User`s Guide
Contents
1. Your computer should return the following start screen LY CoBriteDx1 ol tS CoBriteDX1_control installation Weclome to CoBriteD 1 installation Please follow instructions m F CoBritepy User s Manual SHAPING Set IDPHOTON e Follow instructions given by installer software You may chose custom options in the process e Anew Folder CoBriteDX1_Control is automatically generated e lf the installation program asks for a reboot of the computer pls follow instructions before proceeding e Now supply power to the instrument A blue status LED should light up that indicates power to the instrument e Plug inthe USB cable to the instrument and your computer e Once plugged in your computer should start automatically configuring drivers for the instrument Your computer will signal once installation is done e Now start the Software under Start Programs CoBriteDX1_ Control CoBriteDX1_Control A GUI is started that should resemble this screenshot CoBrite Dx CoBrite List Temperatures C 0 Case 0 Laser diode Output power dBm 6 00 Temperatures C SN NN WH Fine Tuning GHz Keesen 0 000 reset graph Ope 3 communication status Pena 0 TEC ITLA temps amp currents f 0 Laser diode currents mA I 500 write custom name 1000 00 00 00 00 00 30 00 01 00 00 01 30 00 02 00 IDPHOTONIGS SE n Co2. Britepy User s Manual 8 SHAPING IDPHOTONIGS VEE DT e Select from List of 1ITLA s the Laser that you like to control and press Open Instrument If only 1 Laser is connected to the computer it will be automatically selected e All items in GUI should now be enabled and the instrument is ready to operate F Bri p eS CoBrite py Laser Frequency THz Output power dBm Temperatures C 24 25 Case 20 12 Laser diode 5 191 3500 dam None 7 Fine Tuning GHz SN WL nm Stop communication status Temperatures C amp currents mA 40 8 TEC 211 3 Laser diode i Od LILI LLL ELC TR ER ai 5 Description of instrument operation 5 1 Controls 5 1 1 List of 1ITLA s If multiple CoBritepx instruments are connected to one host computer this drop down list contains all devices found by the program and are not used by other instances If multiple devices are connected each devices can be controlled by starting the according number of instances 5 1 2 Open instrument Press this button to open the selected instrument If a laser has been controlled previously GUI resumes from previous setting CoBritepy User s Manual ES SHAPING IDPHOTONIGS VEE 5 1 3 Stop Allows stopping GUI in a controlled way Alternatively standard Windows application close function in upper right part of window may be pressed Note Laser wil
3. User s Guide CoBritepy Tunable Laser Instrument E Mail info id photonics com www id photonics com SHAPING IDPHOTONIES ls ID Photonics GmbH Neubiberg Germany V1 1 SHAPING IDPHOTON Content 1 General ele D BE 4 Ue APM EE 4 n WE ries ec een ests egw pense eegac soc open nota epee site coeeeekexguaese eeeceess 4 ENEE Ee TE 4 EC E 5 2 ein EE 5 3 Instrument Short description 5 Sa WE Girl E 6 312 BACK EE geste nee eh ete et healt 7 4 Getting Started EE 7 4 1 Installation of Control Software cccccecceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeneeeeeeeeeeeeneee 7 5 Description of instrument operation ccceeeeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeennneeeeeeeees 9 SAs et carenes Ee EEE EEEE A EAEE E E E EEE e 9 5 1 14 Listof WAS coinccieucinnakeadnanemmiweinmmeeanR 9 5 1 2 Open Ri Ed In E 9 Vig SOP DE 10 Dele Cu P E 10 Schenten tee 10 5 1 6 LaeerAreeeEIENSeeebeeieeebt eieer bieten ebe Deeht eier biet zeen 10 5 1 7 Fine EEN etduegengegegegegeden Ger eeegege eege Ce onde dates 10 5 1 8 EE eeneg 11 GS ACCU EE 11 5 1 10 ITLA temps amp UU MS ce ae aes hrs eae te 11 CoBritepy User s Manual SHAPING IDPHOTONIGS VE 5 1 11 Write custom TEE 11 5 112 EE 11 5 2 JEE 12 5 2 1 Communication status ged e deed dergeg 12 522 WLE amp FregUEnNCy meccsre EES 12 5 2 3 Laser lock Slate svc ccesiceiesecctncntivadnede sdebncavidciaeesdacsbivev cotenddvecstideinonendes 12 NNO Sioe aaa Ea
4. al SHAPING esi IDPHOTON CoBritepy User s Manual
5. avelength and Frequency of Laser which is calculated out of Laser frequency setting and Fine tuning setting 5 2 3 Laser lock state Indicates if the Laser is currently tuning to a new operating state if user changed a laser parameter Indicator is update each 100ms Note Laser might not comply to all specifications during tuning 5 2 4 Graphs Graphs are enabled by ITLA temps amp currents control and traced over time This view is not needed to operate the unit but might be helpful to trace the Laser operation 5 2 5 Temperatures amp Currents indicators Indicate current value of according parameters which are shown in graphs at same time 6 Calibration requirements The Laser does not require any regular calibration in order to function correctly H calibration traceability according to i e ISO 9001 standard is required an approved laboratory shall calibrate the instrument for Frequency accuracy and output power CoBritepy User s Manual SHAPING IDPHOTONIGS VIE Please find below a table with relevant accuracy parameters to be checked against for calibration of the device Parameter Specification Optical output power accuracy over Lifetime 1dB Frequency accuracy over Lifetime 1 5GHz 7 Remote Control A DLL is supplied on installation medium that allows remote control of the instrument Depending on your PC configuration you might have to run an installer in according subdirecto
6. command to laser Hand over state from previous function call for error handling Output Var Name Type Description Error Code out int32 Error state 0 ok gt 0 Error 7 1 6 DLL_CoBrite_dis_enable_Laser Function will Dis or enable output of Laser Input Var Name Type Description Handle uint32 Input handle retrieved from DLL_CoBrite_init Laser_on_off int32 Set new state of Laser 1 On 0 Off Error Code In int32 If any value other than 0 is handed over function will not execute command to laser Hand over state from previous function call for error handling Output Var Name Type Description Error code out int32 Error state 0 ok gt 0 Error CoBritepy User s Manual SHAPING esi IDPHOTON CoBritepy User s Manual SHAPING IDPHOTON 7 1 7 DLL_CoBrite_read_status Function will read current status of Laser Note that execution time of this command can be long Input Var Name Type Description Handle uint32 Input handle retrieved from DLL_CoBrite_init ProtocolVersion uint16 Hand over value retrieved from DLL_CoBrite_init Error_code_in int32 If any value other than 0 is handed over function will not execute command to laser Hand over state from previous function call for error handling Output Var Name Type Description LaserFrequencyTHz double Current Las
7. e Note If USB is plugged in again Laser will be reset in order to generate a defined starting point for operation CoBritepy User s Manual SHAPING IDPHOTON 3 1 1 Front panel Two LED based indicators signal state of the instrument A blue LED indicates if there is power supplied to the instrument A red LED indicates if Laser emits light An FC APC connector small key is used to connect single Mode Fibers to the instrument The laser features a polarization maintaining Fiber output which can be both used with standard single mode fibers and polarization maintaining fibers Connector Key Stress Rods Slow Axis CoBritepy User s Manual 6m SHAPING IDPHOTONIGS Iz 3 1 2 Back panel Back panel contains connectors for power to supplied power supplier as well as a USB connector for control of the instrument There is no separate on off switch 4 Getting Started This instrument can only be operated using Software under Windows 2000 XP amp Windows 7 4 1 Installation of Control Software Before connecting the USB Port from your computer to the instrument follow the Software installation procedure Note If connecting the instrument before Software installation the instrument will not be detected correctly e Insert Data medium supplied with instrument into computer e Change to root Directory which now should be apparent on your computer e Double Click on setup exe
8. e TEE Ea EEEa 12 5 2 5 Temperatures amp Currents indicators en 12 Remote Contro E 12 6 1 Description of DLL re 13 6 1 1 DLL CGob te et devices cc cccceeeeeeceececeeeeeeeeseeeeeceeeeeesessaaeeeees 13 Ga Ee Ee E 13 Ose DLL eene 14 6 1 4 DLL SCO TNS UN soci atiercahcta vcseeceescdcledeycdenidencdebddecadevsdencdsSedesceebaces 15 6 1 5 DLL Comte set TIreouency eeeeeeeeeeeeeneee nenene nennen ennenen 15 6 1 6 DLL CoBrite dis enable Laeer geergeegeegegsgeetgeegireeerregtgeet eeuerE gen 15 6 1 7 DLL COBMe TEAC RE 17 6 1 8 D I Cobrite laser Joke 17 6 1 9 DLL Comte Temps and currents oeenn ennenen ennenen 18 6 1 10 DLL_CoBrite_laser_cloSe a saciscccccececcy gek Eed dE EE Edge 18 Uninstalling CoBriteDX1 Software cc ccccceceeeeeeeeeeeeneeeeeeeeeeeeeeeeeeneeeeeeeeeeeeeeees 18 User Ee Sereias een neaei arieni atnan 19 CoBritepy User s Manual SHAPING IDPHOTONIGS VE 1 General Information 1 1 Warning 1 1 1 Laser Safety The laser sources specified by this user guide are classified according to IEC 60825 1 2007 Laser Notice No 50 dated 2007 June 24 Please pay attention to the following laser safety warning Under no circumstances look into the end of an optical cable attached to the optical output when the device is operational The laser radiation can seriously damage your eyesight Do not enable the laser when there is no fiber attached to the optical output connector The laser is enabled by pre
9. e tuning can be performed 5 1 8 Output Power Control allows to configure output power of Laser Control coerces to available power range 5 1 9 Laser on Button allows switching on and off the Laser A Pop up will appear requiring confirmation if Laser is switched on for Laser safety reasons 5 1 10 ITLA temps amp currents Button allows enabling or disabling monitoring of TEC amp Laser diode currents and Case temperature at Laser housing and Laser diode chip temperature Values and graphs are displayed at right hand side of GUI 5 1 11 Write custom name Pressing this button will open a Pop Up that allows writing arbitrary names into EEPROM of instrument As limited space is available a button is used to check remaining available space for custom name This feature is very helpful if multiple instruments are connected to one computer where it is difficult to distinguish devices Note Custom name will remain in instrument even after power reset Default custom name is serial number of device 5 1 12 Reset Graph Will reset data currently displayed in graphs left to button CoBritepx User s Manual SHAPING IDPHOTONIES 5 2 Indicators 5 2 1 Communication status Indicates communication status between Program and Laser In case of failure program will stop operating One may restart software by right arrow apparent if Software stops operating 5 2 2 WL amp Frequency Displays currently set W
10. er Frequency THz Fine TuneFrequencyTHz double Current Fine Tune Frequency GHz currentOpticalPowerDBm double Current optical Power dBm LaserOnOff Int32 Laser On Off state On 1 Off 0 LaserLockState int32 Indicates whether Laser currently tunes to a new setting value 0 or is stabilized 1 Error Code out int32 Error state 0 ok gt 0 Error 7 1 8 DLL_CoBrite_laser_locked Function will indicate whether Laser is locked and all optical parameters are within specification Note that Laser will return state tuning if output is turned off Input Var Name Type Description Handle uint32 Input handle retrieved from DLL_CoBrite_init Error Code In int32 If any value other than 0 is handed over function will not execute command to laser Hand over state from previous function call for error handling Output Var Name Type Description LaserLockState int32 Inditcates if laser is locked 0 Laser tunes 1 Laser locked Error Code out int32 Error state 0 ok gt 0 Error CoBritepy User s Manual SHAPING IDPHOTON 7 1 9 DLL_CoBrite_Temps_and_currents Function will return relevant temperatures and currents of laser to indicate its state Please refer to section 5 1 10 for more details Input Var Name Type Description Handle uint32 Input handle retrieved from DLL_CoBrite_init Error_code_in int32 If any value other than 0 is handed over function w
11. ill not execute command to laser Hand over state from previous function call for error handling Output Var Name Type Description TECMA Double TEC current mA sign indicates whether TEC is in cooling or heating mode LaserDiodeMA Double Laser diode current mA CaseTempC Double Case temperature at base of Laser base C LaserTempC Double Laser diode temperature C Error code out int32 Error state 0 ok gt 0 Error 7 1 10 DLL_CoBrite_laser_close Use this function to close the connection to the laser Always use this function to disconnect from Laser as no subsequent connections to the Laser are possible Input Var Name Type Description Handle uint32 Input handle retrieved from DLL_CoBrite_init Error Code Im int32 If any value other than 0 is handed over function will not execute command to laser Hand over state from previous function call for error handling Output Var Name Type Description Error Code out int32 Error state 0 ok gt 0 Error 8 Uninstalling CoBriteDX1 Software Software may be uninstalled by either using the well known central Windows built in Add remove Programs function or by running setup exe from installation medium again CoBritepy User s Manual SHAPING Set IDPHOTON 9 User Memos following pages are intentionally left blank for user notes CoBritepy User s Manu
12. l continue to operate with last setting 5 1 4 Grid Use this drop down menu to select ITU grids from 25 GHz to 400GHz in order to allow easily dial in those Frequencies using the rocker switch button control Laser Frequency If None is selected any arbitrary Frequency can be adjusted to the laser in 100MHz increments within available Frequency range 5 1 5 WL Frequency select If None is selected for Grid this button allows to cycle the Laser Frequency control to Wavelength mode allowing to dial in Lambda instead of Frequency 5 1 6 Laser frequency Use this button to dial in frequency to be used by laser Control is automatically coerces to maximum and minimum possible frequency Note If Laser is currently operating at a different frequency Laser light will be shut off for tuning process If you require continuous tuning refer to the Fine tuning feature described below 5 1 7 Fine tuning This option allows deviating Laser frequency from initial set value As opposed to Laser frequency tuning the Laser remains switched on during tuning and keeps optical specifications stable Furthermore relative tuning granularity is superior over Laser frequency tuning CoBritepy User s Manual SHAPING IDPHOTONI S VE Note If Laser was previously set using the Laser frequency option Fine tuning will be temporarily disabled for a few seconds to let the laser stabilize before fin
13. over desired Output power dBm Error Code In int32 If any value other than 0 is handed over function will not execute command to laser Hand over state from previous function call for error handling Output Var Name Type Description Error Code out int32 Error state 0 ok gt 0 Error CoBritepy User s Manual SHAPING IDPHOTON 7 1 4 DLL_CoBrite_fine_tune Function will set new fine tuning frequency to laser Note that function might return an error if executed shortly after a DLL_CoBrite_set_frequency command Wait more than 15 seconds before executing this command Input Var Name Type Description Handle uint382 Input handle retrieved from DLL_CoBrite_init ProtocolVersion uint16 Hand over value retrieved from DLL_CoBrite_init Error_code_in int32 If any value other than 0 is handed over function will not execute command to laser Hand over state from previous function call for error handling Output Var Name Type Description Error Code out int32 Error state 0 ok gt 0 Error 7 1 5 DLL_CoBrite_set_frequency Function will change Frequency of laser Note that any Frequency can be dialed in Input Var Name Type Description Handle uint32 Input handle retrieved from DLL_CoBrite_init FrequencyTHz double Laser Frequency GHz Error_code_in int32 If any value other than 0 is handed over function will not execute
14. ription CoBrite_number int32 Number of laser to be opened starting from 0 Output Var Name Type Description Handle uint32 Reference number to the opened connection required for execution of any other function that accesses the laser ProtocolVersion double An internal variable required for special some functions to be executed FrequencyStepGHz uinti6 Minimum Frequency Step supported GHz FrequencyMaxGHz double Maximum Frequency supported by Laser THz FrequencyMinGHz double Minimum Frequency supported by Laser THz currLaserFrequencyT Hz double Current Laser Frequency THz PowerStepDBm double Minimum Power step supported dB PowerMaxDBm double Maximum Power supported by Laser dBm PowerMinDBm double Minimum Power supported by Laser dBm currentOpticalPowerDBm double Current optical Power dBm FineTuneRangeStepGHz double Min Fine Tune Frequency Step supported GHz FineTuneRangeMaxGHz double Max Fine Tune Frequency supported by Laser GHz FineTuneRangeMinGHz double Min Fine Tune Frequency supported by Laser GHz currentFineTuneFrequencyGHz double Current Fine Tune Frequency GHz LaserOnOff int16 Laser On Off state On 1 Off 0 Error code out int32 Error state 0 ok gt 0 Error 7 1 3 DLL_CoBrite_set_power Function will change output power of laser Input Var Name Type Description Handle uint32 Input handle retrieved from DLL_CoBrite_init OutputPowerDBm double Hand
15. ry before DLL can be used A LabView example is provided on accompanied data medium to illustrate usage of the DLL 7 1 Description of DLL functions Please note the Header File CoBriteDX1_control h in the according DLL directory on the supplied data medium It provides a description of each function available including data type description 7 1 1 DLL_CoBrite_list_devices This function will return description of all CoBritepx devices connected to the PC Refer to section 5 1 11 for more details on user name and description Output Var Name Type Description ListOfDevicesIncIName Char User names of CoBritepy of all lasers connected to PC Description of each Laser is separated by carriage return LNge int32 Length of char array returned 7 1 2 DLL_CoBrite_init Will initialize connection the Laser and provide its current status as well as its optical tuning capabilities This function must always be executed before running any of the CoBritepy User s Manual SHAPING IDPHOTONIGS VE other functions Handle needs to be stored as it is a reference for the opened connection Make sure to keep all set values using other functions within limits of values returned from this function In case a value outside the window is handed over an error is returned and the command is not executed Input Var Name Type Desc
16. ssing the Laser on button in the operating software delivered with the instrument The laser is on when the red LED on the front panel of the instrument is lit The use of optical instruments with this product will increase eye hazard In doubt about laser safety requirements consult a trained laser safety instructor for local safety requirements of this product 1 2 Line Voltage Selection CoBritepx operates from any single phase AC power source that supplies 100 240VAC at a frequency at 47 63 Hz You do not need to adjust the input line voltage setting because CoBritepx power supply automatically selects an input line voltage in the range specified above CoBritepy User s Manual SHAPING IDPHOTONIGS IE 1 3 Service Do not attempt to service or adjust this instrument unless an authorized person is present Do not install substitute parts or perform any unauthorized modifications to this instrument Contact ID Photonics or your local distributor to obtain service support 2 Packaging List The instrument is shipped with following parts Laser instrument Power supply Power cord USB cord Manual D gi o o ee Data medium containing installation software 3 Instrument short description This instrument contains a tunable laser module which is controlled via USB and a Windows based GUI Note Instrument operates autonomously once set up using the GUI You may pull USB connection device will still operat
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