Newport OPHIR Photonics Spiricon Pyrocam IV, User Manual

Page 1: ...21 2017 Page 1 Pyrocam IV User Guide For Sales Service or Technical Support Phone 435 753 3729 Fax 435 753 5231 Service Email service us ophiropt com Sales Email sales us ophiropt com Ophir Spiricon L...

Page 2: ...Excel Visual Studio and XPS are registered trademarks of Microsoft Corporation LabVIEW and NI IMAQdx are registered trademarks of National Instruments Corporation 2015 2017 Ophir Spiricon LLC All Righ...

Page 3: ...Cleaning 7 CHAPTER 2 CONNECTIONS CONTROLS AND DISPLAYS 8 2 1 System Installation 8 2 1 1 BeamGage Setup 8 2 1 2 Connections 8 2 1 3 Driver Installation 9 CHAPTER 3 SETUP AND OPERATION 10 3 1 Introduct...

Page 4: ...uments Vision Acquisition Software 25 APPENDIX A SPECIFICATIONS 27 Pyrocam IV Specifications 27 Pyrocam Dimensions 29 APPENDIX B PROTECTIVE BEZEL REMOVAL AND WINDOW INSTALLATION 31 APPENDIX C BAD PIXE...

Page 5: ...yrocam is also compatible with National Instruments Vision Image Acquisition Software and any GenICam standard client CHAPTER 4 1 2 Models Spiricon offers the Pyrocam in the following models all of wh...

Page 6: ...ctor window removal installation process Appendix C explains the optional bad pixel correction procedure Appendix D explains the optional gain correction procedure Appendix E contains a complete list...

Page 7: ...am universal power supply is intended to operate from a power source that applies less than 240 Volts AC 50 60Hz between the supply terminals The supply output is a regulated 12Vdc that presents no el...

Page 8: ...ure that can be used to quickly discover what the various controls do and how to manage the display features If not familiar with BeamGage s operation it is recommended that some time is spent learnin...

Page 9: ...ger pulse can trigger the Pyrocam The trigger is rising edge sensitive Figure 2 1 Typical Cabling Diagram 2 1 3 Driver Installation The eBus Universal Pro driver required to run the Pyrocam is include...

Page 10: ...er to obtain a linear response The 25Hz rate should only be used in combination with higher gain and frame averaging to extract the very weakest of images When operating in pulsed mode the Pyrocam mus...

Page 11: ...a Bad Pixel map programmed The procedure for finding and correcting bad pixels is described in APPENDIX C Note The Pyrocam has separate Bad Pixel Correction maps programmed for pulsed and chopped oper...

Page 12: ...d Pixel map file for use by the Pyrocam The Cursor group sets the BeamGage Cursor mode to select a BP location using either a Manual or Peak detection mode The X and Y values indicate the pixel coordi...

Page 13: ...view and select a pixel to edit in the pixel List using this dropdown control It contains all pixel coordinates currently entered in the List Gain Correction Click this control to enable disable gain...

Page 14: ...are Gain Correction Enable disable the built in software gain correction Defaults enabled when a gain table is present Create Gain Table Click to automatically create the table of gain correction valu...

Page 15: ...nd the firing of the laser The three timing modes are designated as Pulse Modes 1 2 and 3 and are described in Figure 3 1 thru Figure 3 4 Mode 1 describes operation when the laser fires at a trigger r...

Page 16: ...ied to the Pyrocam NOTE Pulsed operation is the default operating mode for the Pyrocam on power up This is important to consider since users may start BeamGage with no trigger pulses present This resu...

Page 17: ...to extend 10 15 longer than the actual laser pulse width To remain in mode 1 you must restrict your trigger rates to be 3Hz The Pyrocam automatically switches from Mode 1 to Mode 2 if the trigger rate...

Page 18: ...edge some amount of negative Delay is required to capture the pulse Without it the pulse will occur prior to the exposure window being able to open Hint For laser pulses that occur simultaneous with...

Page 19: ...zed for short pulses in Mode 2 Periodic timing then the transition to Mode 3 will occur without the need to change any settings The only thing needed is a new Ultracal for the new pulse rate WARNING S...

Page 20: ...d by 9 yielding a rate of 111Hz Note that this does not mean that the Pyrocam will output data frames at a rate of 75 or 111Hz The actual frame rate output from the Pyrocam is limited by equipment ban...

Page 21: ...while the chopper is rotating will cause the blade to deflect against the direction of the camera s movement This deflection can bring the rotating blade into contact with the position encoder and or...

Page 22: ...urate at about 5 W cm This is very near the Pyrocam s damage threshold of 8 W cm WARNING With a low GAIN setting it is easy to inadvertently exceed the Pyrocam detector s damage threshold For example...

Page 23: ...of Exposure time 5 A change of the Gain setting 6 A change in background radiation including room temperature or changes caused by varying the optical path 7 A change in the Pyrocam operating temperat...

Page 24: ...tion data is lost BeamGage indicates that an Ultracal cycle has not been performed by displaying a GRAY in the Status bar When a valid calibration cycle has been performed and is in effect the status...

Page 25: ...ge Acquisition Software National Instruments Vision Acquisition Software 778413 35 can be used alone or with LabVIEW to control and capture images from the Pyrocam Follow these steps to capture images...

Page 26: ...ce vi Grab vi Sequence vi Snap vi Low Level Grab Async vi Low Level Grab Raw Data vi Low Level Grab vi Low Level SDequence vi Low Level Snap vi The following examples do not work as is with the Pyroca...

Page 27: ...lb Power Supply 0 15kg 0 33 lb Shipping 3 73kg 8 0 lb DIMENSIONS See page 29 GENERAL Wavelength range 157nm to 355nm 1 06 m to 1000 m Detector Array Details Elements 102 400 320 x 320 Active Area 25 6...

Page 28: ...Hz1 2 pixel 1Hz Chopped at 25Hz and averaging 25 frames to 1Hz Saturation Power 3 0 W cm2 25Hz 4 5 W cm2 50Hz Damage Threshold Power Over entire array 2 W Peak Power Density 8 W cm2 Chopped mode 4 W c...

Page 29: ...Pyrocam IV Operator s Manual Document No 50337 001 Rev F 2 21 2017 Page 29 Pyrocam Dimensions w o lens assembly external chopper or cables...

Page 30: ...Pyrocam IV Operator s Manual Document No 50337 001 Rev F 2 21 2017 Page 30 Figure A 1 Trigger Input Circuit...

Page 31: ...ector particles getting inside the package or by ESD Installation of a window can cause its own problems if not properly done The clearance between the chopper blade and the window is very small If th...

Page 32: ...er straight back from the case to avoid damage to the connector pins that couple the chopper assembly to the main board electronics Two steel alignment pins are employed to help prevent damage to the...

Page 33: ...aution Use great care to ensure that the bezel does not slip or detach prematurely If it contacts the detector damage is very likely to occur STEP 4 Carefully lift off the window bezel assembly Be ext...

Page 34: ...A pixel that over responds to radiant energy A pixel whose response is intermittent Good Neighbor Policy Bad pixels can occur singly or they can occur in groups often referred to as clusters Bad pixel...

Page 35: ...will cause the following events to occur The Bad Pixel Correction Dialog window will open A live image will appear in the 2D BeamGage display window Note that a description of the Bad Pixel Correctio...

Page 36: ...oftware Bad Pixel Correction and return to Step 1 If all appears well proceed to Step 6 STEP 6 To send the new bad pixel map to the Pyrocam Flash memory click on the Write Pixel List button The mouse...

Page 37: ...7 001 Rev F 2 21 2017 Page 37 Turn it On In general you will always operate the Pyrocam with bad pixel correction turned ON The default setting of the bad pixel correction control is ON and will remai...

Page 38: ...rom the mean response should be treated as bad pixels See APPENDIX C NOTE The relationship between bad pixel correction and gain correction is important to understand Bad pixel correction is usually t...

Page 39: ...ht and uniform source of illumination By reasonably bright we recommend a source that can drive the output intensity to at least 20 of its dynamic range with the gain set to a low setting Don t forget...

Page 40: ...programmed into the Pyrocam When it returns to an arrow the Flash programming has completed STEP 5 To save the new gain correction table to a file highly recommended enter a file name in the Save and...

Page 41: ...oated for 1 05 to 2 5 m SP90303 PY IV W SI 2 5 4 Pyrocam IV window assembly Si A R coated for 2 5 to 4 m SP90304 PY IV W GE 3 5 5 Pyrocam IV window assembly Ge A R coated for 3 to 5 5 m SP90305 PY IV...

Page 42: ...ocam IV DeviceVersion RO Version of the device interface this is not the firmware version string 32 1 00 00 01 DeviceID RO Device identifier serial number string 16 DeviceScanType RO Scan type of the...

Page 43: ...ize RO Effective vertical pixel pitch in microns float 80 0 CameraStatus RO Bit flag indicating current camera status define STATUS_BUSY 0x0001 define STATUS_CALIBRATE 0x0002 define STATUS_VALID_FLA S...

Page 44: ...rs RO Number of triggers skipped between frame capture uint FirmwareVersion RO Firmware version encoded as hex number 0xMMmmbbrr where MM major version mm minor version bb build number rr revision uin...