Teledyne Princeton Instruments NIRvana HS System Manual Download

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Issue 1.0

Table of Contents

A.1.1

Vacuum Window . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79

Camera Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
A.2.1

Thermal Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

A.3

Power Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

A.4

Environmental Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
A.4.1

Ventilation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

A.5

External Coolant Circulator Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

A.6

Minimum Host Computer Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

Appendix B: Outline Drawings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83

Appendix C: Optical Mount Removal and Replacement. . . . . . . . . . . . . . . . . . . . .85

C.1

Optical Mount Reference Drawings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87

Appendix D: Calibration Charts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

Appendix E: Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93

E.1

Baseline Signal Suddenly Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

E.2

Camera Stops Working . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

E.3

External Coolant Circulator: Low Coolant (Air in the Hoses). . . . . . . . . . . . . . . . . 94

E.4

Cooling Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
E.4.1

Temperature Lock Cannot be Achieved or Maintained . . . . . . . . . . . . . 95

E.4.2

Gradual Deterioration of Cooling Capability . . . . . . . . . . . . . . . . . . . . . . 95

E.5

Device Is Not Found. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96

E.6

TEC Fault LED Comes On . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96

Warranty and Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97

Limited Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97

Contact Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

Summary of Contents for Princeton Instruments NIRvana HS

Page 1: ...www princetoninstruments com NIRvana HS System Manual 4411 0169 Issue 1 0 January 8 2020 ...

Page 2: ...indows and Windows Vista are registered trademarks of Microsoft Corporation in the United States and or other countries The information in this publication is believed to be accurate as of the publication release date However Teledyne Princeton Instruments does not assume any responsibility for any consequences including any damages resulting from the use thereof The information contained herein i...

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Page 4: ...4 NIRvana HS System Manual Issue 1 0 ...

Page 5: ... 18 2 1 4 Rear Panel Connectors 19 2 2 Power Supply 20 2 3 Standard Cables 21 2 4 Optical Mounts 22 2 5 Coolant Hoses 22 2 6 Certificate of Performance 22 2 7 Application Software 23 2 8 Accessories 23 2 9 Unpack the System 23 2 10 Care and Cleaning of a NIRvana HS System 24 2 10 1 Detector Window 24 2 10 2 Cleaning 24 2 10 2 1 Camera 24 2 10 2 2 Optical Surfaces 24 2 11 Repairs 24 Chapter 3 Insta...

Page 6: ...plication 59 8 2 Region of Interest Strategy 59 8 2 1 Region of Interest Sizing Guidelines 59 8 2 2 Single Region of Interest Placement Guidelines 60 8 2 3 Two to Four Regions of Interest Placement Guidelines 60 8 2 4 Regions of Interest Impact on Frame Rate 60 8 2 5 Number of Regions of Interest 65 8 3 Analog Gain 66 8 4 Software Binning 66 8 5 Digitization 67 8 5 1 Speed 67 8 5 2 ADC Offset Base...

Page 7: ...Coolant Circulator Low Coolant Air in the Hoses 94 E 4 Cooling Troubleshooting 95 E 4 1 Temperature Lock Cannot be Achieved or Maintained 95 E 4 2 Gradual Deterioration of Cooling Capability 95 E 5 Device Is Not Found 96 E 6 TEC Fault LED Comes On 96 Warranty and Service 97 Limited Warranty 97 Basic Limited One 1 Year Warranty 97 Limited One 1 Year Warranty on Refurbished or Discontinued Products ...

Page 8: ...ent 46 Figure 6 13 Align Spectrometer Post Rotational Alignment 47 Figure 8 1 Typical Readout Expander 53 Figure 8 2 Typical Analog to Digital Conversion Expander 54 Figure 8 3 Timing Diagram Full Frame Readout texp tro 55 Figure 8 4 Timing Diagram Expose During Readout texp tro 56 Figure 8 5 Timing Diagram Frame Transfer Readout texp tro 57 Figure 8 6 Vertically Stacked ROIs with Small Vertical G...

Page 9: ... Figure D 2 Ne Ar Spectrum NIRvana HS 1 7 SP 2500 91 Figure E 1 Typical Load Experiment Devices Missing Dialog 96 List of Tables Table 1 1 Related Documentation 11 Table 2 1 NIRvana HS Rear Panel Connectors 19 Table 2 2 Standard NIRvana HS Camera System Cables 21 Table 8 1 Full Frame Readout vs Expose During Readout Frame Rate Comparison 58 Table A 1 General System Specifications 79 Table A 2 NIRv...

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Page 11: ... safely install configure and operate the NIRvana HS camera system beginning with the system s initial installation Please read this manual carefully before attempting to operate the camera Doing so will help minimize the learning curve and optimize the many features of this camera to suit all research needs 1 2 Intended Use of Equipment The intended use of the NIRvana HS is to take images and or ...

Page 12: ...usses a number of topics including cooling and effects of high humidity and includes a step by step procedure for verifying system operation Chapter 7 Exposure This chapter discusses factors that affect exposure and acquiring data Chapter 8 Readout This chapter discusses supported readout methods and how they can impact frame rates Chapter 9 Data Correction This chapter discusses how acquired data...

Page 13: ...lly dangerous This same symbol appears in the manual adjacent to the text that discusses the hardware item s in question 1 6 Safety Related Symbols on Equipment CAUTION WARNING RISK OF ELECTRIC SHOCK The use of this symbol on equipment indicates that one or more nearby items should not be operated without first consulting the manual The same symbol appears in the manual adjacent to the text that d...

Page 14: ...wer socket replace the cord with one that has suitable connectors on both ends WARNING Replacement power cords or power plugs must have the same polarity and power rating as that of the original ones to avoid hazard due to electrical shock 1 7 1 Precautions To prevent permanently damaging the system please observe the following precautions If you are using high voltage equipment such as an arc lam...

Page 15: ...HS Camera System Standard Items Standard items include In addition to the standard items the following optional items are available for purchase from Teledyne Princeton Instruments LightField Application Software External Cooling Circulator For spectroscopy applications requiring shutter control Shutter Driver SHC EXT is required Additional MCX to BNC cables NIRvana HS Camera Power Supply Line Cor...

Page 16: ...st computer and data acquisition software being used Read rate exposure time and regions of interest for NIRvana HS cameras are some of the parameters that are configured using the data acquisition software on the host computer This section provides detailed information about the NIRvana HS camera 2 1 1 Focal Plane Array FPA Sensor The NIRvana HS camera incorporates a 640 x 512 20 x 20 m pixels In...

Page 17: ...ensor cooling temperature If the NIRvana HS is operating inside an enclosure the enclosure must have unrestricted air flow to an open environment 2 1 3 1 Internal Fan The NIRvana HS is equipped with an internal low vibration fan that Removes heat from the Peltier device that cools the sensor and Cools the electronics An internal Peltier device directly cools the cold finger on which the sensor is ...

Page 18: ...truments for additional recommendations Refer to Contact Information on page 100 for complete information CAUTION Never set the coolant temperature below the dew point Coolant temperature should not be below the dew point of the ambient air Internal condensation caused by operation below the dew point may damage the camera and will void the warranty Additionally the NIRvana HS monitors its interna...

Page 19: ...C 11 5 A max input and TEC control from power supply FAULT This Red LED is normally extinguished When illuminated or flashing this LED indicates a fault within the system has been detected Refer to Appendix E Troubleshooting on page 93 for additional information TRIGGER IN 0 to 5 0 VDC TTL compatible logic level input with a 10 k pull up resistor Allows data acquisition and readout to be synchroni...

Page 20: ...y damage the connector and or the camera Such damage is not covered under warranty A line cord to connect to an appropriate AC receptacle Refer to Table 2 2 on page 21 for complete information The receptacle on the line cord should be compatible with line voltage line cords in common use in the region to which the system is shipped If the line cord s receptacle is incompatible a compatible adapter...

Page 21: ...Cables Cable Part Number Description Purpose Length MCX to BNC Adapter 6050 0540 Two MCX to BNC adapter cables are provided with the NIRvana HS system These connect to the TRIGGER IN OUT 1 OUT2 and SHUTTER connectors on the rear of the NIRvana HS 4411 0169_0004 Varies Line Cord 6050 0009 Connects the NIRvana HS power supply to an appropriate AC power source 4411 0169_0006 3 m 9 8 ft ...

Page 22: ...on instructions 2 5 Coolant Hoses There are 2 quick disconnect fittings provided with the camera system The fittings are compatible with 1 4 ID coolant hose such as Tygon 5624k51 2 6 Certificate of Performance Each NIRvana HS camera is shipped with a Certificate of Performance which states that the camera system has been assembled and tested according to approved Teledyne Princeton Instruments pro...

Page 23: ... to the PICam Programmer s Manual for supported operating systems NOTE NIRvana HS may be compatible with third party data acquisition software packages Check with individual providers for compatibility and support information 2 8 Accessories Teledyne Princeton Instruments offers a number of optional accessories that are compatible with NIRvana HS For complete ordering information contact Teledyne ...

Page 24: ...p solvents or abrasives should be used Not only are they not required but they could damage the finish of the surfaces on which they are used 2 10 2 2 Optical Surfaces Optical surfaces may need to be cleaned due to the accumulation of atmospheric dust We advise that the drag wipe technique be used This involves dipping a clean cellulose lens tissue into clean anhydrous methanol and then dragging t...

Page 25: ...puter to begin another 45 days of full feature usage To purchase a LightField license contact your sales representative 3 1 Prerequisites Before beginning to install LightField verify that The operating system on the desired host computer is Windows 7 8 10 64 bit The host computer supports USB3 If it does not support USB3 refer to the host computer manufacturer s instructions for installing a USB3...

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Page 27: ...r cooled Camera Figure 4 2 Typical Spectroscopy Experiment Layout Air cooled Camera 4411 0169_0008 NIRVANA HS HOST COMPUTER POWER SUPPLY 80 264 VAC LINE CORD USB 3 SAMPLE USB 3 CABLE 4411 0169_0009 NIRVANA HS HOST COMPUTER POWER SUPPLY 80 264 VAC LINE CORD USB 3 SAMPLE USB 3 C ABLE SPECTROMETER CABLE FOR SHUTTER SHUTTER DRIVE SHUTTER CUSTOMER SUPPLIED ...

Page 28: ...0 HOST COMPUTER POWER SUPPLY 80 264 VAC LINE CORD USB 3 USB 3 CABLE NIRVANA HS SAMPLE COOLANT COOLANT COOLANT HOSES 110 240 VAC COOLANT CIRCULATOR 4411 0169_0011 HOST COMPUTER POWER SUPPLY 80 264 VAC LINE CORD USB 3 USB 3 CABLE NIRVANA HS SAMPLE COOLANT COOLANT COOLANT HOSES 110 240 VAC COOLANT CIRCULATOR SPECTROMETER CABLE FOR OPTIONAL EXTERNAL SHUTTER S HUTTER D RIVE SHUTTER CUSTOMER SUPPLIED ...

Page 29: ... be avoided 5 1 Attach Lens to the C Mount Adapter NIRvana HS cameras for imaging applications incorporate an integrated C mount adapter Each NIRvana HS camera is shipped with a protective dust cover screwed into the C mount adapter opening Simply unscrew the dust cover store it and then screw the desired lens in Tighten the lens by hand only 5 2 Adjusting the C Mount Adapter The NIRvana HS featur...

Page 30: ...e camera nose CAUTION The C mount lens thread depth should be 0 21 5 33 mm or less Otherwise depending on the adapter in out location the lens could bottom out and damage the glass If you are not certain of the thread depth remove the adapter from the camera nose thread the lens into the adapter until the lens threads are flush with the back surface of the adapter Note the depth at the front surfa...

Page 31: ...r 5 Hardware Configuration 31 5 3 Mounting the Camera The NIRvana HS is equipped with a 1 4 20 mounting hole on the bottom of the camera see Appendix B This allows the camera to be mounted in any orientation ...

Page 32: ...nches 150 mm below the NIRvana HS camera The vertical distance should not exceed 10 feet 3 m Typically the camera is at table height and the circulator is on the floor 3 Connect the two coolant ports on the external coolant circulator to the two coolant ports on NIRvana HS as shown in Figure 5 2 NOTE In Figure 5 2 coolant input and output flows are relative to the NIRvana HS not the external coola...

Page 33: ...mall air bubbles approximately the size of bubbles in soda are common particularly immediately following start up These bubbles do not prevent proper operation If no problems are observed proceed to step 9 If there are leaks or air bubbles turn the circulator off and correct the problem s by securing the hoses or adding more coolant to the reservoir Turn the circulator back on Recheck and if there...

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Page 35: ...etup and equipment configuration are addressed in LightField s Online Help During data acquisition the sensor is exposed to a source and charge accumulates in the pixels After the defined exposure time the accumulated signal is readout of the array digitized and then transferred to the host computer Upon data transfer the data are displayed and or stored via the application software This sequence ...

Page 36: ...possible achieved by operating with axes and cross sections off and with Zoom 1 1 selected Acquire This mode is typically used for the collection and storage of data In Acquire mode every frame of data collected can be automatically stored so the completed dataset may include multiple frames with one or more set of accumulations This mode is typically selected during actual data collection One lim...

Page 37: ...amiliarity with LightField If this is not the case refer to the online help while performing this procedure The system is being operated in imaging mode The target is a sharp image text or drawing that can be used to verify that the camera is seeing and can be used to maximize focus Perform the following procedure to set up and configure the system to acquire an image 1 Mount a test target in fron...

Page 38: ... Camera Since this is a new experiment default values for the NIRvana HS configuration parameters will be used The Status Bar across the bottom of the workspace includes an icon for Temperature Status Temperature Status reports the current system temperature and if the configured temperature has been reached Clicking on the icon opens the Sensor expander where the set temperature can be changed 44...

Page 39: ...View tab to change to the display area See Figure 6 5 Figure 6 5 Typical Imaging Application Workspace View Tab 2 Click Run to start Preview mode In this mode images are continuously acquired and displayed See Figure 6 6 Figure 6 6 Typical Imaging Application View Tab Image Display 4411 0169_0017 4411 0169_0018 ...

Page 40: ...brightest parts of the image reach an intensity of 65535 Adjust the aperture so that it is just slightly smaller i e a greater f stop than the setting where maximum brightness on any part of the image occurs Set the focus adjustment of the lens for maximum sharpness in the viewed image 4 After the camera has been focused stop Preview mode continue Preview mode begin Acquire mode wait for the senso...

Page 41: ...se use a wavelength setting of 0 0 nm for alignment purposes CAUTION Overexposure Protection Cameras that are exposed to room light or other continuous light sources will quickly become saturated If the camera is mounted to a spectrograph close the entrance slit of the spectrograph to reduce the incident light The customer has installed a compatible shutter driver such as the SHC EXT from Princeto...

Page 42: ...able Devices area See Figure 6 7 Figure 6 7 Typical Devices Tab Spectroscopy Application 11 Drag each icon into the Experiment Devices area See Figure 6 8 Figure 6 8 Typical Experiment Devices Area Adding NIRvana HS and Spectrograph The Experiment Settings stack on the left now includes expanders See Figure 6 9 4411 0169_0019 4411 0169_0020 ...

Page 43: ... Shutter Mode Normal 13 Open the Spectrometer expander and select the appropriate grating NOTE When using a broadband source select 0 0 nm 14 Turn on the shutter driver 15 Turn on the light source at the spectrograph s entrance slit 16 Click Run to begin previewing data Depending on the display settings you should see either a spectral band image or a graph Background noise will decrease as the ca...

Page 44: ...pectrograph has an entrance slit shutter An externally mounted shutter is easily confirmed Verifying an internally mounted shutter requires access to the inside of the spectrograph Refer to the spectrograph manual for information 19 If additional assistance is required contact Customer Support Refer to Contact Information on page 100 for complete contact information 6 2 1 Rotational Alignment and ...

Page 45: ...nt a light source e g Neon Argon or Xenon to the front of the entrance slit 3 Open the Spectrometer expander select the grating and select the center wavelength 4 Set the slit to 10 m If necessary adjust the Exposure Time to maintain optimum i e near full scale signal intensity 5 Wait until the camera temperature locks at its default temperature 6 Verify that the spectroscopy mount adapter moves f...

Page 46: ...changes to be made to the NIRvana HS system configuration parameters are outlined Review the information and click Begin Typically three 1 row high Regions of Interest ROIs are created One near the top of the sensor One in the middle of the sensor One near the bottom of the sensor See Figure 6 12 NOTE Data is acquired and displayed but NOT stored Figure 6 12 Align Spectrometer Pre Rotational Align...

Page 47: ...rom broad to narrow and back to broad Maximize the intensity level and minimize the FWHM of the selected peak s NOTE The Peak Finding function is active for the center graph so that FWHM information can be monitored to achieve the narrowest line width Focusing is accomplished depending on the spectrograph being used as follows Long focal length spectrographs e g a Teledyne Acton Research SP 2300 T...

Page 48: ...ode to External Sync or lowering the temperature 3 Begin running Acquire mode Data will be acquired and displayed stored based on the experiment s settings 4 Once data collection has been completed the camera may remain powered on so the array temperature will remain locked or the system may be shut down Refer to Section 6 2 3 Shut Down Procedure for the proper shut down procedure 6 2 3 Shut Down ...

Page 49: ...utput ports REFERENCES Refer to Chapter 8 Readout on page 53 for complete information 7 1 Exposure Time Exposure Time is configured in LightField on the Common Acquisition Settings expander and is the time between commands sent to start and stop signal accumulation on the sensor 7 2 Saturation When signal levels in a region of the image are very high charge generated in one pixel may exceed the we...

Page 50: ... to minimize dark charge effects the camera should be operated at its default sensor temperature CAUTION If a sudden change is observed in the baseline signal there may be excessive humidity in the camera vacuum enclosure Turn off the camera and contact Teledyne Princeton Instruments Customer Support Refer to Contact Information on page 100 for complete contact information 7 4 Sensor Temperature L...

Page 51: ...s no coolant circulating through the camera the built in thermo protection switch may shut the camera down to prevent thermal damage In the event that this occurs wait approximately ten minutes correct the situation that caused the shutdown and re power the camera The deepest operating temperature for a system depends on the sensor size and packaging Refer to Table A 3 Operating Temperatures on pa...

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Page 53: ...e the period of time during which the sensor is actively collecting incoming signal Readout is the process of transferring the data collected during integration Depending upon experiment conditions and requirements users should select the most appropriate mode Full Frame Readout ITR provides the lowest noise readout Expose During Readout IWR provides the fastest Frame Rate In LightField Readout Mo...

Page 54: ... the simplest method of reading out acquired data Data readout for a frame of data begins when the frame s exposure cycle has ended Similarly once data readout has been completed the next exposure cycle begins and so on until the programmed number of frames has been completely acquired and read out When using Full Frame Readout Frame Rate is always determined by texp tro Figure 8 3 illustrates the...

Page 55: ...dout Time are in the same magnitude For Expose During Readout the relationship between Exposure Time and Readout Time may be as follows Exposure Time is longer than or equal to Readout Time texp tro Exposure Time is shorter than Readout Time texp tro Simplified timing diagrams illustrating each of these scenarios are presented in the following sections and associated Frame Rate implications are di...

Page 56: ...e NOTE Figure 8 5 also applies to applications when Exposure Time equals Readout Time Figure 8 4 Timing Diagram Expose During Readout texp tro For this application each successive frame s expose cycle begins as the prior frame s Expose cycle ends and Readout cycle begins Therefore the Frame Rate is defined by the Exposure Time 4411 0169_0057 FRAME 1 2 3 FRAME FRAME EXPOSE R EADOUT EXPOSE R EADOUT ...

Page 57: ...s in Figure 8 5 Overexposure can be avoided by turning the light source off or blocking it during the wait time One way to do this is to control the light source via TTL with the Exposing Output Signal NOTE The first frame in Figure 8 5 is never overexposed For this application regardless of when a frame s exposure starts or ends the reading out of data cannot begin until the prior frame s data ha...

Page 58: ...Comparison Expose Time Full Frame Readout Expose During Readout Clock MHz Clock MHz 3 MHz 12 MHz 25 MHz 3 MHz 12 MHz 25 MHz Readout Time ms Readout Time ms 31 7 8 3 9 31 7 8 3 9 100 s 32 3 128 9 257 7 32 3 129 0 258 4 500 s 32 2 128 2 255 1 32 3 129 0 258 4 1 ms 31 3 114 3 205 3 32 3 129 0 258 4 5 ms 27 8 78 4 112 7 32 3 129 0 200 0 10 ms 24 4 56 3 72 1 32 3 100 0 100 0 50 ms 12 3 17 3 18 3 20 0 2...

Page 59: ...cifies one or more areas on the sensor from which acquired data will be readout Depending on the number size and proximity of the defined ROIs on the sensor decreased Readout Times may be achieved resulting in an effective increase in Frame Rate When designing an ROI strategy there are a sizing and placement factors to consider in order to realize the greatest Readout Time Frame Rate benefits 8 2 ...

Page 60: ...delines detailed in Section 8 2 2 Single Region of Interest Placement Guidelines there are additional placement guidelines which should be followed in order to achieve the maximum benefit in Readout Times Frame Rate improvements For imaging applications Regions of Interest should not share rows Adjacent edges of vertically stacked ROIs must be separated by a multiple of 4 rows For spectroscopic ap...

Page 61: ... 3 fps Figure 8 6 Vertically Stacked ROIs with Small Vertical Gap Figure 8 7 illustrates two vertically stacked Regions of Interest with a large vertical gap The measured readout rate is 96 3 fps Figure 8 7 Vertically Stacked ROIs with Large Vertical Gap 4411 0169_0058 8 ROW GAP FRAME RATE 96 3 fps 4411 0169_0059 112 ROW GAP FRAME RATE 96 3 fps ...

Page 62: ...2 6 fps Figure 8 8 Horizontally Aligned ROIs with Large Horizontal Gap Figure 8 9 illustrates two vertically aligned Regions of Interest with a small horizontal gap The measured readout rate is 117 fps Figure 8 9 Vertically Aligned ROIs with Small Horizontal Gap 4411 0169_0060 240 COLUMN GAP FRAME RATE 82 6 fps 4411 0169_0062 8 COLUMN GAP FRAME RATE 117 fps ...

Page 63: ...8 10 Vertically Aligned Mid Sensor ROIs with Large Horizontal Gap Figure 8 11 illustrates two vertically offset Regions of Interest with a large horizontal gap and several overlapping rows The measured readout rate is 60 fps Figure 8 11 Vertically Offset ROIs with Large Horizontal Gap Overlapping Rows 4411 0169_0064 FRAME RATE 82 6 fps 240 COLUMN GAP 4411 0169_0065 FRAME RATE 60 fps 240 COLUMN GAP...

Page 64: ...y Offset ROIs with Large Horizontal Gap No Vertical Gap or Row Overlap Figure 8 13 illustrates two vertically offset Regions of Interest with a large horizontal gap and the minimal vertical gap i e 4 rows The measured readout rate is 82 6 fps Figure 8 13 Vertically Offset ROIs with Large Horizontal Gap 4 Row Vertical Gap 4411 0169_0066 FRAME RATE 41 fps 240 COLUMN GAP 4411 0169_0067 FRAME RATE 82 ...

Page 65: ...Regions of Interest When it comes to the creation of ROIs more is not always better and creating an excessive number of smaller ROIs may yield minimal frame rate increase See Figure 8 15 Figure 8 15 Excessive Number of Small Regions of Interest NOTE When using ROI for high speed imaging performance is computer dependent Frame rates above 10 kHz may result in data overload and early stoppage of the...

Page 66: ...noise sources are reduced Because fewer electrons are needed to generate an ADU weaker signals can be more readily detected Lower noise further enhances the ability to acquire weak signals If the sensor appears to be flooded with light change the setting to Low This technique is also useful in high light level experiments where the detector is again photon shot noise limited Summing multiple pixel...

Page 67: ... are discussed in the following sections 8 5 1 Speed After readout an analog signal representing the charge of each pixel is digitized to 16 bits NIRvana HS supports three user configurable digitization speeds 3 125 MHz 12 5 MHz 25 0 MHz Speed is configured on the Analog to Digital Conversion expander See Figure 8 16 Figure 8 16 Typical Analog to Digital Conversion Expander Because sensor readout ...

Page 68: ...nored during conversion During the exposure time the sensor collects a charge pattern and an NIR signal in addition to the signal of interest The longer the exposure time and the warmer the detector and the environment the larger and less uniform this background will appear CAUTION If a sudden change in the baseline signal is observed there may be excessive humidity in the detector vacuum enclosur...

Page 69: ...can be identified characterized and then compensated for using Non Uniformity Correction techniques The NIRvana HS camera is factory calibrated at a default temperature for all speeds and gains to perform column by column gain and offset correction NUC removes the vertical fixed pattern in an image due to column amplifier differences If improved pixel by pixel correction is desired refer to Sectio...

Page 70: ...ing a Flatfield Reference image of the illumination source without the sample Flatfield Correction is enabled and configured on the Online Corrections expander within LightField The Flatfield Reference File is also acquired from within this same expander See Figure 9 2 Figure 9 2 Typical Online Corrections Expander Flatfield Correction After the flatfield image has been acquired select Automatic F...

Page 71: ...efect called a Star defect is now able to be identified and corrected A Star defect is a square 3 x 3 pixel region described as a white cross with a black center pixel The four corners of the 3 x 3 matrix may be fuzzy gray This defect is caused by charge that cannot be absorbed by a dead pixel and ultimately spills into surrounding pixels in a star pattern See Figure 9 3 for a simplified represent...

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Page 73: ... the shutter opens during exposure and then closes Always Closed When selected the shutter will not operate during the experiment and remains in the closed position This option is useful when making dark charge measurements Always Open When selected the shutter will not operate during the experiment and remains in the open position Open Before Trigger In this mode the shutter is opened before an e...

Page 74: ...e selected Trigger Response determines how the camera will respond to an External Sync pulse supplied to the camera by the TRIGGER IN connector on the rear of the camera See Figure 10 1 Figure 10 1 NIRvana HS Camera Rear Panel Things to keep in mind when setting up the External Sync pulse input include Pulse Height 0 to 3 3 VDC logic levels TTL compatible Pulse Width trigger edge frequency The tim...

Page 75: ...ing Diagram No Response Mode 10 2 3 Readout Per Trigger In this mode each frame within a sequence requires a trigger Each frame is exposed for the length of time specified within the software and is then read out If a trigger arrives during the exposure readout cycle for the previous frame it is ignored NOTE For sequences comprised of a single frame Start on Single Trigger mode is equivalent to Re...

Page 76: ...at the OUT 1 OUT 2 connector is high if WFT is the selected output signal WFT goes HIGH immediately after readout or after Open Before Trigger if it is active It goes LOW when an active edge or edge depending on your setting occurs and the exposure begins Figure 10 4 illustrates the timing diagram for Expose During Trigger Pulse mode with the following configuration settings Three exposure sequenc...

Page 77: ...s Reading Out It is at a logic high when the sensor is being read otherwise low Shutter Open This level is at a logic high when the shutter is open The output precisely brackets shutter open time exclusive of shutter close delay time tc and can be used to control an external shutter or to inhibit a pulser or timing generator Acquiring Initially low this signal goes high to mark the beginning of th...

Page 78: ...less than the readout time Otherwise Effective Exposing and Exposing are identical Always High The level at the connector is high Waiting For Trigger This level is at a logic high when the camera is ready to acquire and is waiting for an external trigger through the TRIGGER IN connector before exposing the sensor The level goes low when a trigger is detected exposure begins The Wait for Trigger WF...

Page 79: ...dow SI UV fused silica quartz 0 125 3 17 mm thick A 2 Camera Specifications Refer to Table A 2 for FPA specifications for NIRvana HS detectors Table A 1 General System Specifications Dimension Specification C Mount Spec Mount Length 7 3 in 18 6 cm 7 3 in 18 6 cm Width 4 5 in 11 4 cm 4 5 in 11 4 cm Height 4 5 in 11 4 cm 4 5 in 11 4 cm Weight 7 3 lbs 3 3 kg 7 1 lbs 3 2 kg Table A 2 NIRvana HS FPA Sp...

Page 80: ...ra warranty For specific power supply requirements contact Teledyne Princeton Instruments Refer to Contact Information on page 100 for complete information Frame Rate 32 fps 3 125 MHz 129 fps 12 5 MHz 258 fps 25 MHz Read Noise 60 e Typicala Non linearity High Gain 2 b Optical Focal Distance 17 526 mm Nominal for C mount a Measured with 1 s exposure time b Linearity for exposure 20 ms to 1 minute T...

Page 81: ...e nose while its air intake is near the rear of the camera A 5 External Coolant Circulator Specifications CAUTION Never set the coolant temperature below the dew point Refer to Table A 6 for external coolant circulator specifications Table A 4 Power Specifications Parameter Specification Input Voltage 80 264 VAC Input Frequency 43 63 Hz Output 12 VDC at 11 5 A Table A 5 NIRvana HS Environmental Sp...

Page 82: ...6 GB memory RAM will greatly enhance the software performance during live mode operations Contact the factory to determine specific requirements The minimum system requirements for LightField are Windows 7 8 10 64 bit 2 GHz dual core processor 8 GB RAM or greater CD ROM drive Hard disk with a minimum of 2 GB available for installation Additional space is required for data storage the amount of spa...

Page 83: ...endix B Outline Drawings NOTE All dimensions are listed in inches mm Figure B 1 Outline Drawing NIRvana HS with C Mount 4411 0169_0036 5 17 2 67 1 48 6 211 7 48 77 1 6 5 867 81 63 11 5 722 2 5 67 3 81 5 67 3 ...

Page 84: ...84 NIRvana HS System Manual Issue 1 0 Figure B 2 Outline Drawing NIRvana HS with Spectroscopy Mount 5 17 48 6 211 7 48 77 1 6 5 867 5 67 3 81 5 67 3 ...

Page 85: ...en disconnected from all power sources as well as the host computer CAUTION Removing the optical mount from the NIRvana HS exposes static sensitive internal components Always perform this procedure on a grounded workstation while wearing a personal grounding strap 1 Carefully place the NIRvana HS on a grounded workstation with the optical mount facing up and the bottom of the camera facing you NOT...

Page 86: ...mera Bottom Identified 2 Use the 7 64 Hex Driver to loosen the four 4 screws securing the optical mount to the camera chassis See Figure C 2 Figure C 2 Retaining Hardware Securing Optical Mount to Camera Chassis 4411 0169_0041 RAISED AREA WITH 1 4 20 TAPPED HOLE 4411 0169_0041 RETAINING SCREWS 4 ...

Page 87: ... 5 Carefully place the alternate optical mount on the camera chassis verifying that its edge with the oblong raised area faces the bottom of the camera See Figure C 1 6 Carefully insert one set of mounting hardware into each of the four 4 mounting holes on the optical mount and use the 7 64 hex drive to hand tighten them 7 Use the 7 64 inch Torque Driver to tighten each screw to 9 inch pounds C 1 ...

Page 88: ...Figure C 4 illustrates an exploded view of the Optical Spectroscopy Mount Figure C 4 Optical Spectroscopy Mount Reference Exploded View 4411 0169_0043 6 32 X 0 5 2826 0215 LOCK WASHER 2828 0029 FLAT WASHER 2828 0072 HEX SCREW X4 X4 X4 SPLIT ...

Page 89: ...libration Charts This appendix provides the following calibration charts for use with the NIRvana HS camera in spectroscopic applications HG Calibration Spectrum for NIRvana HS Ne Ar Calibration Spectrum for NIRvana HS ...

Page 90: ...90 NIRvana HS System Manual Issue 1 0 Figure D 1 Hg Spectrum NIRvana HS 1 7 SP 2500 4411 0169_0047 ...

Page 91: ...Appendix D Calibration Charts 91 Figure D 2 Ne Ar Spectrum NIRvana HS 1 7 SP 2500 4411 0169_0048 ...

Page 92: ...92 NIRvana HS System Manual Issue 1 0 This page is intentionally blank ...

Page 93: ...mation on page 100 for complete contact information E 2 Camera Stops Working Problems with the host computer system or software may have side effects that appear to be hardware problems If you are sure the problem is in the camera system hardware begin with the following simple checks Turn off all AC power Verify that all cables are securely fastened Turn the system on If the system still does not...

Page 94: ...3 Replace the reservoir cap 4 Verify the power switch is in the off position 5 Plug the circulator into an appropriate 100 240 VAC 47 63 Hz power source 6 Turn the circulator on 7 Verify there are no leaks or air bubbles in the hoses NOTE Small air bubbles that are approximately the size of bubbles in soda are common particularly at start up and do not prevent proper operation If there are no prob...

Page 95: ...that it is a minimum of 6 inches 15 cm below but no more than 10 feet 3 m below the camera Typically the camera is placed at table height and the circulator is on the floor The target sensor temperature is not appropriate for the particular camera and sensor The camera s internal temperature may be too high such as might occur if the operating environment is particularly warm if you are attempting...

Page 96: ...and powered on If LightField cannot find a spectrograph that is connected and powered on turn the spectrograph off and back on LightField should now find it Cancel loading the experiment Canceling a load means that the last used experiment will not be loaded automatically when LightField opens However you can load the experiment after all the devices are available you can start a new experiment de...

Page 97: ...RANTIES EXPRESS OR IMPLIED this product against defects in materials or workmanship for a period of up to one 1 year after shipment During this period Teledyne Princeton Instruments will repair or replace at its sole option any defective parts without charge to you You must deliver the entire product to the Teledyne Princeton Instruments factory or at our option a factory authorized service center...

Page 98: ...hode burn damage which carry NO WARRANTIES EXPRESSED OR IMPLIED all image intensifier products for a period of one 1 year after shipment Refer to additional Limited One 1 year Warranty terms and conditions above which apply to this warranty Responsibility for shipping charges is as described above under our Basic Limited One 1 Year Warranty X Ray Detector Limited One Year Warranty Teledyne Princet...

Page 99: ...ption an authorized service center 4 Before products or parts can be returned for service you must contact the Teledyne Princeton Instruments factory and receive a return authorization number RMA Products or parts returned for service without a return authorization evidenced by an RMA will be sent back freight collect 5 These warranties are effective only if purchased from the Teledyne Princeton I...

Page 100: ...s and countries do not allow limitations on how long an implied warranty lasts when an action may be brought or the exclusion or limitation of incidental or consequential damages so the above provisions may not apply to you 12 When contacting us for technical support or service assistance please refer to the Teledyne Princeton Instruments factory of purchase contact your authorized Teledyne Prince...

Page 101: ...This page is intentionally blank ...

Page 102: ...A 1 877 474 2286 France 33 1 60 86 03 65 Germany 49 0 89 660 7793 UK Ireland 44 0 1628 472 346 Singapore 65 6408 6240 China 86 10 659 16460 Japan 81 3 5639 2741 Copyright 2020 Teledyne Princeton Instruments All Rights Reserved 02 2019 ...

Page 103: ...Readout Expander 53 Figure 8 2 Typical Analog to Digital Conversion Expander 54 Figure 8 3 Timing Diagram Full Frame Readout texp tro 55 Figure 8 4 Timing Diagram Expose During Readout texp tro 56 Figure 8 5 Timing Diagram Frame Transfer Readout texp tro 57 Figure 8 6 Vertically Stacked ROIs with Small Vertical Gap 61 Figure 8 7 Vertically Stacked ROIs with Large Vertical Gap 61 Figure 8 8 Horizon...

Page 104: ...ing Optical Mount to Camera Chassis 86 Figure C 3 Optical C Mount Reference Exploded View 87 Figure C 4 Optical Spectroscopy Mount Reference Exploded View 88 Figure D 1 Hg Spectrum NIRvana HS 1 7 SP 2500 90 Figure D 2 Ne Ar Spectrum NIRvana HS 1 7 SP 2500 91 Figure E 1 Typical Load Experiment Devices Missing Dialog 96 ...

Page 105: ...ose During Readout Frame Rate Comparison 58 Table A 1 General System Specifications 79 Table A 2 NIRvana HS FPA Specifications 79 Table A 3 Operating Temperatures 80 Table A 4 Power Specifications 81 Table A 5 NIRvana HS Environmental Specifications 81 Table A 6 External Coolant Circulator Specifications 81 Table E 1 Issues with Recommended Troubleshooting Guidelines 93 ...

Page 106: ......

Page 107: ...demark of National Instruments Inc Scientific Imaging ToolKit and SITK are trademarks of R Cubed Software Consultants LLC Windows and Windows Vista are registered trademarks of Microsoft Corporation in the United States and or other countries The information in this publication is believed to be accurate as of the publication release date However Teledyne Princeton Instruments does not assume any ...

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