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RayClouds Photoelectric Technology Co.,Ltd.
RayClouds Photoelectric Technology Co.,Ltd.
Large Size LCD&LCM Optical Measurement System

Large Size LCD&LCM Optical Measurement System

DM-540/550
DM-5xx series is our most flexible optical measurement solution that address versatile display measurement. We can offer you an optical measurement system whether the measurement of mobile phone display module, backlight module, display application test, or QC / QA measurement on production.

Optimized for displays up to 65-85”
For large size flat panel display or TV products, DM 540/550 can measure within 65 ~ 85 ", which is an ideal optical measurement system, support national standard test distance options.

Large Size LCD&LCM Optical Measurement System Overview

display measurement systemWith the rapid development of 4k TV, the quality requirements for TV displays are getting higher, so the detection of large size TV displays has become more and more rigorous. RayClouds provides customized large size display measurement system which can address your measurement needs for large TV displays.

Easy to use
Supported optical instruments, test screen module generator and other devices flexibly, with good compatibility and high precision.
Windows system based, users can finish the whole measurement process, the flexible module allows any operator to select a predefined test configuration to finish the entire measurement.

Standard and custom tests
Based on VESA, ICDM, TCO, ISO, SJ/T and other display measurement tests or customized tests, DM Series Measurement System can be set up to run.


Large Size LCD&LCM Optical Measurement System Characteristic

  • FPDM Test professional measurement software
  • Various quantitative analysis tools, including contour chart, CIE chromaticity analysis,   viewing angle chart
  • Support the performance analysis of different sampling area of various specification products
  • Manual & automatic system control, initial  positioning via remote control and image window
  • Without fixing at right angles for product testing
  • Custom various test sequences, uniformity 5 points, 9 points, 13 points, 25 points, spot matrix test, viewing angle test etc
  • With a signal generator connected to provide various signals automatically
  • Export to Excel
  • Automatic tracking algorithm for test points
  • Field installation commissioning and training
  • Software upgrade for free

Large Size LCD&LCM Optical Measurement System Tests Supported

  • Luminance Uniformity 
  • Chromaticity, Color Temperature, Color Uniformity 
  • Contrast, Color Gamut 
  • Gray level, Gamma 
  • Shadowing  (Cross Talk) 
  • Response Time 
  • Warm-up Time, Luminance Stability 
  • OLED I-V-L 
  • Viewing Angle

Large Size LCD&LCM Optical Measurement System Specification

Model DM-540 DM-550
Max Measurement Size Diagonal65”(165cm) Diagonal85”(216cm)
X axis Travel(mm) 1500 1950
Y axis Travel(mm) 900 1100
Z axis Travel(mm) 1500 1800
Optional telescopic Travel 1800 2200
XYZ axis Accuracy Effective Accuracy 0.04/500mm;Display resolution 0.001mm
θaxis Travel(º) -90~90 -90~90
φaxis Travel(º) -90~90/0~360 -90~90/0~360
Θ、φ axis Accuracy Effective Accuracy 0.02º;Display resolution 0.001º
Rotation Structure Polar Goniometer (Standard); Orthogonal Goniometer (Optional)
Supported Luminance Meter Topcon:BM-5A/AS, BM-7A/FAST, SR-3AR, SR-UL1R/UL2/LED/LEDW
Konica Minolta:CS-100,CS-200, CS-2000/A, CA-2000/2500
Photo Research:PR-655/670/680/680L, PR-880A, PR-705, PR-715,PR-730/735
Other:OL770,CAS-140
Supported Image Brand: Astro、Chroma、Master etc
Signal Generator
Models available for programmable power supply and multimeter or power meter Brand: Maynou、Keithley、GWINSTEK、Chroma、Yokogawa、Itech etc
Instrument Installation Seat Support dual-instrument installation and horizontal, vertical 2d fine tuning
Sample Fixture Support up and down electric clamp
Measurement Items Center Point Luminance、Chromaticity、Contrast、Gamma、Color Temperature 、Color Gamut、%NTSC
Uniformity Luminance Uniformity、Color Uniformity、Contrast Uniformity
Viewing Angle Luminance vs. Viewing Angle 、Contrast Ratio vs. Viewing Angle 、Color vs. Viewing Angle
Time Black and White Response Time、Grey level Response Time、Flicker
Reflection Defuse Reflection, Specular Reflection
Standard VESA FPDM 2.0, ICDM, TCO ’99/’03/’05, ISO 13406-2
Custom Customized test module
PC System IndustrialPC, 19” LCD Monitor
Motion Control System USB/RS232 Interface 8axis motion controller+Server driver+Servo motor
Imaging System The instrument eyepiece connects the industrial camera and lens through the USB collection card to display the measurement position on the software and has a red cross line to align
System Software FPDMTest Professional version、Windows ;office
Dimension(W*L*H) 2.0m×6.0m×2.3m 2.5m×8.0m×2.3m
Power 220 VAC / 50 Hz

Large Size LCD&LCM Optical Measurement System Application

  • LED Displays 
  • Large Size TV
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