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JAI TM-6760 User's Manual

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1. enne 6 31 Pin Connector MP211 031 113 4300 7 Connector Pinout Configurations 10226 6212 8 Shutter Speed Control Dial DRE Petr erre 9 Mode Selection Switch 0 15 Basic Mode Selections For Non CL Versions 26 Framegrabber Interpolation Software List esee 27 TM 6760 Series Product Specifications Table 35 o List of Tables Page x List of Tables May 31 2007 TM 6760 Series Progressive Scan Shutter Cameras Operation Manual 1 Introduction 1 1 Product Description The JAI Inc TM 6760 series are VGA format high speed monochrome progressive scan CCD cameras The progressive interline type CCD permits full vertical and horizontal resolution of very high speed shutter images and applications The electronic shutter which has speeds to 1 32 000 sec can be reset asynchronously by external pulse control Three frame rates are available 30 60 and 120 fps On chip micro lenses provide increased sensitivity The TM 6760 has a full dynamic range control function which can be set at externally selectable look up table LUT knee slopes to convert 10 bit input to 8 bit output thereby optimizing the CCD s full dynamic range in the normal output sig
2. 14 3 1 3 Analog Output 14 3 1 4 Power RS 232 and External Sync Connector 14 3 1 5 Shutter Speed Control 14 3 1 6 Mode Selection 14 3 2 Camera Rear Panel TM 6760CL 16 3 2 1 Digital Output Connector Camera Link Connector 16 3 2 2 Analog Output 16 3 2 3 Power and External Sync Connector 16 3 3 Progressive 17 3 4 Electronig SUL RECO db C REO ORC REA 17 3 5 Inte kk EX e ee p 18 3 6 Asynchronous 18 3 6 1 External VINIT With Pulse Width No Delay Shutter 18 3 6 2 Internal Shutter Speed 1 19 3 7 Dynamic Range Control 20 3 7 1 Programmable Look Up Table LUT and Knee Control 20 e Table of Contents HA Page vi 3 8 Programmable LUT and Knee Control patent pending 21 39 Scan 55546555 ok CORR ACIE I Ido EA 22 3 9 1 Full Progressive 5 22 3 9 2 Partial Scan ot ona ques ee 22 3 9 3 Two Row Binning 22 3
3. Pau 2X M6 19 2 0 76 z 2XM3X60 024 SOC HD CAP SCR SS 18 0 0 71 FIGURE 14 Physical Dimensions TM 6760CL TMC 6760CL 4X M3 X Y 6 0 0 23 5 8 RO 23 44 5 1 75 POWER VIDEO 7 0 0 28 Y 17 6 0 69 EFFECTIVE IMAGE AREA 44 5 1 75 0 88 63 0 2 48 72 6 2 86 22 0 0 87 1 4 20 Appendix Page 38 TM 6760 Series Progressive Scan Shutter Cameras 5 1 2 Spectral Response FIGURE 15 Spectral Response 1 0 0 9 0 8 0 7 0 6 0 5 0 4 0 3 Relative Sensitivity 0 2 0 1 0 400 500 600 700 800 900 1000 Wave Length nm e Appendix See the possibilities JAI Inc Tel 408 383 0300 625 River Oaks Pkwy Tel 800 445 5444 San Jose CA 95134 Fax 408 383 0301 Email imaging jai com 69 1141 Rev B
4. K INT VINIT after trailing edge of EXT VINIT Discharge Exposure time set by pulse width Transfer Gate FDV 41H Analog Video Sync J Vsync 3 6 2 Internal Shutter Speed Control I i 4 I The video signal starts with internal VINIT The camera operates the reset and shutter in the same way as the external pulse width control mode When the external VINIT pulse is applied internal VINIT is latched to HD and the internal VINIT is delayed to set up the shutter speed period The shutter speed is controlled by the dial switch from 1 to 8 Video output timing starts right after the internal VINIT and single shots FDV is output at the internal VINIT timing EXT VINIT I INT VINIT with shutter speed control Tilt I Discharge I Exposure time set by shutter speed Ip Transfer Gate I lt FDV SIR i Analog Video Sync Operation Page 20 TM 6760 Series Progressive Scan Shutter Cameras 3 7 Dynamic Range Control CCD OUTPUT VOLTAGE Blooming adj 13 5 V Lens F 5 6 Vsub 8 V Max Digital dynamic range at 3 dB amp s 600 RUIT AD Ls M 400 val Vsub 14 V gt Vsub 16 V 6 64 02 lt 200 Digital saturation at 16 dB amp L n z 48 V_ 77 Analog
5. Page 30 TM 6760 Series Progressive Scan Shutter Cameras Model TM 6760 Operation Mode Partial Centered 200L Master Clock 50 0 MHz M 20 nsec 120 Frames Second Pixel Clock 25 0 MHz P 40 nsec Horizontal Frequency 31 48 KHz 1H 31 76 usec 5 Partial Scan Timing External VD A 262 8 32 msec C 9 H 286 us B lt 1 H 31 76 us Internal VD D 253 8 04 ms E 262 H 8 32ms G 62 H 1 97 ms F 0H 0 us H 200 H 6 35 ms J 62 H 1 97 ms FDV Digital Data K 200 H 6 35 ms M 59 H 1 874 ms Analog Video L 3 95 3 us O 200 H 6 35 ms P 3H 95 3 us N 3H 95 3 us 6 Partial Scan Async Reset Timing Q Internal VD shift 1H async shutter speed RIBH 286 us Internal VD 4 S 253H 8 04 ms T 262 8 32 ms V 62 1 97 ms FDV U 0 H 0 us W 62H 1 97 ms Digital Data X 200 6 35 ms Z 59 H 1 874 ms Analog Video BB 200 H 6 35 ms Y 3 H 95 3 us CC 3 95 3 us AA 3 95 3 Operation Page 31 TM 6760 Series Progressive Scan Shutter Cameras Model TM 6760 Operation Mode Two Row Binning Master Clock 50 0 MHz M 20 nsec 120 Frames Second Pixel Clock 25 0 MHz P 40 nsec
6. TM 6760 Series Progressive Scan Shutter Cameras Operation Mode Full Image Master Clock 50 0 MHz M 20 nsec 60FPS 30FPS Pixel Clock 25 0 MHz P 40 nsec Horizontal Frequency 31 48KHz 15 74KHz 12 5 MHz P 80 nsec 1H 31 76 usec 63 52 usec 3 External Reset Timing External VD A 525 16 674ms 33 348ms B lt 1 31 76us 63 52us I C 9 286us 572s Internal VD L D516 H 16 39ms 32 78ms 525 16 674ms 33 348 ms G 41 H 1 30ms 2 60ms FDV els H 484 H 15 37ms 30 74ms F 0H 0 us J 41 1 30ms 2 60ms Digital Data Analog Video L 3H 95 3us 190 745 P 3H 95 3us 190 6us N 3H 95 3us 190 6us 4 Async Reset Timing Delay of internal VD depends on the shutter speed VINIT Trigger Q Internal VD shift 1H async shutter speed VariableH us R 9H 286us 572us Internal VD 4 S 516H 16 39ms 32 78ms T 525 16 674ms 33 348ms V 41 H 1 30ms 2 60ms FDV TEN Wei U 0 H 0 us W 41 H 1 30ms 2 60ms Digital Data X 464 15 37ms 30 74ms Z 38 HJ 1 207ms 2 414ms Analog Video 4 JL BB 484 15 37ms 30 74ms Y 5 95 38 190 6 us CC 3 95 3us 190 6us Operation AA 3 95 3us 190 6us
7. Digital Output connector Power RS 232 and External Sync Connector Analog Output connector 3 1 1 Up Down Switch The Mode Selection switch works in conjunction with the Up Down switch Refer to Table 6 on page 15 for information on the Up Down switch 3 1 2 Digital Output Connector Refer to Section 2 2 2 c on page 7 for information on the digital output connector 3 1 3 Analog Output Connector The TM 6760 camera has a BNC connector on the rear panel to output analog video data 3 1 4 Power RS 232 and External Sync Connector Refer to Section 2 2 2 on page 6 for information on the power RS 232 and external sync connector 3 1 5 Shutter Speed Control Switch Please refer to Section 2 2 3 on page 9 for information on the Shutter Speed Control switch The factory default setting to the shutter speeds is no shutter 3 1 6 Mode Selection Switch Various modes can be implemented with the rear panel Mode Selection switch The Mode Selection switch works in conjunction with the Up Down switch and RS 232 external control Commands from Operation Page 15 TM 6760 Series Progressive Scan Shutter Cameras the RS 232 interface will override the rear panel switch settings of the camera The table below shows details on various modes TABLE 6 Mode Selection Switch Mode Selection Switch Position Mode Information Up Dow
8. Phone Fax E mail Mail Web Site Ey Troubleshooting 408 383 0300 800 445 5444 408 383 0301 imaging jai com JAI Inc Sales Department 625 River Oaks Parkway San Jose CA 95134 ATTN Video Applications www jai com Page 35 5 Appendix 5 1 Specifications TABLE 9 TM 6760 Series Progressive Scan Shutter Cameras TM 6760 Series Product Specifications Table Model TM 6760 Series Imager 1 2 progressive scan interline transfer CCD Active Area 5 83mm H x 4 36mm V Active Pixels 648 H x 484 V Cell size 9 0 x 9 0um Scanning 648 x 484 pixels at 60 Hz 30 Hz Active Pixels Sync Internal external auto switch HD VD 4 0 Vp p impedance 4 7K ohms 60Hz 30Hz 2 non interlace HD 31 486 15 743 kHz 2 Data clock output 25 00 12 50 MHz Resolution Digital 648 H x 484 V S N ratio 48dB min AGC off Min illumination 1 0 lux f 1 4 no shutter 60fps Sensitivity 10u V e Video output Analog 714mV 75 ohms 900 mV white clip Digital output 8 bit RS 644 output Camera Link TM 6760CL only AGC OFF Gamma Programmable LUT 1 0 std Lens mount C mount use 1 2 format lenses or larger Power req 12V DC 10 380mA normal current measured at 25 Operating temp 10 C to 45 C Random vibration 7G 10Hz to 2000Hz Shock 70G 10 11msec Size W
9. Jzn lo zalo o mj jo mr dojo oj uo 2 o or 4z2 o x o o0 mj o mr d0o0j o oj uo 2 o 2 or 4d22 o0 o o o mj o mr dojo oj uo m o lnior 4z o z o o m o or Jo vo oj um 2 o 2 or d2 o o o o m o omr do vo oj um Last pixel of 1st Line Horizontal Shift Registers SONY CCD The individual color data is exactly the same as the pixel data This means that the timing relationships of the color cameras are also the same as those of the B W cameras For a detailed timing chart please refer to each B W camera s data sheet and manual If the framegrabber has a standard B W configuration file then AccuPiXEL color cameras can use that configuration file to operate The configuration file may vary depending on whether the output is standard RS 644 or Camera Link Please consult JAI Inc or your framegrabber supplier for compatibility information The following diagram is an example of the TMC 6760 same as TM 6760 Operation Page 25 TM 6760 Series Progressive Scan Shutter Cameras FIGURE 11 Sync and Data Ext HD 63 5 us 1270n LDV 262n 1008n 1000n active pixels 1n 50 ns Video analog 20 76n Ext VD 66 68 ms 1050H It is important to meet the exact starting pixel at LDV and the starting line of FDV If the starting pixel or line is shi
10. maximum level saturation point are set to 10 bit A D input so that the full dynamic range of the CCD is utilized at 10 bit references as the input and the LUT output is converted into 8 bit to adjust the gamma correction The 10 bit input is segmented into two or more regions by the knee point settings as variable gamma selection LUT selections a standard LUT is 20 sets of knee control LUT e Variable positive Gamma and negative Gamma Operation Page 21 TM 6760 Series Progressive Scan Shutter Cameras e Variable positive knee curve and negative knee curve Direct input LUT and negative LUT 3 8 Programmable LUT and Knee Control patent pending The TM 6760 has a built in LUT look up table for dynamic range control At a specific gain setting the offset minimum level dark point and A D reference top voltage maximum level saturation point are set to 10 bit A D input so that the full dynamic range of the CCD is utilized at 10 bit references as the input and the LUT output are converted into 8 bit data to adjust the gamma correction The look up table has two knee points variable gamma selection that allow the 10 bits to be segmented into three regions The look up table selection can be made either by variable knee curve or by direct input of the knee coordinates LUT 1 LUT 7
11. urd Knee Left Right Knee Table X1 Y1 X2 2 208 ped 0 84 224 1024 256 ES 1 56 224 1024 256 224 2 80 160 1024 256 192 3 60 160 1024 256 i 4 40 160 1024 256 LUT45 5 96 192 1024 256 460 6 48 192 1024 256 LUT 6 7 112 224 1024 256 LUT 3 128 Lut 2 96 64 32 0 128 256 384 512 640 768 896 1024 Note The second knee point on the built in LUT defaults to position 1024 256 To reposition this point click on it and drag it to a new location Operation Page 22 TM 6760 Series Progressive Scan Shutter Cameras 3 9 Scan Modes The TM 6760 supports the following scan modes line 1 line 2 Progressive scan line 1 2 ma line 3 4 Two row Binning 2n 1 2n 3 9 1 Full Progressive Scan The normal scan mode progressively scans a full frame of 648 x 484 pixels at 30 60 frames per second using the standard 12 5MHz 25MHz pixel clock and a single channel output In contrast to interlace scan cameras all 484 lines in the frame are exposed simultaneously per image capture 3 9 2 Partial Scan Partial scan is a standard feature in the TM 6760 200 lines partial scan is selectable It outputs an image center of 200 lines The frame rate is 120 frames sec 3 9 3 Two Row Binning Two row binning is a standard feature in the TM 6760 It is selectable and its frame rate i
12. 10 External Sync and Pixel 22 3 11 Bayer Color Filter TMC 6760 and TMC 6760CL 22 3 11 1 Color Filter 23 3 11 2 Bayer Color Filter Array 23 3 11 3 Starting Pixel 24 SLA Sync and Data uuu s l Rer ce eae 24 3 11 5 Camera 25 3 11 6 Interpolation Software 27 3 11 7 Color 27 3 12 Camera Timing Charfs 28 3 13 Serial Communication Kit CS 232C not required for CL E 32 Troubleshooting 33 4 1 Problems and Solutions 33 4 1 1 Symptom No 33 4 1 2 Symptom Dark Video 33 4 1 3 Symptom Non synchronized Video 33 4 2 Information and Support Resources 34 5 35 5 1 35 5 1 1 Physical Dimensions sesso aes hea ES 37 5 1 2 Spectral 38 Ey
13. CC2 1 N C 24 N C 12 N C 25 N C 13 GND 26 GND a Note SerTC Differential Serial Communication to camera SerToFG Differ ential Serial Communication to framegrabber Installation Page 9 TM 6760 Series Progressive Scan Shutter Cameras 2 2 2 Analog Output Connector The TM 6760 has a BNC connector on the rear panel to output analog video data 2 2 3 Shutter Speed Control Dial TM 6760 only Shutter speed can be selected by switching the shutter dial to the appropriate setting 0 through 9 The factory default settings correspond to the shutter speeds as shown in below TABLE 5 Shutter Speed Control Dial Shutter Exposure Time Seconds Normal Async 0 No shutter 1 60 no shutter 1 60 1 1 125 1 32 000 2 1 250 1 16 000 3 1 500 1 8 000 4 1 1 000 1 4 000 5 1 2 000 1 2 000 6 1 4 000 1 1 000 7 1 8 000 1 500 8 1 16 000 1 250 9 1 32 000 Ext pulse width con trol 2 2 4 RS 232 Communication Cable TM 6760 only FIGURE 5 Serial Communication Cable RS 232B 12 Receptacle 2000 20 lt 40 3mm gt lt Y Y 1925 10 The RS 232 controller set CS 232E includes cable RS 232B 12 interface cable software disk and a quick start card The TM 6760 camera s built in look up table LUT can be controlled by an external RS 232 interface The camera settings can be programmed
14. Table of Contents Page vii FIGURE 1 FIGURE 2 FIGURE 3 FIGURE 4 FIGURE 5 FIGURE 6 FIGURE 7 FIGURE 8 FIGURE 9 FIGURE 10 FIGURE 11 FIGURE 12 FIGURE 13 FIGURE 14 FIGURE 15 List of Figures TM 6760 System Configuration sess 4 TM 6760CL System Configuration essen 4 12 Pin Connector on Rear Panel of Camera eee 6 31 Pin Digital Connector on Rear Panel of Camera TM 6760 only 7 Serial Communication Cable RS 232B 12 eene 9 Pinout Configuration for Digital Output Cable sess 10 12P 02S Interface Cable optional sse 12 Pulse Width Async Shutter 19 Bayer Color Filter Atray ier EE nE a 23 Starting Pixel Configuration sees 24 Syne and Dre 25 TM 6760 Series Camera Rear Panel sess 26 Physical Dimensions TM 6760 6760 37 Physical Dimensions TM 6760CL TMC 6760CL 37 Spectral osi E H 38 List of Figures Page viii Ey List of Figures Page ix TABLE 1 TABLE 2 TABLE 3 TABLE 4 TABLE 5 TABLE 6 TABLE 7 TABLE 8 TABLE 9 List of Tables 12 Pin Connector TM 6700 u ERE 6 12 Pin Connector TM 6760CL_
15. pixels for precise dimensional measurement High speed electronic shutter capability for high dynamic resolution of moving objects and electronic iris control that eliminates the need for a mechanical shutter Progressive scan CCD eliminates interlace deterioration of image and increases ease of computer interface High sensitivity and low noise at fast scanning The CCD has a clock rate faster than 25 MHz pixel and has an excellent S N ratio that is greater than 48dB The CCD for the TM 6760 has built in microlenses Electronic shutter The TM 6760 has a substrate drain type shutter mechanism which provides superb pictures at various speeds without smearing A built in manual shutter speed control selects the electronic shutter rate of 1 125 non async mode only 1 250 1 500 1 1 000 1 2 000 1 4 000 1 8 000 1 16 000 or 1 32 000 second With VINIT high 5V the CCD keeps discharging With a negative pulse to VINIT the camera resets and purges the charge momentarily Then it starts integrating for the period of shutter control set by either an external pulse width or internal shutter control Progressive scanning permits a full 484 lines of vertical resolution as compared to a conventional CCD camera which captures only half the vertical lines per shutter Asynchronous reset The TM 6760 s asynchronous reset is flexible and accepts external horizontal drive HD for phase locking When the VINIT pulse is applied it resets
16. start card The software disk contains setup files for the graphical user interface GUI program Refer to the camera control software manual for information on the GUI Note For CL models the control software is included and serial communication is through the Camera Link cable No additional accessories are required Operation Page 33 TM 6760 Series Progressive Scan Shutter Cameras 4 Troubleshooting 4 1 Problems and Solutions Following are troubleshooting tips for common problems In general problems can easily be solved by following these instructions If the following remedies fail to offer a solution to your problems please contact a JAI Inc representative 4 1 1 Symptom No Video Remedies Check that the following are properly connected and operational Power supplies Power cables Main power source e Shutter control Async mode Lens Digital output cable Analog video cable 4 1 2 Symptom Dark Video Remedies Check that the following are properly connected and operational e Shutter selection Iris opening on the lens 4 1 3 Symptom Non synchronized Video Remedies Check that the following are properly connected and operational Proper mode output Framegrabber software camera selection e Troubleshooting Page 34 TM 6760 Series Progressive Scan Shutter Cameras 4 2 Information and Support Resources For further information and support
17. the camera s scanning and purging of the CCD There are two modes to control the asynchronous reset and shutter speed External VINIT with pulse width The duration between pulse edges controls the shutter speed externally Internal shutter control mode The speed control varies from 1 250 to 1 32 000 sec The video signal starts with internal V reset timing related to shutter speed Introduction Page 3 TM 6760 Series Progressive Scan Shutter Cameras Output The TM 6760 has an 8 bit RS 644 LVDS digital output for interfacing with external image processing systems The TM 6760 camera is also available with RS 422 digital output as an option OP 93 The TM 6760CL has a Camera Link output The analog output is 1 0 Vp p composite video 75 ohms e Asynchronous image capturing The TM 6760 captures async reset images and provides single shot video output with single FDV This makes it simpler for an ordinary framegrabber to capture the async reset images Integration The TM 6760 is capable of capturing high resolution integration images Its CCD imager can be exposed for longer than the normal scan timing of 1 60 sec This integration feature provides extra sensitivity for applications in dark environments The progressive scan imager permits a full frame of resolution in non interlace format Integration is achieved by controlling the 11 pin of the 12 pin connector to low GND or pulse width control VINIT to p
18. DV Out 19 FDV Out 4 GND 20 VINIT TTL In Integ TTL In 5 EXT HD In 21 EXT VD In TTL TTL EXT CLK EXT CLK 6 INTEG TTL In 22 N C HD In HD In 7 N C 23 GND VINIT In VINIT VD In VD 8 D0 Out 24 D0 Out 9 DI Out 25 D1 Out 10 D2 Out 26 D2 Out 11 D3 Out 27 D3 Out 12 D4 Out 28 D4 Out 13 5 Out 29 D5 Out o Installation Page 8 TM 6760 Series Progressive Scan Shutter Cameras TABLE 3 31 Connector MP211 031 113 4300 Continued Pin Description Pin Description 14 D6 Out 30 D6 Out 15 D7 Out 31 D7 Out 16 GND 2 2 2 d Camera Link Connector The TM 6760CL has a 26 pin MDR26 connector 3M part number 10226 6212VC on the rear panel to output Camera Link data The connector pin out is shown in Table 4 below 13 1 LLLLLLLLLLLLLLLLLLLI 26 14 TABLE4 Connector Pinout Configurations 10226 6212 VC Camera Link Connector MDR 26 pin Connector 10226 6212VC Pin Description VO Pin Description 1 GND 14 GND Shield 2 Tx OUT 0 Out 15 Tx OUT 0 Out 3 Tx OUT 1 Out 16 Tx OUT I Out 4 Tx OUT 2 Out 17 Tx OUT 2 Out 5 Tx CLK OUT Out 18 Tx CLK OUT Out 6 Tx OUT 3 Out 19 Tx OUT 3 Out 7 SerTC In 20 SerTC In 8 SerTFG Out 21 SerTFG Out 9 VINIT CC1 In 22 VINIT CC1 In 10 INTEG In 23 INTEG CC2 In
19. Horizontal Frequency 31 48 KHz 1H 31 76 usec 7 Partial Scan Timing External VD A 262 8 32 msec B 1 31 76 us lL C 9 HJ 286 us Internal VD D 253 8 04 ms E 262 8 32ms G 20 H 0 635 ms FDV 20H ms 4 F 0H ous lt 242 7 685 ms J 20 0 635 ms E as Digital Data K 242 H 7 685 ms M 17 H 0 540 ms Analog Video L 3 95 3 us O 242 H 7 685 ms P 3H 95 3 us N 3H 95 3 us 8 Partial Scan Async Reset Timing VINIT Trigger Q VariableH Q Internal VD shift 1H async shutter speed I R 9H 286 us Internal VD S 253H 8 04 ms T 262 H 8 32 ms V 20 H 0 635 ms FDV 0 W 20H guo 0 635 ms Digital Data c X 242 7 685 ms Z 17 HI 0 540 ms Analog Video BB 242 H 7 685 ms CC 3 H 95 3 us AA 3 95 3 us Y 3 95 3 u5 Operation Page 32 TM 6760 Series Progressive Scan Shutter Cameras 3 13 Serial Communication Kit CS 232C not required for CL version The TM 6760 s functions can be controlled by a PC via RS 232C communication using the CS 232E serial communication kit This kit consists of the RS 232B 12 cable software disk and quick
20. MDR26 connector on both ends This is a straight through cable The pin out configuration is shown in Table 4 on page 8 26 Position 26 Position High Density High Density Mini D Ribbon Mini D Ribbon MDR Male Plug Cable MDR Male Plug 2 A Thumbscrews Thumbscrews Note For TM 6760CL serial communication for camera control is done via the Camera Link connector on the rear panel of the camera Cable assemblies and boardmount receptacles can be ordered from 3M 2 2 7 Power Supplies and Power Cable Setup 2 2 7 a Power Supplies The TM 6760 requires 12V DC power that is obtained through the 12 pin connector located on the rear panel of the camera JAI Inc recommends the following power supplies PD 12UU 100 240V AC 12V DC 1 2A universal voltage power supply with No 12 pin connector US Plug PD 12UUP 100 240V AC 1 2A universal voltage power supply with US plug and 12 pin connector PD 12UE 100 240V AC 12V DC 1 2A universal power supply with European plug No 12 pin connector PD 12UEP 100 240V AC 12V DC 1 2A universal power supply with European plug and 12 pin connector If you are providing power through the 12 pin connector the PD 12UUP and PD 12UEP power supplies are available with the 12 pin mating connector already attached to the leads from the power supply The PD 12UU or PD 12UE power supply can be connected to the JAI Inc power cable either directly or via a termina
21. TM 6760 Series Progressive Scan Shutter Cameras Operation Manual 69 1141 Rev B See the possibilities Page iii Notice The material contained in this manual consists of information that is proprietary to JAI Inc and may only be used by the pur chasers of the product JAI Inc makes no warranty for the use of its product and assumes no responsibility for any errors which may appear or for damages resulting from the use of the information contained herein JAI Inc reserves the right to make changes without notice Microsoft Windows XP Windows 98 Windows 95 Windows NT and Windows Explorer are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Warranty Contact your factory representative for warranty information Certifications CE Compliance The TM 6760 series of cameras has been certified to conform to the requirements of Council Directive 89 336 EC for electro magnetic compatibility and to comply with the following European Standards Immunity 50082 2 1997 Emissions CISPR22 1997 EN55011 1998 Class B All JAI Inc products bearing the CE mark have been declared to be in conformance with the applicable EEC Council Direc tives However certain factory installed options or customer requested modifications may compromise electromagnetic com patibility and affect CE compliance Please note that the use of interconnect cables that are not prop
22. ared to a conventional CCD camera which captures only half the vertical lines per shutter Operation Page 18 TM 6760 Series Progressive Scan Shutter Cameras 3 5 Integration The CCD imager of the TM 6760 can be exposed for longer than the normal scan timing of 1 60 sec This integration feature provides extra sensitivity for dark environment applications The progressive scan imager permits a full frame of resolution in non interlace format Integration is achieved by applying INTEG signal to pin 11 of the 12 pin connector or pin 6 of the 31 pin connector or by feeding VINIT pulse width control up to 1 sec at the pulse width Please refer to Figure 2 2 2 on page 6 for pin out information on the 12 pin connector The CCD imager of the TM 6760 can be exposed for longer than the normal scan timing of 1 60 sec This integration feature provides extra sensitivity for dark environment applications The progressive scan imager permits a full frame of resolution in non interlace format Integration is achieved by applying INTEG signal to pin 11 of the 12 pin connector or pin 6 of the 31 pin connector or by feeding VINIT pulse width control up to sec at the pulse width 3 6 Asynchronous Reset ASYNC RESET VINIT VD SG TRANSFER GATE DISCHARGE PULSE PROGRESSIVE OUTPUT VIDEO Stand by Image Shutter Video Stand by Image The TM 6760 s asynchronous reset is flexible and accept
23. ation is easily manipulated to restore the original color images Because the color filter array contains only a single R G or B color in each pixel the restored image has to fill in colors in the missing pixel locations The software uses neighboring pixel information to guess the missing colors to make smooth clear images This is called Color Interpolation Today s high speed computers allow such color interpolation to be done almost in real time Because these cameras do not contain internal color processing circuitry they are smaller and less expensive than full function color cameras 3 11 2 Bayer Color Filter Array CFA The Bayer CFA is an R G B primary color filter array This is the most widely accepted CFA for the single chip CCD progressive scan format This type of array layout has a specific order for each color s pixels Since the human eye s resolution and color recognition are highest at green the CFA contains two greens per each red and blue It is critical for the framegrabber and color interpolation to know where the individual color pixels exist relative to sync LDV and FDV timing FIGURE 9 Bayer Color Filter Array 25 20 15 10 Quantum Efficiency 5 0 400 450 500 550 600 650 700 750 800 850 900 950 1000 Wavelength nm Operation Page 24 TM 6760 Series Progressive Scan Shutter Cameras 3 11 3 Startin
24. c Reset Mode Factory Default Recall Power up Setting User Page Storage 1 User Page Storage 2 Direct Shutter Con trol Scan Format2 Scan Format Up Down Switch Switch Disabled None Up Down Up Down Up Down Up 9dB Down 12dB Up 18dB Down 22dB Up Up Down Scroll Up Normal Down Async Up Down Recall Up Recall Down Save Up Recall Down Save Up Recall Down Save Up Down Up PS 200 lines Down Bin ning Up 60 fps Down 30 fps Basic Mode Selections For Non CL Versions Functions None Change gain Change A D ref top Change A D ref bottom Lower gain selection Higher gain selection Back to linear table Scroll 8 different LUTs Async and normal shutter Factory setting Power up page setting User page storage setting User page storage setting Shutter speed increment by IH Scan mode Scan mode a These mode descriptions may change from camera model to camera model slightly The same functions are controlled by RS 232 or Camera Link software FIGURE 12 TM 6760 Series Camera Rear Panel AccuPiXEL CL Series Camera Rear View Operation POWER Rear View VIDEO AccuPiXEL Series Camera Page 27 TM 6760 Series Progressive Scan Shutter Cameras 3 11 6 Interpolation Software Major framegrabber manufacturers with digital capability Camera Link RS 644 provide color interpolation software Some independent image process software supplier
25. case you need to return or exchange an item We also recommend that you bench test any equipment being sent to another location for field installation to assure that everything is fully operational as a system 2 1 22 Components List Please begin by checking your order against the Components List shown below to assure that you have received everything as ordered and that nothing has been overlooked in the packing materials If any item is missing please contact your JAI Inc representative immediately Data sheets are available for viewing and download online at www jai com 6760 camera e 6760 operation manual if ordered e Camera control software manual CL version only e Camera control software CL version only 2 1 3 Accessories and Options Following is a list of additional accessories and options that may be required for your application Please check with your JAI Inc representative before you install your camera to determine what you might need e Digital output cable not required for CL version 30DG 02 for standard model only 26CL 02 26 for Camera Link model only e Serial Communication Kit CS 232E not required for CL version Note For CL models the control software is included and serial communication is through the Camera Link cable No additional accessories are required e PD I2UUP series power supply 12P 02S power cable o Installation Page 6 TM 6760 S
26. eries Progressive Scan Shutter Cameras 2 2 Camera Setup 2 2 1 Heat Dissipation The TM 6760 camera is a compact 648K x 484K camera Since all the electronics have been packed in a compact package the outer case of the camera gets hot due to heat dissipation JAI Inc recommends the following procedure for optimal performance of the camera 1 Mount the camera on a large heat sink camera bracket made out of conductive material like aluminum 2 Make sure the flow of heat from the camera case to the bracket is not blocked by a non conducting material like plastic 3 Make sure the camera has enough open space around it to facilitate the free flow of air 4 lfpossible use a cooling fan to set up a positive air flow around the camera 2 2 2 Connector Pin Configurations 2 2 2 a 12 Pin Connector TM 6760 FIGURE 3 12 Pin Connector on Rear Panel of Camera The TM 6760 has a 12 pin Hirose connector for power input serial communication and signal integration Pin 1 is Ground and Pin 2 is 12V DC Other pins handle a number of input and output functions as shown in Table 1 below TABLE 1 12 Connector TM 6760 Pin Description Pin Description 1 GND power 7 VD In 2 12V DC 8 Reserved 3 GND analog 9 HD In 4 Video Out 10 RXD RS 232 5 GND digital 11 Integration Control ROI 6 VINIT In 12 TXD RS 232 2 2 2 b 12 Connector TM 6760CL The TM 6760CL has a 12
27. erly grounded and shielded may affect CE compliance Contact JAI Inc Applications Engineering Department for further information regarding CE compliance FCC This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Oper ation of this equipment in a residential area may cause harmful interference in which case the user will be required to correct the interference at his own expense 3942 150 9001 A3942 fS 43 gt VED JAI INC HA Page iv WARNING Changes or modifications to this unit not expressly approved by the party responsible for FCC compliance could void the user s authority to operate the equipment TM 6760 Series Operation Manual JAI Inc 625 River Oaks Parkway San Jose CA 95134 Tel 408 383 0300 Tel 800 445 5444 Fax 408 383 0301 E mail imaging jai com www jai com Page v Table of Contents Table of Contents y List of vii List of IQDI6S L yu eae o shana Oe ha ER a g EA ix Introductio
28. fted due to the image capture configuration then the interpolation software can be adjusted for the correct starting point In Figure 10 on page 24 left diagram if the first pixel is shifted missed the color interpolation should start with R G If the first line is missed the interpolation order will be 3 11 5 AccuPiXEL color cameras perform all functions same way as B W cameras However because of color characteristics the following issues are different Two row binning scan When two rows are mixed in the CCD the Bayer color is no longer valid It provides color infor mation but cannot be interpolated as a Bayer CFA e LUT Look up Table LUT is a powerful tool to adjust the dynamic range as well as color dynamic range Since human color perception is non linear LUT selection can help optimize color contrast by selecting the LUT value Gamma 0 45 is logarithmic and is closed to human perception When LUT is selected black level adjustment must be more accurate than for B W cameras Operation Page 26 TM 6760 Series Progressive Scan Shutter Cameras For a detailed timing chart please see Section 3 12 Camera Timing Charts on page 28 or contact JAI Inc TABLE 7 NO 0 1 DN BPW NY g O gt Mode Switch Switch Disabled Set Gain Set Vtop A D Set Vbottom A D Gain Selection 1 Gain Selection 2 Linear LUT Knee Selection Asyn
29. g Pixel Configuration All manufacturers produce identical Bayer CFAs but there are slight differences between the CCDs produced by different manufacturers The first line is generally R and G except for the Kodak CCD which starts with G The Sony CCD starts with R The camera timing can be adjusted to start with either G or R by skipping the very first pixels at each line Most color interpolation software can select between a variety of pixel relations such as R G start or G R start as well as G B start and B G start Once the correct scanning is configured the rest of the interpolation will be exactly the same Please contact JAI Inc for further information regarding CCD manufacturers FIGURE 10 Starting Pixel Configuration 2 o z or 4z 0 zz o o m jojmr doj wvwjoj uo Pixel 1 2m oim or 4z o0 nm o o o o mr 40oj ovj o o 2 o nm ior jz o o 4 0 olvololuL Jo lv o ov 1 1 R G R Oloalolat Jolololo 0 CCD Output Horizontal Shift Registers 3 11 4 Sync and Data KODAK CCD Last pixel Last pixel of 1st Line CCD Output Pixel 1 Last pixel o m o omr qdO0 o Oo umo zloiz otL
30. imum color performance JAI Inc strongly suggests that you use digital output for the best performance Some software is used on board FPGA or DSP to perform the interpolation Other software simply uses the host computer s memory and CPU The process speed may vary depending on the architecture and speed of the computer Operation Page 28 TM 6760 Series Progressive Scan Shutter Cameras 3 12 Camera Timing Charts Model TM 6760 Master Clock 50 0 MHz M 20 0 nsec Pixel Clock 25 0 MHz P 40 0 nsec 12 5 MHz P 80 0 nsec 1 Pixel Clock and Digital Data Pixel Clock n L T Data Tcd Clock to Data Ready Tdc Data Ready to Next Clock Thd Data Hold Time Tcd 12 8 nsec Tdc 26 0 nsec Thd 10 4 nsec 2 Horizontal Signals 31 48KHz 15 74KHz tHD 31 76ys 63 52 5 External HD L A 0P O us Internal HD Bl 694 P 27 76us 55 52 _ C 794 P 31 76us 63 52 LDV 4 4 D 146 P 5 84us 1 68us E 648 P 25 92us 51 84 794 P 31 76 us 63 52ys G 3P 120ns 240ns L J 1 648 25 92us 51 84 5 146P 5 84us 11 68us Analog Video M 50P 2 0us 8 0 K 648P 25 92us 51 84us N 38 1 44us 2 88 5 Operation J 105 4 2us amp 4us L 41IP 1 64us 3 28us Page 29
31. in 6 of the 12 pin connector up to 1 second 1 3 Functional Options e Differential input VINIT OP89 3 e Differential input VD OP89 4 e RS 422 digital output for the TM 6760 93 e 10 bit output OP 93 o Introduction Page 4 TM 6760 Series Progressive Scan Shutter Cameras 1 4 System Configuration FIGURE 1 TM 6760 System Configuration Figure 1 below presents a typical system configuration for the TM 6760 camera RS 232B 12 cable in CS 232E kit 12 connectors BNC cable Analog frame Computer with frame grabber board grabber PD 12 series power supply Power and Ext Sync FIGURE 2 TM 6760CL System Configuration OR 12P 02S Figure 2 below presents a typical system configuration for the TM 6760CL camera 26CL 02 26 12P 02S Power and Ext Sync PD 12U series power supply or Analog frame grabber Computer with Camera Link frame grabber Introduction Page 5 TM 6760 Series Progressive Scan Shutter Cameras 2 Installation The following instructions are provided to help you to set up your camera quickly and easily We suggest that you read through these instructions before you unpack and set up your camera system 2 1 Getting Started 2 4 4 Unpacking Instructions We recommend that you save the original packing cartons for the cameras and accessories in
32. l strip o Installation Page 12 TM 6760 Series Progressive Scan Shutter Cameras When wiring the PD 12UU power supply directly please note the following e The lead ends must be twisted together and tin soldered for strength and electrical continuity e Shrink tubing or a similar insulator should be used to prevent exposed leads from touching and shorting e 12V lead is marked with a red stripe or white lettering be sure not to reverse the leads e connections must be properly insulated to prevent shorting 2 2 7 b JAI Inc Power Cables If you are using JAI Inc power cables such as the 12P 02S please refer to the 12 pin connector pin out diagram in 12 Pin Connector TM 6760 on page 6 The cable pin out diagram is shown in Figure 7 below The color coded leads use Gray for Ground and Yellow for 12V FIGURE 7 12P 02S Interface Cable optional Jack 1 Analog Frame Grabber 12P 02S Interface Cable Pin Lead Color Function Pin Lead Color Function 1 Gray GND 7 Black coax VD Input 2 Yellow 12V DC 8 White coax shield Reserved 3 Red coax shield GND 9 White coax HD Input 4 Red coax Video 10 Brown RXD 5 Orange coax GND 11 Blue Integration shield 6 Orange coax VINIT IN 12 Black coax shield TXD Note Make sure that the unused leads are not touching and that there is no possibility that exposed wires could cause the leads to sh
33. n Switch Functions 0 Switch disabled Switch disabled None 1 Set Gain Up Down Change gain 2 Set Vtop A D Up Down Change A D ref top 3 Set Vbottom A D Up Down Change A D ref bot tom 4 Gain Selection 1 Up 9dB Down 12dB Lower gain selection 5 Gain Selection 2 Up 18dB Down 22dB Higher gain selection 6 Linear LUT Up Back to linear table 7 Knee Selection Up Down Scroll Scroll 8 different LUTs 8 Async Reset Mode Up Normal Down Async and normal Async shutter 9 Factory default Up Down Recall Factory setting Recall A Power up Setting Up Recall Down Save Power up page setting B User Page Storage Up Recall Down Save User page storage set 1 ting C User Page Storage Up Recall Down Save User page storage set 2 ting D Direct Shutter Con Up Increment Change Direct shutter trol Down Decrement speed in 1H incre ments E Scan Format2 Up PS200 Lines Scan mode Down Two row binning F Scan Format Up 60fps Down 30fps Scan mode Operation Page 16 TM 6760 Series Progressive Scan Shutter Cameras 3 2 Camera Rear Panel TM 6760CL 3 2 1 Digital Output Connector Camera Link Connector Refer to Section 2 2 2 d on page 8 for Camera Link information 3 2 2 Analog Output Connector The TM 6760CL camera has a BNC connector on the rear panel to output analog video data 3 2 3 Power and External Sync Connector Refer to Table 2 on page 6 for information on the power and external sync c
34. n iss acd sace EuT 1 1 1 Product Description 1 1 2 PEE 2 1 3 Functional 3 1 4 System Configuration 4 ul RUBRO nr BORON Bee e 5 2 1 Getting Started iS dine neh ESTEE aS oe 5 2 1 1 Unpacking 5 2 12 Components RES EE 5 2 1 3 Accessories and 5 2 2 Camera elus 2 bd Rd 6 22 1 Heat 6 2 2 2 Connector Pin Configurations 6 2 2 3 Shutter Speed Control Dial TM 6760 only 9 2 2 4 RS 232 Communication Cable TM 6760 9 2 2 5 Digital Output Cable TM 6760 LVDS model 10 2 2 6 Camera Link Cable TM 6760CL 11 2 2 7 Power Supplies and Power Cable 11 2 2 8 Attaching the Analog Video 12 2 2 9 Attaching the Camera 13 PER cui RNC 14 3 1 Camera Rear Panel TM 6760 LVDS model only 14 3 1 1 Up Down Switch 14 3 1 2 Digital
35. nal range The camera has an 8 bit RS 644 digital signal output for interfacing with external image processing systems All the key functions are externally controlled via RS 232C The TM 6760CL model has a Camera Link output and its key functions are externally controlled via differential serial communication of Camera Link Applications for the TM 6760 include machine vision medical imaging intelligent transportation systems high definition graphics on line inspection gauging character reading archiving and high security surveillance Unless specifically mentioned all information in this manual is relevant to all cameras in the TM 6760 series including the RM 6760 RMC 6760 RM 6760CL RMC 6760CL TM 6760 TMC 6760 TM 6760CL and TMC 6760CL e TM 6760 Series Progressive Scan Shutter Cameras RU Page 2 TM 6760 Series Progressive Scan Shutter Cameras 1 2 Features Miniaturized and lightweight The printed circuit boards in the TM 6760 have been arranged with a new design philosophy in mind This creates modular electronics for the camera giving it flexibility In addition the use of miniature solid state components results in a compact lightweight camera that is 44mm x 44mm x 64mm in dimensions and weighs only 138 grams Imager The TM 6760 uses a progressive scan interline transfer CCD that has the following features Resolution of 648 x 484 active pixels for excellent image quality 9 0 x 9 0 um square
36. onnectors Operation Page 17 TM 6760 Series Progressive Scan Shutter Cameras 3 3 Progressive Scanning Standard TV system scanning is 525 lines interlace scanning as specified in the RS 170 protocol Every other horizontal line odd lines and even lines is scanned at a 60Hz rate per field and the scanning is completed with two fields one frame at 30Hz rate Because of the interlace scanning the vertical resolution of CCD cameras is limited at 350 TV lines regardless of the horizontal resolution When electronic shutter is applied the CCD can hold only one field of charge at each exposure Therefore the vertical resolution of the electronic shutter camera is only 244 TV lines The situation is the same for an HDTV format camera since it has interlaced scanning and the vertical resolution of the shuttered image is 500 lines The TM 6760 uses a state of the art progressive scanning interline transfer CCD which scans all lines sequentially from top to bottom at one frame rate 60Hz Like a non interlace computer screen it generates a stable crisp image without alternating lines and provides full vertical TV resolution of 484 lines a normal TV monitor display may not be able to show images due to monitor scanning The interline transfer architecture is also important to generate simultaneous shuttering This is different from full frame transfer architecture which requires a mechanical shutter or strobe light in order to free
37. or changed using the communication cable and software Commands from the RS 232 interface will override the rear panel switch settings of the camera Please refer to the camera control software manual for details on the graphical user interface Installation Page 10 TM 6760 Series Progressive Scan Shutter Cameras 2 2 5 Digital Output Cable TM 6760 LVDS model only 000000000000000000 0000000000000000000 16 o gt lt 25 0mm A 1 00 in lt 78 74 2 meters gt The TM 6760 camera uses the cable 3006 02 from JAI Inc as a digital output cable This cable has 31 pin AirBorn connector on the camera end and a 37 pin D sub male connector on the other end Contact your JAI Inc representative regarding availability of interface cables for specific frame grabber models Pinout configuration for the digital cable is shown below FIGURE 6 Pinout Configuration for Digital Output Cable FROM 31 PIN CONN TO 37 PIN CONN WIRE COLOR N35 GND SHIELD PINS 4 5 6 7 19 24 25 26 AND 36 LPULSE TM 9701 TM 1001 NC AccuPiXEL ENINT TM 9701 TM 1001 NC AccuPiXEL Installation Page 11 TM 6760 Series Progressive Scan Shutter Cameras 2 2 6 Camera Link Cable TM 6760CL only The MDR26 cable assembly 26CL 02 26 has been standardized as the Camera Link cable This cable has the 26 pin
38. ort 2 2 8 Attaching the Analog Video Output When connecting the TM 6760 to an analog framegrabber or a monitor use the BNC connector on the rear panel of the camera The input of the monitor should be balanced for 75 ohm termination Standard RG 59 type coaxial cable should carry a full video signal for up to 100 feet The multi conductor cable 12P 02S from JAI Inc can be used to transmit analog video power sync signals and serial communication The mini coaxial leads in JAI Inc multi conductor cables are designed for short runs of no longer than 100 feet Note Make sure that no extraneous wires are visible which could cause a short Installation Page 13 TM 6760 Series Progressive Scan Shutter Cameras 2 2 9 Attaching the Camera Lens The TM 6760 camera accepts 1 2 or larger format size C mount lenses To attach the C mount lens to the camera carefully engage the threads and rotate the lens clockwise until it firmly seats on the mounting ring Do not force the lens if it does not seat properly Please note that some lenses with extremely long flangebacks may exceed the mounting depth of the camera Installation Page 14 TM 6760 Series Progressive Scan Shutter Cameras 3 Operation 3 1 Camera Rear Panel TM 6760 LVDS model only Mode Selection switch Shutter Speed Control switch Up Down switch m O D
39. pin Hirose connector for power input and signal integration Pin 1 is Ground and pin 2 is 12V DC The pinout table is shown below For the TM 6760CL serial communication camera control is done via the MDR26 Camera Link connector on the rear panel of the camera TABLE2 12 Connector TM 6760CL Pin Description Pin Description 1 GND power 7 VD in 2 12V DC 8 Reserved Installation Page 7 TM 6760 Series Progressive Scan Shutter Cameras TABLE 2 12 Pin Connector TM 6760CL Continued Pin Description Pin Description 3 GND analog 9 HD in 4 Video out 10 Reserved 5 GND digital 1 Reserved 6 Reserved 12 Reserved 2 2 2 c Digital Output Connector TM 6760 only The TM 6760 has a 31 pin AirBorn connector MP211 031 113 4300 on the rear panel to output 8 bit RS 644 video data The connector pin out is shown in Figure 4 below FIGURE 4 31 Digital Connector on Rear Panel of Camera TM 6760 only 16 1 O O 34 17 Note data clock LDV Line Data Valid Frame Data Valid INTEG Integration control EXT CLK external pixel clock Differential input option TABLE 3 31 Connector MP211 031 113 4300 Pin Description Pin Description 1 CLK Out 17 CLK Out 2 LDV Out 18 LDV Out 3 F
40. s 120 frames per second 3 10 External Sync and Pixel Locking The TM 6760 accepts an external sync of standard HD and VD at TTL level for general locking to a system sync and clock The external sync is only available for 60 frame mode and the frequency requirement is as follows fHD 31 486 KHz 5 fVD 60 00 Hz 5 Internal Master clock 50 00 MHz Pixel clock 25 00 MHz 3 11 Bayer Color Filter TMC 6760 and TMC 6760CL JAI Inc AccuPiXEL series color cameras are high resolution high speed progressive scan CCD cameras The interline transfer progressive scan CCD permits full vertical and horizontal resolution of Operation Page 23 TM 6760 Series Progressive Scan Shutter Cameras images acquired at very high shutter speeds The electronic shutter which has speeds to 1 16 000 sec can be reset asynchronously by external pulse control Uniform square pixels provide superior image definition in any orientation On chip micro lenses mean increased sensitivity 3 11 1 Color Filter Array JAI Inc AccuPiXEL cameras use Bayer CFA color filter array as their standard primary color filter This filter provides the most popular color interpolation supported by numerous software suppliers The digital format either Camera Link or RS 644 allows the camera to output accurate pixel data including the color information When the data is stored in the frame buffer of a framegrabber or computer the color inform
41. s external horizontal drive HD for phase locking When the VINIT pulse is applied it resets the camera s scanning and purging of the CCD For asynchronous image capturing by framegrabbers it outputs single FDV at async reset There are two modes to control the asynchronous reset and shutter speed e External VINIT with Pulse Width no delay shutter e Internal Shutter Speed Mode 3 6 1 External VINIT With Pulse Width No Delay Shutter The TM 6760 can be reset with external reset pulse VINIT Set the dial switch to 9 Apply a pulse width control VINIT signal generated from an external event trigger to the camera The TM 6760 s asynchronous pulse width control mode provides no delay shutter as standard Regardless of internal pulse timing it discharges at VINIT s leading edge and transfers charges at the trailing edge of the pulse Even though each camera runs with slightly different H and data clock timing image capturing is perfectly simultaneous For the progressive format one frame of video output will start from the rising edge of the pulse width control In async mode with external pulse input high the video output will be disabled as the camera continues discharging the CCD image providing black video only Operation Page 19 TM 6760 Series Progressive Scan Shutter Cameras FIGURE 8 Pulse Width Async Shutter Timing No Delay Shutter EXT VINIT Pulse width control gt I IT TI TT IT TITI
42. s provide software as well The following table lists a few examples TABLE 8 Framegrabber Interpolation Software List Manufacturer Framegrabber Software Matrox Meteor II Digi CL MIL Bitflow Road Runner CL Bay View Coreco T64 Application software Data Cube MaxRevolution Visual Chip Studio Epix PIXCI Application software Euresys GrabLink Easygrab EasyColor Matrix Vision MV Titan CL Impact 3 11 7 Color Interpolation The Bayer pattern color filter array CFA consists of R G and B primary colors Each pixel represents one of three colors In order to display or print color images the signal has to be converted to RGB output which has three independent channels outputs and sync signals Color interpolation software or firmware performs the color by filling the missing color pixels with neighboring pixels It then separates the single stream of data 8 bit or 10 bit into three RGB data streams 8 bit x 3 and adds the color matrix to adjust and balance each of the R G and B channels white balance or color balance Blue Green Blue Green Red Green The image quality depends on the camera s own pixel data including pixel data independency from neighboring pixels noise and color filter and Green Red Green interpolation of the software algorithm such as 3 x 3 interpolation 2 x 2 interpolation color matrix white balance capability etc All AccuPiXEL color cameras are carefully designed for max
43. saturation at 20 dB 0 0 20 40 60 80 100 120 140 160 FL LUMINANCE The typical interline transfer CCD has fixed noise levels based on dark current thermal or KT noise pattern noise and the operating clock speed In general the level of the 25 MHz pixel clock CCD at room temperature is around 20 to 50 electrons The maximum capacity of CCD charges is limited by the well capacity at saturation The range is limited by the structure and the pixel size The TM 6760 uses a 1 2 CCD with 9 0 um x 9 0 um pixel and two phase vertical shift register structure The well capacity is 32 000 electrons The theoretical dynamic range is 32 000 60 533 1 54 5 dB A typical CCD camera does not use the full dynamic range due to the nominal gain and the output specification such as RS 170 The typical CCD camera s gain is set at 16 to 22 dB and the RS 170 video level is 714 mV Using 20 dB gain for the calculation CCD output is limited to 714 10 71 4 mV Since the CCD s saturation voltage is 400 mV to 500 mV it uses less than 1 5 of the full dynamic range Machine vision and outdoor applications cannot afford to miss image information behind the saturation which is why the dynamic range adaptation is critical 3 7 1 The TM 6760 has a built in LUT look up table for dynamic range control Programmable Look Up Table LUT and Knee Control At a specific gain setting the offset minimum level dark point and A D reference top voltage
44. x H x L 44mm x 44mm x 64mm 1 75 x 1 75 x 2 51 Weight Without tripod mount 133 g 4 7 oz TM 6760 138 g 4 9 oz TM 6760CL With tripod mount 144 5 g 5 1 oz TM 6760 149 5 g 5 3 oz TM 6760CL Appendix Page 36 TM 6760 Series Progressive Scan Shutter Cameras TABLE 9 6760 Series Product Specifications Table Continued Optional Functions must be ordered separately OP 89 3 Differential Input VINIT OP 89 4 Differential Input VD OP 93 RS 422 OP 93 1 10 bit output Optional Accesso ries must be ordered separately IO Power supply Power cable TM 6760 30DG 02 digital output cable CS 232E serial communication kit TM 6760CL 26CL 02 26 digital output cable PD 12UUP series includes power connector 12 025 Refer to Section 2 2 2 on page 6 for information on camera heat dissipation Appendix Page 37 TM 6760 Series Progressive Scan Shutter Cameras 5 1 1 Physical Dimensions FIGURE 13 Physical Dimensions TM 6760 TMC 6760 UP PULNIX e SHUTTER MODE DOWN 44 0 1 73 7 0 0 28 15 5 0 61 34 0 1 34 63 8 2 51 44 0 1 73 25 4 1 00 76 5 3 01 22 0 0 87 114 20 11 0 0 43 23 2 0 91
45. ze the object motion The TM 6760 outputs the progressive scan image with an electronic shutter in two different formats Progressive scanning digital and analog output The CCD signal goes through A D and D A converters and through 10 bit in 8 bit out look up table LUT The digital output is available from 31 pin connector with RS 644 format 25MHz clock rate e Partial scan output Partial scan centered 200 lines at 120 frames per second The analog output is the same as 75 ohms 1 Vp p format at 60 30Hz rate available from BNC and 12 pin connector Two row binning Two row binning combines two horizontal rows into one This reduces the vertical resolution by half 242 lines and doubles the frame rate to 120 Hz See Scan Modes on page 22 for more information 3 4 Electronic Shutter The TM 6760 has a substrate drain type shutter mechanism which provides a superb picture at various speeds without smearing A built in manual shutter speed control selects the electronic shutter rate of 1 125 non async mode only 1 250 1 500 1 1 000 1 2 000 1 4 000 1 8 000 1 16 000 or 1 32 000 second With VINIT high 5V the CCD keeps discharging With a negative pulse to VINIT the camera resets and purges the charge momentarily Then it starts integrating for the period of shutter control set by either an external pulse width or internal shutter control Progressive scanning permits a full 484 lines of vertical resolution as comp

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