear drift compensation term n T o The value specifies the slope in counts per C and is represented in 10 6 bits fixed point two s complement notation S parameter m lt p8 gt for more details about drift compensation Changing this parameter may void ex factory calibration o lt p16 gt IRC 320 600 Pearleye P 007 030 only Offset o of the linear drift compensation term n T o The value specifies an offset in counts and is Pearleye Technical Manual V2 3 0 69 Appendix ALLIED Vision Technologies p lt pl6 gt q lt p8 gt s lt p8 gt represented in 16 bits fixed point two s complement notation S parameter m lt p8 gt for more details about drift compensation Changing this parameter may void ex factory calibrat
15. at the backside of the camera L3 or the value of the register T serves for examination If L3 permanently lights up or ratherthe lowest bitof T isset the temperature of the camera housing is outside the optimum In this case provide additional heating or cooling Warm up period The warm up of the camera takes 20 to 30 minutes To achieve best performance and accurate temperature measurements wait until the warm up is complete Pearleye Technical Manual V2 3 0 11 ALLIED Vision Technologies Conformity Conformity Allied Vision Technologies declares under its sole responsibility that all standard cameras of the Pearleye that this declaration relates to are in conformity with the following standard s or other normative document s e CE following the provisions of 2004 108 EG directive e RoHS 2011 65 EU CE We declare under our sole responsibility that the previously described Pearleye cameras conform to the directives of the CE Pearleye Technical Manual V2 3 0 9 n B BRERRERERUUUU a ae 12 Specifications ll Specifications Pearleye P 007 LWIR P 007 LWIR High Temp Note D Caution M The warranty becomes void in case of unauthorized tampering or any modifications not approved by Allied Vision Technolo gies Surge To avoid damage caused by surge connect the camera to an AC DC power supply Use a certified industrial power supply t
16. flash Y 1 Show the current parameter configuration Z 1 Activates the factory default parameter configuration The saved configuration is only affected if you store the new parameter values with X 1 afterwards WARNING The factory default configuration of the firmware usually is not identical to the camera specific ex factory configuration Especially individual calibration information may be lost by applying Z 1 followed by X 1 1 Show this help text Pearleye Technical Manual V2 3 0 76 pie lll GigE Vision feature mapping to serial commands The following table shows the assignment of the available GigE Vision features to the corresponding serial commands GigE category GigE feature name Feature Serial command CameraSpecialFeatures visibility TwoPointCorrection TPC_OperationMode Expert E lt value gt TPC_CorrectionData_FileNumber Expert N lt value gt TPC_SetValue_LowRef Expert J lt value gt TPC_SetValue_HighRef Expert K lt value gt TPC FirstImage LowRef Expert A value TPC FirstImage HighRef Expert B value BackgroundCorrection BGC OperationMode Expert U lt value gt BGC_OffsetValue Expert M lt value gt LUT LUT_OperationMode Expert G lt value gt LUT_CorrectionData_FileNumber Expert D lt value gt IntegratorAndImageStore IIS_OperationMode Expert H lt value gt BadPixelCorrection BPC_OperationMode Expert F lt value gt BPC_Corr
17. for cameras with peltier temperature stabilization like e g IRC 300 IRC 320 IRC 600 NIR 300P NIR 600P Pearleye P 007 030 Goldeye CL P 008 NIR Cool Goldeye CL P 032 NIR Cool 0 gt The sensor temperature is OK 1 gt The sensor temperature is outside the optimum range This can result in a negative influence on the image quality Please ensure that the temperature of the camera housing is inside the specified range dam b PLL state 0 gt PLL is locked 1 PLL is not locked This should never occur under normal circumstances T 2 Query camera s internal temperature value IRC 320 600 Pearleye P 007 030 only lt dcb aaaa aaaa aaaa a Temperature in 1 16 C two s complement FEL b Result of LAST temperature measurement attempt 0 gt Unsuccessful if c is 1 the value a is valid anyway but contains old data from the last successful conversion 1 Successful mes c 0 gt The content of a is invalid 1 The content of a is valid ue d Continuous temperature measurement is enabled mirrors bit i in parameter h Pearleye Technical Manual V2 3 0 75 ALLIED Vision Technologies Appendix SSS U lt p8 gt Operation mode of the background correction module May automaticly be set to 1 by the command k depending on the setting of parameter j c a bbba gt LN I a Output mode of the background correction mod
18. function this file number is somewhat comparable to the file name including extension from the PC world Valid file numbers are between 1 0x01 and 254 OxFE e The file type can be defined via a further byte It is an optional clustering feature for files but it has no relevance for the file identification e There is no directory structure All files are on one single hierarchy level within the main directory This results in a maximum possible number of 254 simultaneously stored files because each file number can only be allocated once Ex factory the camera is usually already equipped with several files containing system and correction data The Pearleye P 007 LWIR Pearleye P 030 LWIR don t use the whole 64 MByte so that a customer can also use this memory for own data Pearleye Technical Manual V2 2 1 36 Image processing lll Note For more information see Chapter Upload a file to flash Q on page 61 Short introduction Two point correction A B E J K N The two point correction is the most elaborate correction module of the Pearleye P 007 LWIR Pearleye P 030 LWIR camera models For this reason initially a general survey ofthe two point correction functioning shall be given Note For more information see Chapter Basic parameters and com mands on page 39 This will probably be sufficient for most users due to the fact that the determining and adjustment of nearly all parameters is already executed e
19. i wee DPI IRE 51 integrator and image store H 57 iip e 25 170 COINSCEOE qucesexa ioa lat OO prO Reds 25 L Rz Es 21 Legal notC6 eerie ertet testen 2 Look up table LUT DG e 56 look up table LUT eeeeee eee 35 o optocoupler input eese 25 optocoupler output eese 25 Pearleye Technical Manual V2 3 0 83 Index P parameter E VAES 46 Parameter F rip m 54 parameter U VIII p 52 Pearleye P 007 LWIR spectral transmission eeseee 19 Pearleye P 030 LWIR spectral transmission seseee 19 Power supply eese nnne 25 26 Q Q command parts cis esceccccesessessccassasescases eisini 63 R RJ45 8P8C connector ee 33 RoHS 2011 65 EU eere 12 5232 scd tH OT OI vd eres 22 R5232 COM POrt ioi eret rte 26 RXD RS232 s eiie e verter 25 S save parameters in flash X Q 61 select a correction data set m 39 sensor temperature too NIGH sic iie ete etre tne 26 28 TOG ot 25 27 serial commands cccsseccessecesseceeeeceenss 23 Serial interface ssssessssssssseesssesssesssesssess 26 show help text 2 45 software version and correction data information ai m 44
20. means temperature is ok L4 Red Trigger reset input activity L5 Red Frame output activity Table 5 Description of LEDs Pearleye P 007 LWIR Pearleye P 030 LWIR Pearleye Technical Manual V2 3 0 21 cores lll Start up A Gigabit Ethernet port 1000Base T on the host computer is necessary 1 Connectthe camera with the appropriate data cable to the computer 2 Plugthe 15 pin connector of the power supply to the camera 3 Switch on the power supply Camera control commands To configure the internal image processing a serial command interface is pro vided By default this command interface is internally routed to the Gigabit Ethernet port but the RS232 signals at the 15 pin D sub connector may also be used To access it a serial terminal program employing the PC s RS 232 COM port is required For Gigabit Ethernet the camera functions are controlled via GigE Vision fea tures This GigE Vision features are internally mapped to direct camera control signals or the serial commands accordingly Note Refer to the corresponding control and command chapters throughout this manual to learn more about the GigE Vision feature mapping If the serial interface is routed over the 15 pin D sub connector it might be advantageous to use HyperTerminal to manually control the camera since it is part of Microsoft Windows deliveries AVT provides the software AcquireControl this can operate the camera s seria
21. version in Chapter Conver sion of image data to temperature data on page 29 Emissivity correction in Formula 1 Emissivity correction on page 31 File numbers 128 129 instead of 128 in Chapter Upload a file to flash Q on page 61 V2 1 1 27 01 12 Some minor corrections Corrected lens f stop values of Pearleye P 007 LWIR P 007 LWIR High Temp in Table 3 Specification Pearleye P 007 LWIR P 007 LWIR High Temp on page 13 Added note that cameras are only available with integrated lens see Table 3 Specification Pearleye P 007 LWIR P 007 LWIR High Temp on page 13 Table 4 Specification Pearleye P 030 LWIR on page 16 2 2 0 02 May 2012 Added ring line in all specifications tables at description of smart features analyze multiple regions rectangular circle ring line within image see Chapter Specifications on page 13 Updated Transmission curves legend contains Transmission see Chapter Spectral transmission on page 19 Corrected All models are equipped with multiple correction data sets Chapter Adjust the image processing on page 24 Chapter Select a correction data set S on page 39 Added description for heating up the camera in Chapter Sensor temperature too low pin 12 13 on page 27 More precise description camera housing temperature instead of camera temperature in Chapter Sensor temperature too high pin 14 on page 28 Added cross reference to emission ratio in Chapter Correctio
22. 007 LWIR time required by command k 0 T Time for one frame out Pearleye P 007 LWIR 25ms N1 Number of data sets max 32 N2 Number of integrated images max 64 The following Pearleye P 030 LWIR table shows an overview of the time required by the command k 0 Description Max Time Typical time for a Pearleye P 030 LWIR Close shutter optional 4 T 166 ms 0 ms Save one image 3 T 125 ms 125 ms Open shutter optional 0 T 0 ms 0 ms Table 13 Pearleye P 030 LWIR time required by command k 0 Pearleye Technical Manual V2 3 0 41 Basic parameters and commands Description Max Time Typical time for a Pearleye P 030 LWIR Choose data set N1 2 T 2662 ms 1331 ms N1 16 Close shutter 5 T 208 ms 208 ms Integrate images N2 1 T 2704 ms 2704 ms Open shutter 0 T 0 ms 0 ms Calculate statistics 2 T 83 ms 83 ms Total time 5 95s 4 45 S Table 13 Pearleye P 030 LWIR time required by command k 0 T Time for one frame out Pearleye P 030 LWIR 41 6 ms N1 Number of data sets max 32 N2 Number of integrated images max 64 Ifthe camera is exposed to unsteady operating conditions it might be an advan tage that the automatic data set selection regularly starts on its own If k is not set to 0 the automatic search starts at approx each k 256 images Ata frame rate of e g 40 images per second the chronological resolution ofthe k value is approx 6 4 secon
23. 3 0 61 Advanced parameters and commands Command Description 1 1 List actually stored file numbers d lt p8 gt Delete the file with the specified file number v lt p8 gt View file Dumps all bytes of the spec ified file to the serial interface Q p8 Upload a file and store it in the Flash memory Table 33 File system commands Note For more details see Chapter Command reference on page 65 Note The upload via the inband Device Port Serial 0 can take a lot of time only some thousand bytes minute are transmitted For larger files we recommend to use the external RS232 port or the inband Device Port Bulk 0 For details on how to configure the port see Chapter Baud rate s on page 59 The command Q lt p8 gt transmits files to the module lt p8 gt is an 8 bits wide parameter value in ASCII hexadecimal notation It specifies the number for the file to be created or overwritten After confirmation of the command by sending a carriage return character CR additional parameters will be expected e g the type of the file its size and also the data itself Below you see an example of a character sequence It creates a file under the number 16 0x10 with file type 66 0x42 containing the text Testtext as data Example gt Q 10 CR N00000007S4200 PAUSE D5465737474657874 gt As from confirmation ofthe command Q with CR the following characters are not echoed back as us
24. AVT Pearleye Technical Manual LWIR cameras with GigE interface V2 3 0 2013 July 09 Allied Vision Technologies GmbH Taschenweg 2a A L L F D D 07646 Stadtroda Germany Vision Technologies lll Legal notice Life support applications These products are not designed for use in life support appliances devices or systems where mal function of these products can reasonably be expected to result in personal injury Allied Vision Technologies customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Allied Vision Technologies for any damages resulting from such improper use or sale Trademarks Unless stated otherwise all trademarks appearing in this document of Allied Vision Technologies are brands protected by law Warranty The information provided by Allied Vision Technologies is supplied without any guarantees or warranty whatsoever be it specific or implicit Also excluded are all implicit warranties concern ingthe negotiability the suitability for specific applications or the non breaking of laws and pat ents Even if we assumethatthe information supplied to us is accurate errors and inaccuracy may still occur Copyright All texts pictures and graphics are protected by copyright and other laws protecting intellectual property Itis not permitted to copy or modify them fortrade use ortransfer nor may they be used on websites Allied Vision Tec
25. DataSet Beginner Number of the correction data set to activate S lt value gt command Table 10 GigE feature CorrectionDataSet Automatic calibration k Beside the manual selection of data sets with parameter S also an automatic calibration one time or timer controlled repeating can be carried out The automatic process tries to determine the best dataset S and activates it Pearleye P 007 LWIR Pearleye P 030 LWIR models additionally employ the electromechanical shutter to acquire a temporary background correction image Criterion for the data set selection is a statistics value which is correlating with the fixed pattern noise being visible within the image For the determination of this statistics value an image is recorded and stored by means of the first Integrator Image Memory module in the chain This acquired image is tested in succession with each correction set being available in the memory by determining the statistics value of the corrected data Finally that memory page S becomes activated which is showing the best results for the statistics value Depending on the number of available data sets the automatic data set selec tion can take some seconds During the data set selection the image output is stopped by suppression of the FVAL signal According to each image content under the same conditions diverse correction sets can be chosen if they are very similar to one another But generally the data set which is o
26. E c 12 command K O eeeeeeeeeeeeee eene eene 41 Conformiby 3 is cee see eae eo ese stet ese teet betonte 12 Contacting 5 eroe io osuere eee eret esee eo n ORT 5 correction emissivity eesseeeeeeeeee eene eene nnne 31 correction data eeeseeee eene 36 correction sets eececesscccescecsceceesceeesceeees 36 current parameter settings appro HA 44 D declaration of conformity s 12 CIMENSIONS eee ene cae ne ee e nemen eren euge is 20 document history cesses eene eee 6 drift compensation ceeeeeeeeereeeee 35 E electromechanical shutter I 43 emissi n TaElO ioo ee Leo tod eev eae eese rea ea eo Te veosio 31 emissivity correction eese 31 lll External GND ceeeeeeeeeeeee nennen 25 External POW ea parie pO IR OnH add re 25 F NNI m 12 ILES IPRC sss voseadeeecetevbevectecdesevaeee 36 file system commands sees 62 Frame sync output eee 26 28 G Gigabit Ethernet JACK sivccasaceadsssnctavucscescevdoas 33 Osram ter 33 GigE jack pin assignment 33 H HyperTerminal uc oie etui chr ee 26 IMAGE processing sexeenskxeexcxesekuxvienuu suos 24 34 Image processing CHAIN sissaccsseversvasareceandsans 34 Integrator and image store Ve UES m 58 integrator and image store
27. LWIR the following relation can be used T rxDN 0 with DN 14 bit digital value pixel data T Temperature value C r Resolution for Pearleye P 030 LWIR standard version 0 0075 C 0 offset for DN 0 for Pearleye P 030 LWIR standard version 30 C Pearleye Technical Manual V2 3 0 30 Camera interfaces ALLIED Vision Technologies temperature C Figure The following diagram shows the result y 0 0075x 30 0 4000 8000 12000 16000 14 bit value 9 Conversion of image data to temperature data Pearleye P 030 LWIR Consideration of the emission ratio Every material has its own emissivity value for IR so the measured value is not equal to the real temperature The best result can be reached with materials that have emissivity ratio near to 1 0 100 The following formula allows correcting the temperature value when the emis sivity ratio is known ihe B Formula 1 Emissivity correction with T K Corrected value in Kelvin Tn Measured value in Kelvin Tp Background temperature in Kelvin Emission ratio Pearleye Technical Manual V2 3 0 31 Vision Technologies ALLIED Camera interfaces Note Normally the background temperature can be assumed to be equal to the environmental temperature The emission grades of many different materials can be found on various internet sources Pearleye Technical Manual V2 3 0 Gu 32 Camera interfaces
28. ace by sending the command 1 Note This firmware is used in other camera models as well Thus not all commands and parameters mentioned in this reference are usefulin conjunction with the Pearleye P 007 LWIR Pearleye P 030 LWIR IRC 300CL GE IRC 320CL GE IRC 340CL GE IRC 600CL GE IRC 640CL GE NIR 300 F P CL GE NIR 600PCL PGE NIR 610PCL PGE Pearleye P 007 LWIR Pearleye P 030 LWIR Goldeye CL P 008 NIR Cool and Goldeye CL P 032 NIR Cool Series Command Help Version Vxx xx xx 20xx AVT GmbH Referenced Firmware Vxx Vxxxx General Information Each command consists of a command letter optionally followed by an equals sign and a parameter value in hexadecimal number representation The command letter is case sensitive Hexadecimal values are always upper case and are 1 to 4 digits long The command is activated by sending a carriage return character CR ASCII character number 0x0D Serial communication operates in echo mode by default This means that each character received by the module is echoed back to the sender Example set Baudrate to 115200 Baud RS 232 only S A CR After successful execution of the command the command input character gt is output If any error occurred somewhere previous to the prompt a question mark character is displayed To query a parameter value send the corresponding command letter follow
29. age processing on page 34 The camera is configured ex factory with parameter settings which ensure a basic image correction Pearleye P 007 LWIR Pearleye P 030 LWIR are equipped with multiple correction data sets for different operation conditions the image quality can be improved by activating another correction data set if the conditions of the camera have changed In addition the Pearleye P 007 LWIR Pearleye P 030 LWIR models feature an electromechanical calibration shutter that can further enhance the quality of the corrected image Use the serial command k 0 to select a good data set automatically This command also controls the shutter Note For more information see Chapter Automatic calibration k on page 40 Pearleye Technical Manual V2 3 0 24 Camera interfaces Camera interfaces This chapter gives you information on the control junction inputs and outputs and trigger features www For accessories like cables see http www alliedvisiontec com emea products gq accessories gige accessories html Control connector Camera I O connector pin assignment 15 pin D sub connector This connector is intended for the power supply as well as for controlling the camera via its serial RS232 interface over a COM port Furthermore some output signals are available showing the camera state Pin Signal Direction Level Description 1 Power supply External
30. ally is not linear With help of the look up table LUT there is the possibility to lin earize the data at the end of the processing chain so that more precise tem perature values are the result Pearleye Technical Manual V2 2 1 35 Image processing File system lll Correction data Ex factory camera specific correction data for each correction module are deter mined and stored in the camera so that an optimum image quality is available A PC with a Gigabit Ethernet interface can transmit the temperature data directly to the main memory or rather to the display Note To reach more exact temperature measurements consider the mission ratio and the environment temperature For more information see Chapter Consideration ofthe emission ratio on page 31 Correction sets For high quality requirements we recommend to use more than one correction data set So operating conditions of the camera are mostly compensated Several different correction sets for the two point correction are stored inside the camera Note For more information see Chapter Select a correction data set S on page 39 The Pearleye P 007 LWIR Pearleye P 030 LWIR camera models are equipped with a non volatile data memory 64 MByte flash which records configuration and correction data The data is managed in a minimalist file system Due to the file system there are the following restrictions e Files are identified via one byte Regarding to its
31. and Table 44 Camera special feature LUT Pearleye Technical Manual V2 3 0 81 lll Appendix CameraSpecialFeatures IntegratorAndImageStore Feature Description IIS OperationMode Operation mode of the integrator and image store H lt value gt command While reading this feature the MSB shows the state of the integration process 0 Idle 1 Busy Table 45 Camera special feature IntegratorAndImageStore CameraSpecialFeatures BadPixelCorrection Feature Description BPC_OperationMode Operation mode of the bad pixel correction F lt value gt command BPC_CorrectionData_FileNumber File number of the correction data for the bad pixel correction C lt value gt command Table 46 Camera special feature BadPixelCorrection Pearleye Technical Manual V2 3 0 82 Index Index A automatic calibration m S 40 B background correction s sess 35 U M m H R 51 background correction U 57 Background temperature 31 bad pixel correction eese eres 35 M2 54 basic commands esccceseeceescceesceeesceeees 39 basic parameters cesses enne 39 Dad rate C ssssiosidiinissicssnsssirssniesasisaes 59 baud rates VEI P 60 c camera dimensions ssessssssessssesssesssssseess 20 camera interfaces esceeeee eese 25 C
32. and Overview Lower Case Commands Mainly for Administration purposes a pl6 Set the serial number A and save it to flash b lt p16 gt Set the serial number B and save it to flash c lt p8 gt Configure the FPGA with data from the specified fil number d lt p8 gt Delete the file with the specified file number e p8 Erase the flash e 0 Erase used blocks only e FF Erase all blocks f lt p16 gt Write a data byte to a FPGA register High Byte Data value to write Low Byte Address of the register g lt p8 gt Read a data byte from a FPGA register at specified address Pearleye Technical Manual V2 3 0 i a a 66 Appendix ALLIED Vision Technologies h lt p16 gt Internal mode and control register lt kk jjih gfed cbaa INI T a Camera Link output mode 00 gt 12 data bits per pixel 01 14 data bits per pixel 10 gt 16 data bits per pixel 11 10 data bits per pixel b Destination of external trigger signal GE interface only See W lt p8 gt for details c Current shutter state Use I lt p8 gt to control the shutter IRC 320 IRC 600 Pearleye P 007 P 030 only d NIR 300F NIR 600 and Goldeye CL 008 P 008 P 032 support 0 gt Normal mode e g for IRC 300 320 600 NIR 300 Pearleye P 007 030 1 NIR 300F NIR 600 Goldeye CL 008 P 008 P 032 mode e De
33. at the voltage drop increases with the cable length AVT or your local dealer provides suitable power supplies http www alliedvisiontec com emea products accessories html Specification Amorphous silicon uncooled microbolometer focal plane array FPA ULIS UL 04 17 1 built in electromechanical shutter Effective chip size 16 mm H x12 mm V Cell size 25 um x 25 um Resolution max 640 H x 480 V Lens mount M65 x 0 5 Field of view FOV With 18 mm lens 47 9 x 36 9 Focus range 0 5 m to infinity manually adjustable Spectral response 8 um to 14 um LWIR Pixel format Frame rate Mono14 up to 24 fps Measurement temperature range Sensitivity NETD 20 C to 80 C standard version typical lt 80 mK 303 K f 1 0 Table 4 Specification Pearleye P 030 LWIR Pearleye Technical Manual V2 3 0 16 ll Specifications Feature Specification Temperature stabilization Peltier stabilized ADC 14 bit Digital output 14 bit GigE Sensor time constant approx 7 ms Smart features Built in correction data sets bad pixel correction background FPN correction gain offset correction NUC non uniformity correction for each pixel drift compensation temperature linearization LUT continuous mode image acquisition with maximum frame rate With AVT s AcquireControl pseudo color LUT with several color profiles auto contrast auto brightnes
34. ate a new value and set it as offset for the background correction M lt p16 gt Bit field g controls the calculation Pearleye Technical Manual V2 3 0 a Hcet 68 ALLIED Vision Technologies Appendix SSS method Sa f Operation mode during image integration See bit field b of parameter U lt p8 gt for description he SSS SSS Sas g Offset calculation method for the background correction M lt pl16 gt 0 gt Set M pl16 to the mean value of the newly captured background correction image 1 IRC 320 600 Pearleye P 007 030 only Set M lt p16 gt to a linear interpolated value depending om the current camera temperatur See parameter q lt p8 gt for correction data file k p16 Start the automatic calibration function Depending on the value of j different correction mechanisms are applied to improve image quality The parameter U may be affected too k 0 Calibrate one time k 1 FFFF Start the calibration every k 256 frames 1 1 List contents of the flash file directory m lt p8 gt IRC 320 600 Pearleye P 007 030 only Operation mode of the temperature drift compensation A linear compensation term n T o p is
35. ation about serial interface configuration options Trigger input Reset pin 10 11 Due to a rising edge at the trigger input the image readoutis reset and the cam era immediately starts to output the first line of the new image In this way a synchronization of several cameras is possible Note A reset event can render up to two output images invalid The first image may have fewer lines because its output was aborted by the reset event Additionally the intensity of the second image may be inaccurate because the microbolometer pixels minimal integration time was not reached Avoid reset events during integration of correction data or execution of the automatic calibration function k Pearleye Technical Manual V2 3 0 26 Camera interfaces Pearleye P 007 LWIR Pearleye P 030 LWIR ll 1 1k optocoupler pind1 pT 4 4 z KL rr pin 10 Figure 4 Trigger input diagram The current 1 which flows through the optocoupler and the integrated drop ping resistor should be 5 mA and should not exceed 20 mA For continuous periodical trigger the pulse must be at least 100 ps in length and the periodic time must be exactly 24 96 ms 10 us For continuous periodical trigger the pulse must be at least 82 ys in length and the periodic time must be exactly 41 608 ms 20 us Sensor temperature too low pin 12 13 Figure 5 Sensor temperature too low Caution M As l
36. ation values The parameter n lt p16 gt specifies the slope of the linear drift compensation term n T o The value specifies the slope in counts per C and is represented in 10 6 bit fixed point two s complement notation With o lt p16 gt the offsetis specified The value is represented in 16 bits fixed point two s complement notation An additional offset user offset can be specified by p lt p16 gt This parame ter is represented in 16 bits fixed point two s complement notation Pearleye Technical Manual V2 3 0 55 Advanced parameters and commands Note This function is currently not available as GigE Vision feature D Look up table LUT D G The temperature data of the microbolometer sensor is generally non linear The LUT linearizes the data that have already been pre corrected by two point background and bad pixel correction resulting in more exact temperature val ues The LUT is implemented as 12 bit LUT The operation mode of the LUT is controlled with parameter G The following value assignment is applied LETITS Description 0 Deactivated Data are passed through transparently 1 Activated 2 Deactivated Test mode LUT data are output sequentially Table 27 Look up table values Note Operation mode 2 exists only for test purposes If activat ing this mode the module does not transmit any incoming image data anymore It becomes a data source itself inst
37. ation mode of the two point correction E lt value gt command TPC_CorrectionData_FileNumber File number of the flash file containing the set values for the two point correction N lt value gt command TPC_SetValue_LowRef Define the set value for the low reference image of the two point correction J lt value gt command TPC_SetValue_HighRef Define the set value for the high reference image of the two point correction K lt value gt command TPC_FirstImage_LowRef File number of the first low reference image of the two point correction A lt value gt command TPC FirstImage HighRef File number of the first high reference image of the two point correction B lt value gt command Table 42 Camera special feature TwoPointCorrection CameraSpecialFeatures BackgroundCorrection Feature BGC_OperationMode Description Operation mode of the background correction U lt value gt command While reading this feature the MSB shows the state of the integration process 0 Idle 1 Busy BGC_OffsetValue Offset value for the background correction M lt value gt command Table 43 Camera special feature BackgroundCorrection CameraSpecialFeatures LUT Feature LUT_OperationMode Description Operation mode of the LUT G lt value gt command LUT_CorrectionData_FileNumber File number of the data for the LUT D lt value gt comm
38. ck pere eee RE EE Ree Eee PET 16 SpectraltransmisslOn s ies eon aee iae oo ker eee ba o Dey x UR dues EXER EXER SEE ERE E eae R ee dene ena eb eo Ree u eR p eode dus 19 Camera dimensions 1 1 essere 20 Pearteye P 007 LWIR Pearleye P 030 LWIR sies setas aeo e IE ERo ae aep eta IM n EEO SR kou eR EE Ia e key Pn aser ens 20 Start Up rset dacs 22 Camera control commands eeeseeeeeeeeee eese eene eene nnt a E E aree seres serene nnne 22 Adjust the image processillg ceu eceoa ceo ne eaae are aa eaae ro pe eR EE e BEEN SER e e eR e Eaux ee xv SER FUE ER E ean cu eus 24 Camera interfaces sese 25 Control COnTIGCEOT Avs cice teeta stides seo to pes ciet oo eeeeeees eese io tee o debes pee si sees tu ev eta wd day seo eere ENE 25 Camera I 0 connector pin assignment 15 pin D sub connector eee 25 Power SUPPLY DIM 124 2 3 tide n beers ere eee cott oe sU siete sese eeu edes aun 26 Serial interface pin 7 8 RH 26 Trigger input Reset pin 10 11 ccsiccescccisesad desccansesvaveenssdenesactbedangeaatavhdeaaeacsaneccaneendencs 26 Sensor temperature too low pin 12 13 eesseeeeeeeeeeeee eene nenne nennen nennen nnne tren 27 Sensor temperature too high pin 14 eeceese esses eeee eene ee enne e nenne nenne nnne nnne nena 28 Frame sync output pln 15 1 2 co aes ento pou re Feu eres a erue veces eo a ee ees y eeu gae e esae a eae P aeu
39. d at startup 01 EF The correction data is loaded from the indicated file If the following number also exists within the flash it is loaded into the second page of the correction memory This sequential loading procedure is continued as long as one file number in the sequence is missing or the maximum number currently 32 is achieved FF 64 frames are integrated and the result is loaded into the active page of th correction memory as a new correction image B p8 File number of the first warm high reference imag of the two point correction Gain Offset Correction Changing this parameter or the contents of the specified files may void ex factory calibration 0 No loading of any correction image The memory content remains uninitialized at startup 01 EF The correction data is loaded from the indicated file If the following number also exists within the flash it is loaded into the second page of the correction memory This sequential loading procedure is continued as long as one file number in the sequence is missing or the maximum number currently 32 is achieved FF 64 frames are integrated and the result is loaded into the active page of th correction memory as a new correction image C lt p8 gt File number of the correction data for the bad pixel Pearleye Technical Manual V2 3 0 71 Appendix ALLIED Vision Technologies D lt p8 gt E lt p8 gt F
40. ded as offset to each pixel value Table 18 Parameter E values Usage of the parameters is described in more detail on the following pages Note Operating modes 2 and 3 are for test purposes If you activate mode 2 or 3 the module does not transmit any incoming image data The module outputs correction data as image data only Pearleye Technical Manual V2 3 0 47 Advanced parameters and commands Example Activate the two point correction gt E 1 CR Correction Correction Cold reference image data data A 0 n Cold reference set value e 0x 7 J Correction Correction Warm reference image data data B 0 n Warm reference set value K 0 n Load process nnne d Figure 13 Schematic process of two point correction The parameters A and B define both files out of which the reference images for the two point correction data are loaded The reference images in the file system are stored each in a closed sequence of file numbers The loading pro cess following the camera start begins atthe first cold referenceimage A Then itis continued with the accompanying warm reference image B In the follow ing step it is attempted to load the file numbers A 1 then B 1 andsoon This process is continued as long as one file within the sequence is missing in the flash or the maximum number of correction sets actually 32 has been achieved If during operation the value of A or B is newly adjusted thi
41. ds Example The automatic correction data selection shall always be started approx every 1200 seconds 20 minutes 1200 sec 6 4 sec per count 188 OxBC gt k BC CR Caution The electromechanical shutter is not designed to be held M closed permanently Reopen it soon after closing GigE feature name CameraSpecialFeatures Feature Visibility Description AutoCalibrationInterval Expert Setup the automatic calibra tion interval 0 Calibrate one time 1 to 65535 Calibrate every k 256 frames k lt value gt command Table 14 GigE feature AutoCalibrationInterval Pearleye Technical Manual V2 3 0 42 Basic parameters and commands Electromechanical shutter I The Pearleye P 007 LWIR Pearleye P 030 LWIR models are equipped with an electromechanical shutter that can be controlled with the command I Use I 1 tocloseand I 0 to open the shutter Note The shutter is open by default power off The typical life time of the electromechanical shutter is 1 million control cycles GigE feature name CameraSpecialFeatures Feature Visibility Description MechanicalShutter Beginner Set the electromechanical shutter state manually I lt value gt command Table 15 GigE feature Electromechanical shutter Temperature warning T The command T 1 displays the content of the temperature warning register The lowest order bit has the same function as LED L3 placed at the backs
42. e 6 Scheme of serial commands Example activate correction data set number 0 1 The user sends the four characters Sz0 CR 2 Thecamera answers with seven characters S 0 CR CR LF gt 3 Aterminal program without local echo displays s 0 gt After successful execution of the command the command input character gt is output If any error occurred somewhere previous to the prompt a question mark character is displayed To query a parameter value send the corresponding command letter followed by the equals sign and a question mark character gt s CR Pearleye Technical Manual V2 3 0 23 Start up ll Ifthe intended action does not need any parameter itis sufficient in most cases to send the command letter only directly followed by CR At the beginning of a command sequence it is good practice to check the serial communication by sendingjusta CR tothe camera and verify that the com mand prompt gt is returned There is an input buffer holding a few characters but no hardware handshake Thus a sequence of commands should not be sent to the camera without awaiting the intermediate input prompts Otherwise the camera s serial input buffer may overflow Adjust the image processing Subsequently the important commands for quick starting the image correction ofthe Pearleye P 007 LWIR Pearleye P 030 LWIR are mentioned All further parameters and a description ofthe correction modules can befound in Chapter Im
43. e containing the set values for the two point correction J K Changing this parameter or the contents of the specified files may void ex factory calibration 0 No set values are loaded The memory content remains uninitialized at startup 01 EF The correction data is loaded from the indicated file File number of the file containing the FPGA configuration data Upload a new FPGA configuration file via the serial interface and store it in the flash memory After issuing CR a special transfer protocol is processed A currently existing file will be overwritten Upload a general file via the serial interface and store it in the flash memory using the specified file number After issuing CR a special transfer protocol is processed A currently existing file will be overwritten WARNING Do not power down the device until the command prompt gt has returned Otherwise file system corruption may occur which can leave the device inoperabl Number of the correction data set to activate The range of valid values depends on the number of factory prepared and currently loaded data sets Please note that a change of S affects the correction data for the gain offset correction Pearleye Technical Manual V2 3 0 74 Appendix ALLIED Vision Technologies T 1 Show sensor temperature warning state b a l a Sensor temperature warning state this bit is only valid
44. ead Example Activate the LUT for linearization gt G 1 CR The file containing the LUT data is set with parameter D Ex factory the LUT is determined one time and stored into the flash As generally only one LUT exists in the camera it is not necessary to change this parameter Example Initialisation of the LUT with data from file number 0x80 gt D 80 CR Pearleye Technical Manual V2 3 0 56 Advanced parameters and commands GigE Vision feature name Description LUT_OperationMode Operation mode of the LUT G lt value gt command LUT_CorrectionData_FileNumber File number of the data for the LUT D lt value gt command Table 28 Camera special feature LUT Integrator and image store H The integrator image store integrator module is internally applied for the automatic selection of the correction set k and the recording of new tempo rary reference image data A FF B FF Furthermore this module may also be controlled manually The data are stored in the volatile SDRAM memory They will get lost after the camera is switched off Note This module uses the same memory buffer as the Background Correction U Itis not useful to activate H and U atthe same time The bits of the parameter value are divided into four different sized bit groups a b cand d Each bit group has a special function being independent of the other ones e a Controls the output of integrator m
45. ecimation or any other function changing the vertical dimensions of the image Width This feature represents the actual image width expelled by the camera in pixels Height This feature represents the actual image height expelled by the camera in pixels OffsetX This feature represents the horizontal offset from the origin to the AOI in pixels OffsetY This feature represents the vertical offset from the origin to the AOI in pixels DecimationHorizontal Unused DecimationVertical Unused PixelFormat List with all available pixel formats of the camera e g MONO12 TestImageSelector Enables or disables the internal test image generator of the camera Table 37 Camera standard feature ImageSizeControl AcquisitionControl Feature Description AcquisitionMode This feature controls the acquisition mode of the software It describes how many frames should be acquired AcquisitionStart Starts the image acquisition of the camera AcquisitionStop Stops the image acquisition of the camera Table 38 Camera standard feature AcquisitionControl Pearleye Technical Manual V2 3 0 79 Appendix lll CameraSpecialFeatures Feature Description AutoCalibrateOnce Start the automatic calibration once k 0 command The processing of this command can take several seconds depending on the current image rate and the number of correction data sets available AutoCalibrationMode Configure mode
46. ectionData_FileNumber Expert C lt value gt AutoCalibrateOnce Beginner k 0 AutoCalibrationMode Expert j lt value gt AutoCalibrationInterval Expert k lt value gt CorrectionDataSet Beginner S lt value gt LoadParameterFromCameraFlash Expert Z value SaveParameterToCameraFlash Expert X value ParameterDump Guru Y value Table 35 GigE feature mapping to serial commands Pearleye Technical Manual V2 3 0 77 pie lll GigE Vision feature description for AVT Goldeye cameras Devicelnformation Feature Description DeviceModeName Name of the attached camera model DeviceID Unique 32 bit device ID of the AVT camera model DeviceUserID User ID field This field can be accessed R W by the user to store an additional device identifier DeviceScanType This feature specifies the scan type of the sensor Areascan or Linescan Table 36 Standard DeviceInformation Pearleye Technical Manual V2 3 0 78 Appendix ImageSizeControl lll Feature Description SensorWidth Maximum width of the sensor in pixels SensorHeight Maximum height of the sensor in pixels WidthMax This feature represents the maximum width in pixels of the image after horizontal binning decimation or any otherfunction changing the horizontal dimensions of the image HeightMax This feature represents the maximum height in pixels of the image after vertical binning d
47. ed by the equals sign and a question mark character s CR If the intended action does not need any parameter it is also sufficient in most cases as a shortcut to send the command letter only directly followed by CR Pearleye Technical Manual V2 3 0 65 ALLIED Vision Technologies Appendix SSS At the beginning of a command sequence it is good practice to check the serial communication by sending just a CR to the camera and verify that the command prompt gt is returned There is an input buffer holding a few characters but no hardware handshake Thus a sequence of commands should not be send to the camera without awaiting the intermediate input prompts Otherwise the camera s serial input buffer may overflow How to use Help To see this help text type the following command 1 CR Conventions lt p8 gt 8 bits long parameter value 1 to 2 Hex characters lt p16 gt 16 bits long parameter value 1 to 4 Hex characters aa00 bbb 8 bits long parameter resulting in two hex chars consisting of bit fields The function of each bit field is described like this aa Lower case letters label the bits of interest Ot These bits have to be zero mw Separation character for readability Irae Marks a don t care bit should be written as 0 pbb Bit fields may have any length Some commands are only accessible in a special password protected administrator mode Comm
48. edegececds 61 Uplaad anie to flash UD aussi eadeni ipte velut angit kud dale S EEEE d i d iu 61 Appendix e 65 Command referen Censinio a i a a na ai 65 GigE Vision feature mapping to serial commands ssssssssesssseesessssssssesssesseesssesssesssesssesseessee 77 GigE Vision feature description for AVT Goldeye cameras eeeeseeeeee eene eene nenne nnne 78 Wnsd npd rie 78 ImageSizeConttoL 4 oieecee ce tet ete eta teo rete R epe ERR Ren CER CORRER EE EX EROR Re EYE SERE nne eed LE a Ege 2d 79 ACQUNSTHOMCOMEIOL DR 79 CameraSpecialFeatures 415 2 1e eed ey eee eroe re do Chara aea se Deae vua eo ea epa Hah ae andes 80 Came raSpecialFeaturesNTwoPolttCOtTGCliOfi uias o eoo o on oa ne eo tenant aa nae aa aurea neges an pea ante a npa KS ES 81 CameraSpecialFeatures BackgroundCorrection ecce eee eeee eee eene eene enne 81 Mur recur Fea tires LUT Pc 81 CameraSpecialFeaturesMntegratorAndImageStore eee 82 CameraSpecialFeatures BadPixelCorrection i uos oen iiuni nens eue na ea RE ee aaa reo Pn Eos a Y Ina en EE esa ese Paga eps 82 LT c Gainer pene rere X X Tyree 83 Pearleye Technical Manual V2 3 0 4 Contacting Allied Vision Technologies lll Contacting Allied Vision Technologies Info D Technical information http www alliedvisiontec com e S
49. enses for LWIR with various focal lengths Table 4 Specification Pearleye P 030 LWIR Pearleye Technical Manual V2 3 0 18 ALLIED Vision Technologies Specifications Spectral transmission 100 90 80 70 60 50 Transmission 40 Transmission 30 M T 9 10 11 12 13 14 LWIR Wavelength um T MWIR Figure 1 Spectral transmission of Pearleye P 007 LWIR Transm min Transm max Transmission T 9 3 4 5 5 7 8 9 10 11 412 13 14 15 16 17 18 19 20 MWIR Wavelength pum Figure 2 Spectral transmission of Pearleye P 030 LWIR Pearleye Technical Manual V2 3 0 19 ALLIED Vision Technologies Camera dimensions Camera dimensions Pearleye P 007 LWIR Pearleye P 030 LWIR max 32 7 101 86 UNC 1 4 UNC1 4 M4 max screw depth 45mm 4 5mm 3mm Lens 18 mm f 1 Gigabit Ethernet Connection Power Control connection UNC 1 4 2x and M4 mounting holes are in the center of the main body Figure 3 Camera dimensions Pearleye P 007 LWIR Pearleye P 030 LWIR front side back Pearleye Technical Manual V2 3 0 a a a reo 20 Camera dimensions LED Color Description Power Green Power indicator L2 Red Camera is operational L3 Red Temperature state Off
50. ferent operation conditions the image quality can be improved by activating another correction data set if the environmental condi tions have changed For quick access to the different correction data sets the correction data memory is subdivided into 32 single pages Each of these pages can store a complete set of correction data parameters A and B Atall times only one page can be active simultaneously and all eventual modification of the correction data takes place within this page For each correction memory page a further pair of registers for the parameters J and K is available In order to enable an access on the values J and K ofeach correction data set the page address also serves as access address to the register pairs The memory pages are filled with data starting at the address 0 The highest valid address depends on the number of correction data sets stored in the cam era however it cannot exceed 31 0x1F If e g 27 correction data sets are available this would result in a maximum valid page address of 0x1A Both parameters A and B together affect the choice and the number of data sets to be loaded By means of the parameter S the address of the active page can be adjusted Example Activate the eleventh correction data set address 10 OxA gt S A CR Pearleye Technical Manual V2 3 0 39 Basic parameters and commands GigE feature name CameraSpecialFeatures Feature Visibility Description Correction
51. hat complies with common industrial standards Make sure the polarization of the power supply is correct During the camera start up inrush currents gt 4 A can occur for 20 ms Use a sufficiently dimensioned power supply to avoid damage to the camera For the DC signal use cable lengths less than 30 m Consider that the voltage drop increases with the cable length AVT or your local dealer provides suitable power supplies http www alliedvisiontec com emea products accessories html Feature Specification Sensor Amorphous silicon uncooled microbolometer focal plane array FPA ULIS UL 03 08 1 built in electromechanical shutter Effective chip size 11 2 mm H x 8 4 mm V Cell size 35 um x 35 um Resolution max 320 H x 240 V Lens mount M65 x 0 5 Field of view FOV With 18 mm lens 35 x 26 Focus range 0 5 m to manually adjustable Spectral response 8 um to 14 uim LWIR Pixel format Mono12 Frame rate up to 40 fps Table 3 Specification Pearleye P 007 LWIR P 007 LWIR High Temp Pearleye Technical Manual V2 3 0 13 Specifications Feature Measurement temperature range Sensitivity NETD ll Specification 20 C to 80 C standard version 0 C to 200 C High Temp version typical lt 80 mK 303 K f 1 0 standard version typical lt 160 mK 303 K f 1 0 High Temp version Temperature stabilization Peltier stabili
52. hnologies GmbH 07 2013 All rights reserved Managing Director Mr Frank Grube Tax ID DE 184383113 Headquarters Taschenweg 2a D 07646 Stadtroda Germany Tel 49 0 36428 6770 Fax 49 0 36428 677 28 e mail info alliedvisiontec com Pearleye Technical Manual V2 3 0 2 ll Contents Contacting Allied Vision Technologies 5 Introduction e 6 Document IVSLbOTy 2 oou c vore eade eoo ceno Lane o eoe g eu nueve eo ero Po Rao EOS IE FO Ru P Re RYE FERE e Pea eR GERE Sau EESE d Cea fe aea ERES 6 Mama OVErVIOW Em 8 Conventions used in this manual cccssscccsscccnssccessccescceseceseceeseccesseceeeeceseecsseceeeeeunss 9 SLyL8S cesses tenes o detto queo Eae ehe eR RS EE eR eaae ee eue be e yeRa e peo E E E ek arde e aene next eb ere petu dae Eee e ode 9 SVMDOUS cee c hie E PL 10 Before opetatiOn i deese ERR Erba naro ERR ces Fete of END e a de dene e aea PLE eo cogens aE ei gebse usen 10 Sale Wal MINGS ss coves 11 Conformitly 1 sese trennen tn ne enini 12 U 12 Specifications seen erestne itae ptn eed est eh ene eth tese soak eni e bx ere ka gi 13 Pearleye P 007 LWIR P 007 LWIR High Temp eeeeeeee eene enn nennen nenne nennen 13 Pearleye P 030 DWIR 5 52 6o icti ee ce edet a eere Eoo pre Wace ta
53. ide of the camera housing If the value 1 is output the temperature of the microbo lometer sensor is outside the optimum range After switching on the camera you have to wait some time until the set value is reached If the temperature warn ing remains active for a longer period the environment temperature of the camera should be checked Note For information about the starting procedure see Warm up period on page 11 The camera is equipped with an internal temperature sensor The temperature can be displayed using the command T 2 The temperature is output as 16 bit value The 4 most significant bits contain information about the temperature sensing state The remaining 12 bits contain two s complement of 1 16 degrees Celsius Pearleye Technical Manual V2 3 0 43 Basic parameters and commands GigE feature name CameraSpecialFeatures Feature Visibility Description SensorlemperatureState Expert Camera sensor temperature state 0 The sensor temperature is OK 1 The sensor temperature is outside the optimum range QuerySensorTemperatureState Expert Query camera sensor tempera ture state T 2 1command ShutterTemperatureValue Beginner Shutter temperature value in degree Celsius QueryShutterTemperatureValue Beginner Query camera shutter tempera ture state T 2 2command Table 16 GigE feature Sensor temperature state Software version and correction data information V The com
54. ill therefore be lost after the camera is switched off GigE Vision feature name Description SaveParameterToCameraFlash Saves the parameters into internal camera flash memory X lt value gt command 1 All parameter values are stored into a system file within the flash memory of the camera Table 32 Camera special feature SaveParameterToCameraFlash Upload a file to flash Q Caution The commands d lt p8 gt and Q lt p8 gt do not need additional confirmation NM Files below ID OxFO are not write protected and thus are modified or deleted without warning The data in the flash memory are managed in a minimalist file system Files are identified via one byte Valid file numbers are between 1 0x01 and 254 OxFE A further byte can be used to define the file type There is no directory structure This results in a maximum possible number of 254 simultaneously stored files A lot of file numbers are already reserved by factory For the correction data of the Pearleye P 007 LWIR Pearleye P 030 LWIR the file numbers 1 32 96 112 113 128 129 are used File numbers greater than or equal to 240 are reserved for the system itself and will be not visible to the user For user data we recommend the file numbers between 16 0x10 and 31 Ox1F The file system is administrated by serial commands via RS232 or inband via Gigabit Ethernet There are different commands to control the file system Pearleye Technical Manual V2
55. ion IRC 320 600 Pearleye P 007 030 only User specified parameter for the temperature drift compensation This is a value represented in 16 bits fixed point two s complement notation The value is an additional offset value to fine adjust the camera See parameter m p8 for more details about drift compensation IRC 320 600 Pearleye P 007 030 only File number of the binary table data for the temperature dependant mean value correction see parameter j pl6 The file consists of sampling points given as binary value pairs temperature M The correction interpolates linearly between two sampling points and extrapolates beyond the edges of the covered temperatur range Correction data is recorded during the factory calibration process Changing this parameter or the specified file contents may void ex factory calibration Configure the UART s for main serial communications Changes are activated immediately eaa bbbb gt N N t b Baud rate of the main UART and if availiable the second channel UART The second channel UART supports 9600 to 115200 Baud only 0 gt 110 Baud 1 300 Baud 2 600 Baud 3 1200 Baud 4 2400 Baud 5 4800 Baud 6 9600 Baud 7 19200 Baud 8 38400 Baud 9 57600 Baud A gt 115200 Baud qose a Second channel UART configuration This channel is equivalent to the main UART concerning the use as command interface But it i
56. l port inband via the Gigabit Ethernet interface or externally via PC standard COM ports Type lt CTRL gt Y to get a camera control terminal window there By default the serial interface uses the following parameters 115200 Baud e 8 data bits e 1stop bit e No parity e No handshake The baud rate is factory adjusted to 115200 but can also be configured to other values see Chapter Advanced parameters and commands on page 46 Pearleye Technical Manual V2 3 0 22 Start up lll Each command consists of a command letter followed by an equals sign and a parameter value in hexadecimal number representation The command letter is case sensitive Hexadecimal values are always upper case and consist of 1 to 4 digits The command is activated by a carriage return CR ASCII character number Ox0D Serial communication operates in echo mode by default This means that each character received by the module is echoed back to the sender In all command examples the characters sentto the camera are represented in Bold Courier Font andthecamera sanswerin Plain Courier Font The serial commands have the following fixed scheme gt B wxyz CR Sign Description B Command or parameter letter upper and lower case letter have different meaning Equals sign 0x3D WXYZ 1 4 digits long value in hexadecimal number representation capital letters CR Carriage Return 0x0D LF Line Feed 0x0A Tabl
57. l image store content 0 Integration deactivated The image store content is not changed 1 Integration 1 image The following image is copied into the image store 4 Integration 8 images The following 8 images are integrated and the result is copied into the image store b 5 Integration 16 images The following 16 images are integrated and the result is copied into the image store 6 Integration 32 images The following 32 images are integrated and the result is copied into the image store 7 Integration 64 images The following 64 images are integrated and the result is copied into the image store 0 Copy deactivated 1 Copy Target A The image store content of the integrator is copied into the correction data store as cold reference image ofthe two point cor c rection 2 Copy Target B The image store content of the integrator is copied into the correction data store as warm reference image of the two point cor rection d 0 Integration completed This value can only be read out 1 Integration still running This value can only be read out Note The Integration is activated by change of the register content of H If e g directly following the integration of 64 images a further integration of 64 images is started another value has to be written into the register first Example H E H 0 H E Table 29 Integrator and image store values Example Integration of 32 images simultaneously to the output of the actua
58. l integration image and copy as a referenceimage A into the correction data memory a 1 b 6 c 1 gt yyxxxw 011101 binary 0x1D As soon as the integration is ter minated one still has to wait for at least two image cycles before the copy pro cedure is ended gt H 1D CR Pearleye Technical Manual V2 3 0 58 Advanced parameters and commands Pearleye P 007 LWIR Pearleye P 030 LWIR Wait for at least 36 image cycles 34 2 frames jitter buffer 0 9 seconds at 40 images sec or poll the state of bit group d with H CR wait for at least 36 image cycles 34 2 frames jitter buffer 1 50 seconds at 24 images sec or poll the state of bit group d with R CR gt H 0 CR GigE Vision feature name Description IIS_OperationMode Operation mode of the integrator and image store H lt value gt command While reading this feature the MSB shows the state of the integration process O Idle 1 Busy Table 30 Camera special feature IntegratorAndImageStore Baud rate s Note This function is not available as GigE Vision feature Caution Do not change the baud rate if the camera is to be controlled via GigE Vision features M The baud rate of the RS232 interface is determined by use of register s The bits of the parameter value are divided into three different sized bit groups a eand x Each bit group has a special function being independent of the other ones e a
59. lliedvisiontec com We place the highest demands for quality on our cameras This Technical Manual is the guide to detailed technical information of the camera and is written for experts For a quick guide how to get started read How to install a GigE camera Bigeye Pearleye Goldeye Note D Caution M Please read through this manual carefully before operating the camera Before operating any AVT camera read safety instructions and ESD warnings Pearleye Technical Manual V2 3 0 10 Introduction Safety warnings Caution M Caution M Note lll Electrostatic discharge The camera contains sensitive electronic components which can be destroyed by electrostatic discharge Use sufficient grounding to minimize the risk of damage Environmental conditions Operate the camera in a dry and dust free environment The working temperature range temperature of the camera housing depends on the camera model e Pearleye P 007 LWIR 25 C to 45 C e Pearleye P 030 LWIR 15 C to 35 C Only in this temperature range the camera reaches optimal image quality Outside the optimum temperature range the image may look oversaturated Regarding the signal quality ofthe camera itis an advantage to operate the camera under constant ambient air temperature This can e g be facilitated by assembling the camera on a bigger metal corpus or by an additional active temperature regulation The red LED
60. lt p8 gt G lt p8 gt H lt p8 gt correction Changing this parameter or the contents of the specified files may void ex factory calibration 0 No loading of any correction image The memory content remains uninitialized at startup 01 EF The correction data is loaded from the indicated file In case that the following number also exists within the flash it is loaded into a second page of the correction memory The actually data page for correction is selected depending on the grabber s CC2 signal state File number of the data for the 12 bits LUT Changing this parameter or the contents of the specified files may void ex factory calibration 0 No LUT data is loaded The memory content remains uninitialized at startup 01 EF The correction data is loaded from the indicated file Operation mode of the two point correction Gain Offset Correction Changing this parameter may void ex factory calibration 0 Deactivated Image data is passed through transparently 1 Two point correction activated Correction data A and B with set values J and K of the actual correction memory page S ar mployed 2 Two point correction deactivated Test mode Correction data A is output as image data 3 Two point correction deactivated Test mode Correction data B is output as image data 4 One point correction Simple subtraction of the correction data A from the input data In addition the
61. mand V 1 displays information about the correction data installed in the non volatile memory The current firmware version and also the serial num ber of the camera are output Note This function is not available as GigE Vision feature D Current parameter settings Y The command Y 1 shows the actual set parameter values Note This function is not available as GigE Vision feature D Pearleye Technical Manual V2 3 0 44 ALLIED Vision Technologies Basic parameters and commands Show help text The command 1 shows a command reference text at the serial terminal It lists a short description for each command available in the firmware Note This function is not available as GigE Vision feature Note The displayed command reference is for both AVT Goldeye and AVT Pearleye camera families See the command reference to verify if a command is valid for your camera model Chapter Command reference on page 65 Pearleye Technical Manual V2 3 0 i e M 45 Advanced parameters and commands Advanced parameters and commands This chapter describes the advanced configuration ofthe Pearleye P 007 LWIR Pearleye P 030 LWIR models Note In most cases the factory setup of the camera is sufficient Only in special cases you need the advanced parameters and commands Two point correction A B E J K N To configure the two point correction use the following parameters Parameter Description
62. mory content is output b Control of integration process Assigning a new not equal value to this bit field starts the corresponding action Please ensure that at least N 2 frames are output from the camera head and let this amount of time pass until a new value is assigned 000 gt No integration operation 001 gt Store the next image 100 gt Integrate 8 images and divide by 8 101 gt Integrate 16 images and divide by 16 110 gt Integrate 32 images and divide by 32 111 gt Integrate 64 images and divide by 64 Other values undefined ae ae Cc Control of the data copy process usually done after a new image has been integrated Let pass through at least one complete fram to be sure wait two frames from the camera to completely copy the data Set this field back to 00 after copying Notice that the set values J and K are not affected 00 gt No action 01 gt Copy to Target A The image store content of the integrator is subject to be copied into the correction data store as cold low reference image of the two point correction 10 gt Copy to Target B The image store content of the integrator is subject to be copied into the correction data store as warm high reference image of the two point correction tessen d State of the integration process read only 0 gt Integration has finished 1 gt Integration is still in progress I p8 Set the mechanical shu
63. n data on page 36 Added cross reference to correction data set in Chapter Cor rection sets on page 36 to be continued on next page Table 1 Document history Pearleye Technical Manual V2 3 0 7 lll Introduction Version DENS Description continued from previous page V2 2 0 02 May 2012 e Added limited life time of electromechanical shutter continued continued 1 million control cycles see Chapter Electromechanical shutter I on page 43 e Reworked Chapter Temperature warning T on page 43 e Reworked Note about command reference in Chapter Show help text on page 64 e Reworked text and added diagram in Chapter Two point correction A B E J K N on page 46 V2 3 0 2013 Mar 18 e Updated Advanced Parameters e Updated RoHS 2002 95 EC to RoHS 2011 65 EU e Updated Specifications gt Power requirements inrush current e Added Surge warning Corrections derived from terminology alignment e Change of font necessary due to changes in typeface Table 1 Document history Manual overview This manual overview outlines the contents of each chapter of this manual Chapter Contacting Allied Vision Technologies on page 5 lists AVT contact data phone numbers and URLs for both Technical information ordering Commercial information Chapter Introduction on page 6 this chapter gives you the document his tory a manual overview short description of each chapter and conven tions
64. ng on the camera and stored back with X21 If only one correction data set is on hand N can remain on the value zero because J and K onlythe values oftheactual memory page are stored together with all other parameters of one system file apart from the file N Note Changesto J and K cannot be stored to file N D Example All set values of the two point correction have to be loaded from the file 0x60 2N 60 CR Generally no changes atthe set values have to be executed The factory deter mined value J orrather K fora determined correction image as well as the definition of the conversion of temperatures in digital values can be gathered from an optional calibration report From the registers J and K actually only the higher 12 Pearleye P 007 LWIR or 14 Pearleye P 030 LWIR bits are used The lower bits are reserved for prospective extensions and should always be set to zero Pearleye Technical Manual V2 3 0 49 Advanced parameters and commands Bit position 15 14 13 12 211 210 59 58 11 10 9 T8 27 26 25 24 1 e ow I Uo no m e Value 12 bit 213 212 211 j 98 o7 26 24 33 o2 gt 1 5 l h a 0 Value 14 bit Table 19 J and K bitusage GigE Vision feature name Feature Visibility Description TPC_OperationMode Expert Operation mode of the two point correction E lt value gt command TPC_Correc
65. nt sized bit groups a b and c Each bit group has a special function and is independent of the other two bit groups e a Controls the output of background correction module Beside the nor mal background correction mode also the actual memory content H U of the integrator can be output In this case the correction module becomes an image source itself It provides a simple image store function Note The bit group ais split into two separate areas These areas are located on both sides of bit group b e b Defines the number of images to be integrated and starts the integra tion process as soon as a new value was set e c Indicates whether the last started integration is still running This bit can only be read out during write access to U itis ignored The table below illustrates the possible values for the individual bit groups Pearleye Technical Manual V2 3 0 51 Advanced parameters and commands UJO E ID C B JA 9 8 7 6 5 4 3 2 1 J0 Operation Mode 2s o o j C a jb b b a Background Correction ro rw rw rw rw rw Bit group Value hex Explanation a 0 Output deactivated Data is passed through transparently 1 Output activated Apply the current correction image H U and offset value M 2 Output activated Output of current correction image H U b 0 Integration deactivated The image s
66. o Poe Dg 28 Conversion of image data to temperature data lceeec sees esses eene 29 Consideration of the emission ratio le eese esee eeeeee eese eee eene eene thee nn tenente entente nnn 31 GigE iterface o tese Ure eet eoo EE a ERR EE ERO e ETE EE eie Fee cubis cases dense bentes ease P ees 33 Pin assignment of the Gigabit Ethernet connector ccceeeccesseccesecesseecsceceseeeeesseeeseeees 33 Image processing 1 esent 34 Image processing call 2es ei e po coe ceci aee esu e eene Ee eoa eene Sese Leeds iD ve eo Lene o gae ge ea au sect ra ene eue do EE 34 Two point COFTeCtlOTl oie c eto ee eee ave eta erae to Eae pho aet do vive SERRE P E Ce PRe e ER e RREE ene REM SER Ee PNE nR 35 Pearleye Technical Manual V2 3 0 3 Background Keane 35 Bad pixel correctio zirenei oee eco o eter eae a eo ee Ero DEEP REESE DERE E PRESE RENE Ree eee ire 35 D ft compelsaLbion 5 55 5 0 dade eo sere a eun depen ae oda ee ENT pou ee eue EE eue Jaded gea dva audeo ao guo aaa sn i depo 35 Ini smnicilrdp tm 35 LE Tui sno CAI RETO TC 36 MepconmET cM 36 dii ume N EE 36 Short introduction Two point correction AB EI Mm 37 Basic parameters and commands 7 39 Select a correction data set S cccssscccssscccsscccs
67. odule Either the incoming data are passed through transparently or the actual memory content of the inte grator is output In the latter case the integrator becomes an image source itself In this way this module has a simple image store function e b Defines the number of images to be integrated and starts the integra tion process as soon as a new value was set e c Controls the data copy mode The image store content of the integrator is copied into the correction data store as cold or warm reference image of the two point correction parameter A or B in the active memory page S at any time The data copy mode should stay active for a minimum period of two complete image cycles in order to guarantee a save data transmis sion into the target area ed Indicates whether the last started integration is still running This bit can only be read out during write access to H it is ignored Pearleye Technical Manual V2 3 0 57 Advanced parameters and commands The table below illustrates the possible values for the individual bit groups E ID C B JA 9 8 7 6 5 4 3 2 1 J0 Operation Mode H 0 J foc Je J Jd l c Je b b b ja Integrator Image Store ro rw rw Irw TW TW TW Bitgroup Value hex Description 0 Output deactivated Data are passed through transparently a 1 Output activated Output of actua
68. of the automatic calibration function j lt value gt command AutoCalibrationInterval Setup the automatic calibration interval 0 Calibrate one time 1 65535 Calibrate every k 256 frames k lt value gt command CorrectionDataSet Number of the correction data set to activate S lt value gt command ReloadCameraSpecialFeatures Forcea reload of all parameters from the CameraSpecialFeatures section Table 39 Camera special feature Calibration and correction data Feature Description CameraTemperatureState Camera temperature state 0 The camera temperature is OK 1 7 The camera temperature is outside the optimum range CameraTemperatureStateReg Camera temperature state register QueryCameraTemperatureState Query camera temperature state T 1 command Table 40 Camera special feature Camera temperature Feature ShutterTemperatureValue Description Shutter temperature value in degree Celsius ShutterTemperatureValueReg Shutter temperature value register QueryShutterTemperatureValue MechanicalShutter Query camera shutter temperature state T 2 command Set the mechanical shutter state manually I lt value gt command Table 41 Camera special feature Shutter Pearleye Technical Manual V2 3 0 80 Appendix lll CameraSpecialFeatures TwoPointCorrection Feature Description TPC_OperationMode Oper
69. on e g command d lt p8 gt or Q lt p8 gt until the host received the NM command prompt character gt Switching off the camera during file writing operation will very likely corrupt the file system In this case return the camera to AVT for system recovery Retrieve a file vz p8 command To retrieve view a file the command v lt p8 gt may be used This command directly outputs the data bytes ofthe specified fileto the serial interface notin ASCII hexadecimal notation as with Q lt p8 gt The above mentioned example would produce following output gt v 10 Testtext gt Because this example uses an ASCII text file the data can be displayed correctly in a terminal window For binary data this is not the case Pearleye Technical Manual V2 3 0 63 ALLIED Vision Technologies Advanced parameters and commands Note e Large files may take a while for output e Foran easy access to the file system AVT also offers a Win dows application File manager that can be used to upload files This is also included in the AcquireControl application and can be started by command CTRL F e All file operations are not available via GigE Vision features Pearleye Technical Manual V2 3 0 i a t 64 Appendix Appendix Command reference This chapter describes the general command reference of the Pearleye P 007 LWIR Pearleye P 030 LWIR firmware It can be output to the camera s serial interf
70. ong as the sensor operating temperature is too low the sensor control out put at pin 12 13 remains active transistor switched on After the warm up period of the camera this output becomes inactive Pearleye P 007 LWIR Pearleye P 030 LWIR The current that flows through the optocoupler should not exceed 20 mA at 12 V resistance of the optocoupler R 600 Q Pearleye Technical Manual V2 3 0 27 Camera interfaces Pearleye P 007 LWIR Pearleye P 030 LWIR lll An indication of sensor temperature being too low results in a degradation of image quality and inexact temperature measurement If this control output does not become inactive after some minutes of operation the ambient air tem perature of the camera might be too low To resolve this heat up the camera temperature above approx 15 C Pearleye P 030 LWIR or 25 C Pearleye P 007 LWIR Use for e g a temperature controlled air flow housing Sensor temperature too high pin 14 Voltage Logical Level Description s 0 8V low Sensor temperature too high gt 4 0V high Normal operation Table 8 Sensor temperature too high An indication of sensor temperature being too high results in a degradation of image quality and inexact temperature measurement If this control output is permanently active already after some minutes of oper ation the environment temperature of the camera might be too high A suffi cient cooling of the camera is obligatory
71. ptimum for the actual image content is activated Avoid triggering the camera while the calibration is in progress Depending on the camera model and current j parameter configuration the actions accom plished bythe k command and its output at the serial interface may vary Note For more information on the corresponding commands see Chapter Command reference on page 65 Example Start an automatic calibration process gt k 0 CR S 0A M 87 8 gt Pearleye Technical Manual V2 3 0 40 Basic parameters and commands GigE feature name CameraSpecialFeatures Feature Visibility Description AutoCalibrateOnce Beginner Start the automatic calibration once k 0 command The processing of this com mand can take several seconds depending on the current image rate and the number of correction data sets available Table 11 GigE feature AutoCalibrateOnce The following Pearleye P 007 LWIR table shows an overview of the time required by the command k 0 Description Max Time Typical time for a Pearleye P 007 LWIR Close shutter optional 4 T 100 ms 0 ms Save one image 31 75 ms 75 ms Open shutter optional 0 T 0 ms 0 ms Choose data set N1 2 T 1600ms 800 ms N1 16 Close shutter 5 T 125 ms 125 ms Integrate images N2 1 T 1625 ms 1625 ms Open shutter 0 T 0 ms 0 ms Calculate statistics 2 T 50 ms 50 ms Total time 3 58s 2 68s Table 12 Pearleye P
72. rection data for the bad pixel correction from the file 0x70 gt C 70 CR Pearleye Technical Manual V2 3 0 54 Advanced parameters and commands GigE Vision feature name Description BPC_OperationMode Operation mode of the bad pixel correction F lt value gt command BPC_CorrectionData_FileNumber File number of the correction data for the bad pixel correction C lt value gt command Table 25 Camera special feature BadPixelCorrection Temperature drift compensation m n o p The output data of a microbolometer system is highly affected by the tempera ture ofthe camera Therefore digital drift compensation can be activated in the post processing chain An internal temperature sensor Dallas DS18B20 calcu lates an offset thatis added to each pixel The parameters forthis compensation are normally preset by factory with measured values for each camera However the user can modify these parameters especially the additional offset parame ter p lt p16 gt With m lt p8 gt the drift compensation can be activated deactivated and a fil ter for the temperature values can be switched on off 7 6 5 4 3 2 1 0 Operation Mode m 0 f m Drift compensation rw rw Bit group Value hex Description f 0 Filter is enabled 1 Filter is bypassed 0 Drift compensation deactivated m 1 Drift compensation activated Table 26 Temperature drift compens
73. s temperature measurement analyze multiple regions rectangular circle ring line within image real time statistics and histogram background FPN correction Digital interface IEEE 802 3 1000BASE T GigE Vision V1 2 Power requirements 12 V 0 5 max 1 5 A during camera start up inrush current 4 Afor 20 ms Housing material Operating temperature Reference to the internal temperature sensor Dimensions With 18 mm f 1 0 lens 133 7 mm x 90 mm x 86 mm Lx Wx H incl con nectors Mass 790 g with 18 mm f 1 0 lens Aluminum alloy ALMgSi1 10 C to 40 C Optimal working range Reference to the internal temperature sensor 15 Cto 35 C Ambient temperature during storage 30 C to 70 C Relative humidity operating and storage 10 to 95 without condensation Shock 25g Vibration 2g Table 4 Specification Pearleye P 030 LWIR Pearleye Technical Manual V2 3 0 17 Specifications Feature Regulations Options ll Specification CE RoHS 2011 65 EU 18 mm lens f 1 0 FOV 47 9 x 36 9 22 mm lens f 1 2 FOV 40 0 x 30 5 35 mm lens f 1 0 FOV 25 8 x 19 5 75 mm lens f 1 0 FOV 12 2 x 9 2 Note The cameras are available with integrated lens only Therefore the customer cannot change the lens Changing lens and calibration has to be done in the AVT factory e Different temperature ranges e Suitable l
74. s change causes the immediate data load out of this file Different to the automatic loading pro cedure following the switch on of the camera the data are exclusively copied within the memory page S see Chapter Select a correction data set S on Pearleye Technical Manual V2 3 0 48 Advanced parameters and commands page 39 actually being activated Following the storage X 1 and a re start ofthe camera all file numbers following A and B are loaded into the correc tion data memory as mentioned above For an optimum image quality one should take into consideration that the parameters A and B shall always specify a pair of two mating reference images even though these parameters are alterable separately Note For more information on the X21 command see Chapter Save parameters in flash X on page 61 Example Loading of correction data at low reference temperature into the active correc tion memory page of file number 0x20 gt A 20 CR The set values for both referenceimages A and B areadjusted with the parameters J and K For each correction data set two registers are available which include the corresponding set value One always refers to both set values of the actual correction data set S If various correction sets are obtainable the set values are factory bunched in onefile the number of which is indicated bythe parameter N If N isnotzero the values for all correction sets from this file are loaded when switchi
75. s not intended to use both UARTs at the same time because they share the sam receive buffer Output characters are always sent to both channels 00 gt Second channel UART off The active serial communication port is selected by hardware jumper settings 01 gt Activate second channel via the frame grabber s serial port This is either Camera Link TG TC or Pleora device port serial 0 10 gt Activate second channel via Pleora device port bulk 0 MODE UART Pearleye Technical Manual V2 3 0 70 ALLIED Vision Technologies Appendix SSS GigE interface only 11 gt Reserved T e Echo suppression 0 gt Each character received from the host is echoed back to it 1 gt No echo v p8 View file Dumps all bytes of the specified file to th serial interface Raw data is output If the file contains binary data it may disturb a connected terminal program Please consider the available baud rate large files may take Several minutes to transfer x 1 Dump the complete processor RAM contents in hexadecimal format Command Overview Upper Case Commands Mainly for User Configuration A lt p8 gt File number of the first cold low reference imag of the two point correction Gain Offset Correction Changing this parameter or the contents of the specified files may void ex factory calibration 0 No loading of any correction image The memory content remains uninitialize
76. sccceescceesccescceseceeseceeeeceeeeceeeceeesecenseeees 39 Pneus 40 Electromechanical sh tter 1 54 saceccdedscesesesseveseesedeverseeessodesvesssiceesctesccsadacesdsaseadecesetee 43 Temperature warning T TE 43 Software version and correction data information V csssccesseccesecceseecececeeseceeeceeeeseeeees 44 Current parameter settings Y 5 25 55 1 55 eo Pep redo cease cra ee ede eh dee nOn do Lena e aea ne ai aeeaiei 44 Seit E ERRER 45 Advanced parameters and commands 46 Two point correction A B E J K N ccesssccsssccesseccesecessecceseeceseeceescceaesceesseseseeeesseeee ees 46 Background correction U M eene tree ope o ER e eine n ee aa aa eee eaux e SEEN nex eo ae naar e E RO E Uh ye 51 Bad pixel correction C F iii ioo doe or ee eo aei aea D I ves e ves Gases aeuo d aote seo ve sees e pov teo ves 54 Temperature drift compensation m n 0 p eeseeeeeee eese esee e nennen nennen nnne nennen nne 55 Look up table LUT D G 2 1 ir Eee reso eee e Rey Seo te eee ee aree eae ee e ea eue tenere A reos een 56 Integrator and image store H cssscecssccccsscccescccssccceesceeesceeescceesccensecesscessceeseeceeeeeeenes 57 Batid rate S cer Reo ERE ERED ERE TEPR TEE Ne ESTE ERSTE REY REF SR ERR ERR RO ER REEF e Re SR Ea E 59 Save parameters 1n flash X 05 eios ee fos eese terae ze aee bean saves accudesedoesssaasedeadeaccevcacae
77. set value J is added as offset to each pixel value 5 One point correction Simple subtraction of the correction data B from the input data In addition the set value K is added as offset to each pixel value Operation mode of the bad pixel correction 0 Deactivated Image data is passed through transparently 1 Activated Correction data C is employed 2 Deactivated Test mode Data output controlled by L lt p8 gt Operation mode of the LUT Changing this parameter may void ex factory calibration 0 Deactivated Image data is passed through transparently ib Activated 2 Deactivated Test mode LUT data is output sequentially Operation mode of the integrator image store This module Pearleye Technical Manual V2 3 0 72 ALLIED Vision Technologies Appendix SSS shares its memory with the background correction U lt p8 gt This means that a new captured image with the command H lt p8 gt overwrites the current image of the background correction The difference between H lt p8 gt and U lt p8 gt is the position in the image processing chain H integrates and outputs data always at the beginning of the chain which is uncorrected camera raw data U operates behind the two point correction and thus integrates the data output of the two point correction see E lt p8 gt lt d cc_bbba gt NN MM a Output mode 0 gt Pass image data through unchanged 1 gt Actual image me
78. stination for bad pixel correction data loading from flash NIR 300F Goldeye CL 008 P 008 0 gt Buffer used during normal mode CC2 high Buffer used during fast AOI mode CC2 low f The shutter s normal inactive state IRC 320 600 Pearleye P 007 030 only 0 gt Shutter normally open Shutter normally closed g Global frame output enable 0 gt FVAL always low FVAL toggles h Compatibility mode CL interface only 0 Rev 2 1 gt Rev 1 i Continuous internal temperatur measurement affects T 2 command only available on IRC 320 600 Pearleye P 007 030 0 gt continuous temperature measurement disabled 1 gt continuous temperature measurement enabled j IRC 340 support 00 Normal mode 11 IRC 340 mode Other values are reserved k Data multiplexing mode of the camera head 00 gt 12 bits slow first word e g IRC 300 320 NIR 300 Pearleye P 007 01 gt 12 bits slow second word for testing purposes Pearleye Technical Manual V2 3 0 67 ALLIED Vision Technologies Appendix SSS 10 gt 12 bits fast e g NIR 300F NIR 600 Goldeye CL 008 P 008 or P 032 11 14 bits multiplex e g IRC 600 Pearleye P 030 i pl16 Fast AOI mode offset for Two Point Correction This offset controls the starting point of correction data from memory if NIR 300F NIR 600 and Goldeye CL 008 P 008 P 032 mode is activated see h
79. tion Pearleye Technical Manual V2 3 0 53 Advanced parameters and commands Bad pixel correction C F The configuration of the bad pixel correction is executed ex factory so normally no access on the part of the user is necessary The bad pixel correction applies up to six non false neighbor pixels in order to determine an interpolated value from the neighbors At the position of the defective pixel an interpolated value in exchange of the bad pixel value is out put The parameter F controls the operation mode of the bad pixel correction The following value assignment is applied Value Description 0 Bad pixel correction deactivated output of the uncorrected data Bad pixel correction is applied 2 Testing mode output of correc tion data Table 24 Parameter F values Note Operation mode 2 exists for test purposes If activating this mode the module does not transmit any incoming image data anymore It becomes a data source itself instead Example Activate the bad pixel correction gt F 1 CR By means of parameter C the file number of the required correction data is indi cated Ex factory the defective pixels are determined one time and the corre sponding correction data is stored in a special data format in the camera As generally only one file with correction data exists in the camera itis not neces sary to change this parameter Example Initialization of the cor
80. tionData_FileNumber Expert File number of the flash file containing the set values for the two point correction N lt value gt command TPC_SetValue_LowRef Expert Define the set value for the low reference image of the two point correction J lt value gt command TPC_SetValue_HighRef Expert Define the set value for the high reference image of the two point correction K lt value gt command TPC FirstImage LowRef Expert File number of the first low reference image of the two point correction A lt value gt command TPC FirstImage HighRef Expert File number of the first high reference image of the two point correction B lt value gt command Table 20 GigE feature TwoPointCorrection TPC Pearleye Technical Manual V2 3 0 50 Advanced parameters and commands Background correction U M The module background correction is closely related to the module integrator image store at the beginning of the processing chain H It also compre hends an image integration function But additionally it can subtractits current correction data image H U from the incoming image and add the offset M Thus a fixed pattern noise reduction or difference image calculation is possible Note This module uses the same memory buffer as the integrator and image store H It is not useful to activate U and H at the same time The bits of the parameter value are divided into three differe
81. tore content is not changed 1 Integration 1 image The following image is copied into the image store 4 Integration 8 images The following 8 images are integrated and the result is copied into the image store 5 Integration 16 images The following 16 images are integrated and the result is copied into the image store 6 Integration 32 images The following 32 images are integrated and the result is copied into the image store 7 Integration 64 images The following 64 images are integrated and the result is copied into the image store c 0 Integration completed This value can only be read out 1 Integration still running This value can only be read out Note The Integration is activated by change of the bit group b of U If e g directly following the integration of 64 images a further integration of 64 images is subject to be started another value has to be written into the register first Example U E U 0 U E Pearleye P 007 LWIR Pearleye P 030 LWIR Table 21 Parameter U values Example Integration of 32 images simultaneously to the output ofthe actual integration image a 2 b 6 gt abbba 11100 binary 0x1A After that reactivate the background correction Command sequence gt U 1A CR wait for at least 34 image cycles 32 2 frames jitter buffer 0 85 seconds at 40 images second or poll the state of bit group c with U CR Wait for at least 34 image cycles 32 2 frames jitter buffer
82. tter state manually IRC 320 600 Pearleye P 007 030 only 0 Shutter open 1 Shutter closed J lt pl6 gt Define the set value for the cold low reference image of the two point correction It is a 16 bits value of which the 12 or 14 most significant bits currently are used For each correction data set S lt p8 gt an own set value is stored Pearleye Technical Manual V2 3 0 73 Appendix ALLIED Vision Technologies K lt p16 gt M lt p1 6 gt N lt p8 gt Q lt p8 gt S lt p8 gt All set values are loaded together from the flash file N lt p8 gt Changing this parameter may void ex factory calibration Define the set value for the warm high reference image of the two point correction It is a 16 bits value of which the 12 or 14 most significant bits currently are used For each correction data set S lt p8 gt an own set value is stored All set values are loaded together from the flash file N lt p8 gt Changing this parameter may void ex factory calibration Offset value for the background correction This value is added to every pixel value of the input image It is a 16 bits value of which the 12 or 14 most significant bits currently are used If the automatic calibration function with background correction image integration is used see k and j this parameter is automatically set to the mean value of the background correction image File number of the flash fil
83. ual That means that the control character sequence NOO has to be sent blind Pearleye Technical Manual V2 3 0 62 Advanced parameters and commands The character sequence is divided into the following parts Part Description Nnnnnnnnn n file size in bytes 1 Creating a file of size 0 is not specified sttmm t file type any between 01 and FE m transmit mode always 00 PAUSE To prevent an overflow of the input buffer a pause of at least one second is mandatory The file system needs time to open the file and delete the data of a potentially existing file Ddddddd n 1 data bytes in ASCII hexadecimal representation two characters 0 9 A F per byte Table 34 The Q lt p8 gt command parts If an error occurs during transmission the operation will instantly be aborted The camera module sends a character as error mark Already transmitted data bytes will stay stored in the file meaning that the first part of the file may still exist after abort The sender should regularly check for reception of the while transmitting large files to efficiently recognize the error situation This allows the sender to stop the transmission As soon as the module outputs its com mand prompt the sender may retry the transmission If the transmission fails several times the flash chip may be full or there is an error in the hardware Caution Do not switch off the camera during file writing operati
84. ule Attention split bit field 00 gt Pass image data through unchanged 01 Background correction activated The current background correction image is subtracted from the input image and the offset M lt pl6 gt is added A new background correction image can be taken by use of the command k pl16 or use of the bits b 10 gt Output the current correction image This mode changes the background correction into a fixed image source no live image data from the camera is output b Control of integration of new background correction image Assigning a new not equal value to this bit field starts the corresponding action 000 No integration operation 001 Store the next image 100 Integrate 8 images and divide by 8 101 Integrate 16 images and divide by 16 110 Integrate 32 images and divide by 32 111 Integrate 64 images and divide by 64 Other values undefined t S SS c State of the integration process read only 0 gt Integration has finished 1 gt Integration is still in progress V 1 Show firmware version and calibration data information W lt p8 gt Switch the destination of the opto coupler trigger input at pins 10 11 of the 15 pin D sub connector GigE interface variants only 0 Route directly to camera head OR ed with CCl from frame grabber 1 Route to TTL IN 0 of PT1000 VB board X 1 Store the current parameter configuration to the
85. upport support 2alliedvisiontec com Allied Vision Technologies GmbH Headquarters Taschenweg 2a 07646 Stadtroda Germany Tel 49 36428 677 0 Fax 49 36428 677 28 e mail info alliedvisiontec com Allied Vision Technologies Canada Inc 101 3750 North Fraser Way Burnaby BC V5J 5E9 Canada Tel 1 604 875 8855 Fax 1 604 875 8856 e mail info alliedvisiontec com Allied Vision Technologies Inc 38 Washington Street Newburyport MA 01950 USA Tel 1 978 225 2030 Fax 1 978 225 2029 e mail info alliedvisiontec com Allied Vision Technologies Asia Pte Ltd 82 Playfair Road 07 02 D Lithium Singapore 368001 Tel 65 6634 9027 Fax 65 6634 902 e mail info alliedvisiontec com Allied Vision Technologies Shanghai Co Ltd 2 2109 Hongwell International Plaza 1602 ZhongShanXi Road Shanghai 200235 China Tel 86 21 64861133 Fax 86 21 54233670 e mail info alliedvisiontec com Pearleye Technical Manual V2 3 0 5 Introduction Introduction This Pearleye Technical Manual describes in depth the technical specifications dimensions all pixel formats image processing basic and advanced parame ters and related subjects Note Please read through this manual carefully We assume that you have read already the How to installa GigE camera Bigeye Pearleye Goldeye and that you have installed the hardware and software on your PC or Laptop GigE interface card cables etc http
86. used in this manual styles and symbols Furthermore you learn how to get more information on how to install hardware available AVT software incl documentation and where to get it Chapter Conformity on page 12 gives you information about conformity of AVT cameras CE FCC RoHS Chapter Specifications on page 13 lists camera details and measured spec tral transmission diagrams for each camera type Chapter Camera dimensions on page 20 provides CAD drawings of stan dard housing models 2D drawings tripod adapter and cross sections of the mounts Chapter Start up on page 22 describes the first steps to get the camera into operation camera control signals and camera controls as well as adjusting the image process Pearleye Technical Manual V2 3 0 8 Introduction lll Chapter Camera interfaces on page 25 describes the control junction 1 0 pin assignment inputs outputs and trigger features Chapter Image processing on page 34 describes the function of the Pearleye P 007 LWIR Pearleye P 030 LWIR firmware It is related to the individual modules of image processing and shows in what way the user can control these modules via the serial interface Chapter Basic parameters and commands on page 39 describes the basic configuration options and general commands available for the user being important for the operation of an ex factory preconfigured camera Most probably this information will be sufficient for most users Chapter
87. www alliedvisiontec com emea support downloads product literature Document history Version DENS Description V2 0 0 03 11 11 New Pearleye Technical Manual V2 1 0 23 01 12 Corrections Chapter Specifications on page 13 e Added focus range in Chapter Pearleye P 007 LWIR P 007 LWIR High Temp on page 13 e Deleted Mono8 in Chapter Pearleye P 007 LWIR P 007 LWIR High Temp on page 13 e Added Sensitivity NETD for HIGH Temp version in Chapter Pearleye P 007 LWIR P 007 LWIR High Temp on page 13 e Added more lens options incl FOV in Chapter Pearleye P 007 LWIR P 007 LWIR High Temp on page 13 e Changed FPA name from 03 08 1 to 04 17 1in Chapter Pearleye P 030 LWIR on page 16 e Deleted Mono8 Mono10 Mono12 in Chapter Pearleye P 030 LWIR on page 16 e Changed sensitivity from 120 to 80 in Chapter Pearleye P 030 LWIR on page 16 e Changed mass from 790 g to 760 g Chapter Pearleye P 030 LWIR on page 16 e Added more lens options incl FOV in Chapter Pearleye P 030 LWIR on page 16 to be continued on next page Table 1 Document history Pearleye Technical Manual V2 3 0 6 Introduction Version V2 1 0 continued Date 23 01 12 continued lll Description continued from previous page Some smaller corrections Inserted different temperatures for Pearleye P 030 LWIR and Pearleye P 007 LWIR in Chapter Sensor temperature too low pin 12 13 on page 27 Inserted values for High Temp
88. x factory and normally no user interven tion is necessary at all For more extensive details of the current parameters see Chap ter Advanced parameters and commands on page 46 By means of the two point correction also called gain offset correction the dis tinctive underground structure of the microbolometer sensor can be equalized The target is to transmit the individual characteristic curve of each pixel to a set characteristic curve being valid for all pixels In order to achieve this the effec tive characteristic curve of each single pixel is determined by taking up data samples A linear characteristic curve is supposed so that two data samples are sufficient for a definite determination By means of recording two reference images at the scene temperatures T and Tg the data samples can be determined for all pixels Furthermore the digital set values J and K each belonging to the temperatures T and Tg are determined Owing to the four parameters mentioned above the two point correction is now able to modify the gain and the offset of each pixel characteristic curve in a way that itis congruent with the set characteristic curve In a best case scenario a structural pattern overlaying the image and caused by the sensor will be fully eliminated The below mentioned diagram tries to exemplary explain the facts on the basis of one single pixel characteristic curve Pearleye Technical Manual V2 2 1 37 ALLIED Vision Technologies
89. zed ADC 14 bit Digital output Internal 14 bit output only 12 bit GigE Sensor time constant approx 7 ms Pixel clock 5 25 MHz Smart features Built in correction data sets bad pixel correction background FPN correction gain offset correction NUC non uniformity correction for each pixel drift compensation temperature linearization LUT contin uous mode image acquisition with maximum frame rate With AVT s AcquireControl pseudo color LUT with several color profiles auto contrast auto brightness temperature measurement analyze mul tiple regions rectangular circle ring line within image real time sta tistics and histogram background FPN correction Digital interface IEEE 802 3 1000BASE T GigE Vision V1 2 Power requirements 12 V 0 5 max 1 5 A during camera start up inrush current 2 4 A for 20 ms capacitive load lt 2000 pF Dimensions With 18 mm f 1 0 lens 133 7 mm x 90 mm x 86 mm Lx Wx H incl con nectors Mass 830 g with 18 mm f 1 0 lens Housing material Aluminum alloy ALMgSi1 Operating temperature Reference to the internal temperature sensor 15 Cto 50 C Optimal working range Reference to the internal temperature sensor 25 C to 45 C Ambient temperature during storage 30 C to 70 C Relative humidity operating and storage 10 to 95 without condensation Shock 25g Vibration 2g

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