Labsphere Inc., USA

LightFluxColor® Integrating Sphere Systems: LightFluxColor Measurement Systems are the most affordable and accurate systems for testing LED lighting products as per LM-79 and BIS-16106. LightFluxColor Measurement Systems allow luminaire manufacturers to test LED products per global testing standards, quickly launch their products to the market, and prove superior quality to their customers. The systems are not only appropriate for manufacturers but are also essential for government labs, municipalities, and production facilities to ensure strict quality control and vendor qualifications. The system is available with 0.5 m, 1 m, 1.5 m and 2 m integrating sphere size options to accommodate LED chips as well as larger street lights. With LightFluxColor systems, you can measure


  • Total Spectral Flux
  • Luminous Flux
  • Radiant Flux
  • Chromaticity
  • CCT and CRI
  • Peak Wavelength
  • Dominant Wavelength and more

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illumia®Plus2 Light Measurement Sphere Systems: Labsphere’s illumia®Plus2 Light Measurement Systems offer flexibility to meet your most demanding requirements and grow with your business. A choice of integrating sphere sizes ranging from 25 cm to 3 m, spectrometer options, and application-specific modules help you maximize throughput and productivity while maintaining high absolute accuracy and repeatability. With the illumiaPlus2 Systems you can measure.


  • Total Spectral Flux
  • Luminous Flux
  • Radiant Flux
  • CCT
  • CRI
  • Peak Wavelength
  • Dominant Wavelength
  • TM-30 and more

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LightFluxColor® Integrating Sphere Systems: LightFluxColor Measurement Systems are the most affordable and accurate systems for testing LED lighting products as per LM-79 and BIS-16106. LightFluxColor Measurement Systems allow luminaire manufacturers to test LED products per global testing standards, quickly launch their products to the market, and prove superior quality to their customers. The systems are not only appropriate for manufacturers but are also essential for government labs, municipalities, and production facilities to ensure strict quality control and vendor qualifications. The system is available with 0.5 m, 1 m, 1.5 m and 2 m integrating sphere size options to accommodate LED chips as well as larger street lights. With LightFluxColor systems, you can measure


  • Total Spectral Flux
  • Luminous Flux
  • Radiant Flux
  • Chromaticity
  • CCT and CRI
  • Peak Wavelength
  • Dominant Wavelength and more

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illumia®Plus2 HalfMoon® Integrating Hemisphere System: Designed to measure forward emitting lamps, LEDs, board mounted and heat-sinked LED Light Engines for Solid State Lighting (SSL), the HalfMoon System features a Spectraflect® coated hemisphere capped with an interior mirrored surface which creates a virtual integrating sphere within the interior. A centrally placed port in the mirrored surface allows for the Device Under Test (DUT) to be internally mounted in the center of the virtual sphere while keeping the electrical and thermal controls of the DUT outside, reducing absorption errors that can occur in a traditional sphere based system.

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illumia®Plus Temperature Controlled Light Measurement Systems: Labsphere’s illumia®Plus Temperature Controlled Systems are designed specifically to test photometric and colorimetric performance over a broad dynamic range of temperatures per IES LM-82 and LM-79 recommended practices.Systems include a choice of integrating sphere sizes 1.65 m and 2 m with temperature controlled feedback loop, application-specific modules, accredited reference lamps and Integral® LM Software. Features include


  • Fast, low noise; TE cooled back – thinned CCD array detector
  • Shutter for dark measurements in real time
  • Hardware triggering capability
  • Exceptional stability at long exposure time
  • High dynamic range
  • Ambient temperature control and monitoring
  • Light source temperature monitors
  • LIV and temperature stability

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Illumia®Lite Handheld System: LED manufacturers and luminaire designers require a quick, portable device for complete spectral flux analysis. Reliable measurements of small LEDs, fiber outputs, and other small sources has usually meant compromising on accuracy or speed. As the leader in the light measurement field, Labsphere has designed a sphere-based portable solution including self-absorption correction that is both reliable and affordable. Features include.


  • Fast, low noise; TE cooled back – thinned CCD array detector
  • Shutter for dark measurements in real time
  • Hardware triggering capability
  • Exceptional stability at long exposure time
  • High dynamic range
  • Ambient temperature control and monitoring
  • Light source temperature monitors
  • LIV and temperature stability

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UV-2000F Fabric Analyzer: Labsphere’s UV-2000F incorporates the latest component and software technology into an industry proven system architecture, to achieve accurate UPF, critical wavelength and UVA:UVB ratio of fabric samples. Driven by rapidly evolving industry requirements to simplify research and development or quality control for fabric samples, the UV-2000F is designed to comply with recently approved testing methods such as AS/NZS 4399:2017, EN 13758-1:2007, AATCC 183:2014, GB/T18830:2009, Japan Garment Association standard and Japanese Industrial Standards (JIS).

  • Compact bench top footprint
  • Wavelength accuracy to +/- 1 nm
  • Measurement area 0.67 cm2
  • Dynamic range extension up to 2.7 AU
  • Auto flash capability
  • USB computer interface
  • UVA:UVB ratio
  • Manually operated UV-2000F sample stage assembly
  • One-touch sample analysis; sample scans within five seconds
  • Automatic calculations of spectral transmittance, UPF, critical wavelength and UVA:UVB ratios

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Wide Angle FOV VIS-NIR Tunable Sources: Labsphere is a recognized leader in image sensor calibration sources. Their Tunable Image Sensor Characterization Sources are engineered for the high performance requirements in image sensor research, development and production testing and calibration. Its features include.


  • Resolution and Accuracy – 15, and 32 channels (18, 42, 84 LEDs) in the Visible and NIR
  • User Spectral Optimization – Quickly simulate any spectrum
  • Create and match the combination of multiple spectrums
  • Performance Metrics – Built-in spectral fidelity metric A’ and color performance matching metrics of any simulated spectra
  • Built-in spectrometer monitor and feedback loop to ensure accurate spectral output and correction for every wavelength channel
  • Built-in user spectral radiance reference for user recalibration
  • Convert between radiance and irradiance values and geometries
  • Extended use life with built in user recharacterization and calibration features
  • No down time returning unit for recalibration
  • DC constant current drivers and thermal control for continuous stable performance
  • Viewing Area – Large area 75 mm uniform radiance port
  • Exceptional uniformity from narrow to 180° field of view (FOV)
  • Quick Integration – Compact and robust for tester and production line integration

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ALS Spectrally Tunable Sources:: Labsphere’s Tunable Ambient Light Sensor Calibration Sources (ALS) simplify and enhance testing of ambient sensors by eliminating multiple steps and sources in the spectral response optimization and correction process, with a selection of uniform standard illuminants and colors to choose from one compact and robust system. Ambient light sensors are designed to detect brightness in the same way as human eyes do. They are used wherever the settings in a system have to be adjusted to the ambient conditions as perceived by humans. Smart sensors can predict the indoor or outdoor lighting condition and make the appropriate corrections. This requires a smart calibration source.


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SPARC Source for Photometric and Radiometric Calibration:: Speed and accuracy in a simple design SPARC series of Uniform Source Systems are designed for flat fielding and calibrating cameras and sensors for photometric and radiometric response from low to high light levels. SPARC yields high fidelity measurements while keeping the user experience simple and affordable with turnkey features and excellent dynamic range. A great all-around uniform source system for simple camera and sensor testing.


Types of test

  • Luminance Responsivity
  • Image Validation and Correction
  • Uniformity)
  • Flat Fielding
  • Variable CCT

Ideal for calibrating

  • CCD and CMOS cameras
  • Small area remote sensing devices
  • Electronic imaging devices
  • Medical endoscopes
  • Ambient light sensors
  • Security cameras

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HELIOS Uniform Light Sources for Luminance and Radiance:: Labsphere’s new HELIOS line of uniform sources for luminance and radiance offers a dynamic product family combining the best features from Labsphere’s 35 years of uniform source product innovation. Its features include:


  • Modular, design driven systems configured for common testing tasks with flexible options to meet your unique needs and budget
  • Scalable, rugged solutions for R&D, production or field applications
  • Unparalleled built-in characterization and performance
  • A flexible foundation to meet the challenges for rapidly changing remote sensing needs
  • LabVIEW® and intelligent components for active system configuration

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1. Dynamic Range Systems (D Family):: For use in R&D by the satellite community and other applications with the most demanding imaging requirements:


  • Cameras and sensors >16bit, Actual -27bit (167dB)
  • Full day light down to night vision radiances
  • High, medium and low resolution options
  • Remote access and maximum automation
  • Low uncertainty and high precision
  • Tungsten halogen spectrum

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2. Air Mass-Albedo-Sunlight Source (A Family):: ): Solar spectrums for use in R&D by the satellite, airborne, field imaging and sensing systems:


  • Test as You Fly: Solar Spectrum
  • Cameras and sensors >16bit, Actual -23bit (150dB)
  • Albedo 1 (AM 1) down to night vision light levels
  • UV ranges
  • esolution and adjustability to meet customer’s application and budget
  • High level of absolute characterization

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3. Low Light Level Systems (L Family):: ): Night vision systems, security cameras, and imagers and sensors with sensitivity:


  • Automated solutions to allow remote use in dark environments
  • Meets MIL Specifications for low level sensing
  • 2856K radiance temperatures and filter options available
  • Accurate, repeatable, high resolution at low light levels
  • Spectralon® sphere for best spectral shaping

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4. Variable Modular Systems (V Family):: ): Dynamic manual systems with variable levels based on single lamp and attenuator configurations. Good combination of levels, sizes and range performance for most 12-bit cameras and sensor systems.


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5. Static Modular Systems (S Family):: ): Basic systems with single level or multiple level outputs based on one or multiple lamps. Choose size and light levels to meet your needs and budget.


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COLOSUS Systems: COLOSUS extends the radiance possibilities from the VIS to the LWIR with a variety of sources, spheres and blackbodies for complete calibration of your instruments. Select, combine and tune your calibration sources to match the dynamic range and spectral performance of your instrument.


  • Comprehensive 0.3 – 14 μm Solutions
  • Traceable radiance/irradiance
  • Technician/development/programmers level for test development and execution
  • Collimated, spatial and flood characterization
  • VIS, NIR,
  • LWIR, MWIR
  • SWIR

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Permaflect®Diffuse Reflectance Targets: Correct image tonal balance over a broad scale of uniform grey scale reflectances from 5% to 95%. Save time and effort performing broadband sensor fusion characterization from a single target tailored to your application. Ideal for defining 2D and 3D diffuse grey scale targets for LiDAR and object recognition models. Reduce downtime with these robust and cleanable coated targets for production and outdoor field use. Coating services for your integrated parts and disposable reference artifacts.

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Flashlight Performance Test System: Designed specifically for this application, the system evaluates lamp efficiency for development and manufacture of LED, tungsten, xenon and krypton portable lighting assemblies. It facilitate accurate spectroradiometric, photometric and colorimetric characterization meeting ANSI/NEMA FL1 standard requirements for run time and light output measurements.


Measure (using included FPT software)

  • Total Luminous Flux (lumens)
  • Total Forward Spectral Flux (watts/nm)
  • Total Radiant Flux (watts)
  • Color (CCT)
  • Lamp Performance vs Time
  • Peak and Dominant Wavelength
  • Spectral Purity
  • Color Rendering Index (CRI)
  • Chromaticity Coordinates
  • Half-Bandwidth, Run Time

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UV LED Measurement Systems:


UV LED Measurement Systems: Its features include.
  • Measures absolute total spectral flux (W/nm) of packaged and mounted LEDs from 200 to 980 nm
  • Total radiant flux over measured spectral range
  • Luminous flux and color over visible range
  • Temporal stability analysis
  • LIVT sweeps for thermal sensitivity characterization
  • State-of-the-art stray light correction routine for spectrometers achieves low noise and high measurement accuracy down to 200 nm

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Viso Systems, Denmark

Over the past 15 years Viso Systems have been supplying the lighting market with innovative light measurement technology that is of the highest quality and precision. Viso Systems are one of the leading manufacturers of the portable and high speed Goniometers that simplify the complexity of measurements by delivering easy and intuitive user interfaces. Their line of products include


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LabSpion Goniometer: The LabSpion® is a complete light measurement solution covering all light sources from small lamps and LED chips to large panels and streetlights. The 2-axis goniometer enables the system to measure the full 3D distribution field of any light source giving lighting professionals comprehensive LDT and IES simulation files. With the LabSpion you can measure Lumen, Lumen/Watt, CCT, CRI, TM-30, Power, Power Factor, x-y coordinates, Beam Angle, THD values, Peak Candela, export to IES, PDF, CSV, and much more.It can measure luminaires with maximum size up to 1.5 meters in diameter and maximum weight up to 25 Kg.

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BaseSpion Goniometer: The BaseSpion® is a great tool for any light measurement laboratory. It allows you to measure all midrange lighting products. The BaseSpion is the perfect solution for any midsize laboratory that is in need of advanced light measurements in a compact system. The solution is simply the best solution for LED chips, modules, panels, downlights, bulbs and spots. With the BaseSpion you can measure Lumen, Lumen/Watt, CCT, CRI, TM-30, Power, Power Factor, x-y coordinates, Beam Angle, THD values, Peak Candela, export to IES, PDF, CSV, and much more.It can measure luminaires with maximum size up to 56 cm in diameter and maximum weight up to 09 Kg.

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LightSpion Goniometer: The portable Viso LightSpion® enables you to fully measure any light source of up to 8 cm in diameter such as LED Bulbs within 30 seconds. It measures all of the photometric data and no expert knowledge is required. The LightSpion can even be used outside of a laboratory or dark room, making it a great tool for on-site inspections and also to empower your sales force. With the LightSpion you can measure Lumen, Lumen/Watt, CCT, CRI, TM-30, Power, Power Factor, x-y coordinates, Beam Angle, THD values, Peak Candela, export to IES, PDF, CSV, and much more.It can measure luminaires with maximum size up to 08 cm in diameter and maximum weight up to 01 Kg.

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LightSpion with Extender: The LightSpion Extender® is an excellent tool for measuring larger lamps that exceed 8 cm in diameter. The extender of the LightSpion allows you to measure lamps that are up to 22 cm in diameter by extending the sensor distance. With the LightSpion Extender you can measure Lumen, Lumen/Watt, CCT, CRI, TM-30, Power, Power Factor, x-y coordinates, Beam Angle, THD values, Peak Candela, export to IES, PDF, CSV, and much more.It can measure luminaires with maximum size up to 22 cm in diameter and maximum weight up to 04 Kg.

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LabFlicker: The LabFlicker is a stand-alone hand held device from Viso Systems that can be used to measure the Flicker Index, Flicker Frequency, Flicker Percentage, SVM Index and PstLM of the Luminaries.


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Vektrex Electronic Systems Inc., USA

Vektrex designs, develops, manufactures and markets advanced precision current source instruments and systems for specialized needs of LED manufacturers and the SSL marketplace. Their products include current sources, thermal control chambers, light measurement systems, LM 80 systems, LM 85 systems, software, and accessories.Their high-performance precision current sources are used in reliability test systems, production test environments, product development and research/characterization applications. Their line of products include.


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SpikeSafe DC Current Sources: Vektrex SpikeSafe™ DC Current Sources provide reliable drive for LED/laser diode reliability, IESNA LM-80 test, and other current-driven test applications. Models support currents from 339µA to 60A and max compliance voltages from 50V to 400V. All models feature individual channel control, precise current, and high power density — typically 6.4kW-8kW.


  • 1-8 independent channels / model
  • High current, up to 60A
  • Compliance voltages to 400V
  • Energy efficiency > 96%
  • Form factors include rackmount, benchtop or integrated system
  • MTBF > 175,000 hours

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Integrated Thermal Control System: The Vektrex Integrated Thermal Control System (ITCS) uses proprietary water-based thermal control to maintain consistent LED and laser device temperatures during high power testing applications. LED/VCSEL manufacturers and third-party test facilities standardize on ITCS chambers for their testing needs.Temperature uniformity is essential to successful high power device testing. The Vektrex Integrated Thermal Control System (ITCS) circulates water at a precise temperature in a closed-loop system for uniform thermal control in a compact footprint.With up to 10kW of power handling capability – at operating temperatures up to 150C – the ITCS chamber provides the flexibility to test numerous high power device types in a single chamber and maintain temperature uniformity within 2C. Some of the key features include.


  • High-capacity with unparalled temperature uniformity
  • Up to 150C max temperature and 10kW max capacity
  • Safety interlocks protect operators from light exposure when the chamber door is open and restart active tests when the door is closed
  • View port features multiple reflective/absorptive glass layers that attenuate IR, UV, and visible light to safe levels
  • High-capacity slide-out drawers simplify loading and unloading
  • Failsafe temperature monitoring immediately shuts down power if temperatures exceed user-defined minimum and maximum limits to prevent device damages
  • An efficient, integrated Temperature Control Unit transfers heat to facility water

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LM-80 Test Solutions: Vektrex offers complete LM-80 test solutions that meet all IESNA and Energy Star testing criteria. Vektrex actively participates on the LM-80 committee, chairing the LM-80 working group moving this standard through the acceptance process and into IEEE acceptance.High-capacity Vektrex LM-80 Systems combine spike-protected, constant or pulsed current LED drive electronics with fully integrated thermal control systems and automated light measurement. Vektrex LM-80 Systems are optimized for LM-80-08 and LM-80-15 compliance testing for low, mid and high power LEDs, modules, COBs, and arrays operating in infrared, visible, or UV. Vektrex LM-80 Systems are also applicable for use with laser diodes.


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LM-80 Test Solutions: Light Measurement is required to meet LM-80 standards testing. During LM-80 test, periodic photometric measurements are taken. Resultant data is entered a TM-21 specified algorithm and a Lumen Maintenance (LM) number is calculated. Vektrex’s Automated Light Measurement Systems (ALMS) are used in NVLAP LM-80 audited facilities worldwide.Luminous flux measurement repeatability is 0.05%. With repeatable measurements, LED trends are detected within 48 hours. Quick detection enables quick resolution.

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Westar Display Technologies, USA

Founded in 1993, Westar is a world class producer of LCD controllers, video processors, LCD testers, and display measurement equipment. Today, Westar Display Technologies is a subsidiary of Perspecta Labs and is a leading supplier of video processing solutions and display QA and automated optical measurement systems to companies worldwide. Their line of products includ.


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QuickTest II+ Cell Phone Display Measurement System: The QuickTest™ II+ performs rapid statistical Qualification and QC testing on cell phone displays, hand-held displays, and other small format LCD and OLED displays. With the QuickTest II+ you can test up to 9″ displays using DUT trays for fast and repeatable display fixturing.Some of the measurements that you can perform using the QuickTest II+ are Center Screen Luminance, Center Screen Color, CIE Chromaticity, Correlated Color Temperature, Color Gamut and %NTSC, Contrast Ratio, Gray Level Response Time, Gamma, Shadowing (Cross Talk), Luminance Uniformity, Flicker, Warm Up Time, Image Retention, Custom Tests and more.

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PanelTest - Mobile Display Measurement System: PanelTest™ performs rapid display optical measurements for cell phone, tablet, and laptop sized LCD or OLED displays. With the PanelTest you can test up to 17″ displays with motion control and measurement spot tracking for quick and accurate measurements. PanelTest provides an entire dark room laboratory in a cabinet. PanelTest can be used on the LCD or OLED production line or in the lab with test times as little as 60 seconds per display. Some of the measurements that you can perform using the PanelTest are Center Screen Luminance, Center Screen Color, CIE Chromaticity, Correlated Color Temperature, Color Gamut and %NTSC, Contrast Ratio, Gray Level Response Time, Gamma, Shadowing (Cross Talk), Luminance Uniformity, Flicker, Warm Up Time, Image Retention, Luminance vs Viewing Angle, Color vs Viewing Angle, Contrast Ration vs Viewing Angle, Custom Tests and more.

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FPM-505R - Reflective Display Measurement System: The FPM-505R is designed for reflective measurements and other standard optical performance tests of reflective, transflective, emissive, and transmissive displays. If you need to test sunlight readability, measure thermal performance, or automate optical tests for automotive, avionic, or mobile displays, the 505R can handle it all. With the FPM-505R you can test up to 19″ displays with five axis motion control and measurement spot tracking for quick and accurate measurements.With the FPM-505R you can automate many of the standard VESA, ICDM, TCO, ISO, SAE, MIL-L and SPWG tests. Supports a wide variety of standard and custom optical performance tests.

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FPM V Series - Enclosed Display Optical Measurement Systems: The FPM V Series is one of the most flexible optical performance measurement solutions that is scalable to your display measurement needs. Whether you need to test cell phone display modules for engineering development purposes, ruggedized displays for aerospace and military applications, or TV LCD modules for production QA/QC, we have a FPM solution for you. With the FPM V Series you can mount up to 27″ displays with three or five axis motion control and measurement spot tracking for quick and accurate measurements.While one of the major benefits to the FPM V Series is flexibility in interfacing with instruments, test pattern generators, etc, the FPM really shines when it comes to its testing capabilities. Our FPM V Series can be setup to run many standard VESA, ICDM, TCO, ISO, SPWG and other display measurement tests as well as many customized tests.

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FPM H Series - Display Optical Measurement Systems: The FPM H Series is one of our most flexible optical performance measurement solutions that is scalable to your display measurement needs. With the FPM H Series you can mount up to 72″ displays with five axis motion control and measurement spot tracking for quick and accurate measurements.The FPM H Series handles accurate, repeatable measurements such as luminance, contrast ratio, and luminance / color uniformity, and also runs fully automated optical tests like color vs viewing angle, gamma, and gray to gray response time.

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FPM F Series - Large Display Optical Measurement Systems: The FPM F Series is the largest series of test systems for up to 110″ displays. The FPM F Series can be setup to run many standard VESA, ICDM, TCO, ISO, SPWG and other display optical measurement tests as well as programmable customized tests. With the FPM F Series you can test up to 110″ displays with five axis motion control and measurement spot tracking for quick and accurate measurements.

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