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

Small Size LCD&LCM Optical Measurement System

LCD display optical characteristics automatic measurement system is mainly used in LCD, LED screen, OLED screen, FPD, Mini LED, Micro LED and various new luminous materials.

LCD display optical characteristic automatic measurement system supports the test of optical performance parameters such as viewing angle, luminance, uniformity, contrast, chrominance, response time, flicker, and refresh rate, etc.

According to the specific measurement requirements of users, we can provide customized system integration and design solutions!

It is suitable for testing the optical characteristics of products such as laboratory research and development or production line quality inspection.

Small Size LCD&LCM Optical Measurement System Overview

Using optical platform (easy to removal)
Five-axis structure
Mechanical structure: vertical
Size: within 14 inches
The product rotates along two axes in the direction of H and V, and is equipped with a limit switch in both positive and negative directions
Two instruments can be installed at the same time, and can be switched by software
Optional darkroom structure

Small Size LCD&LCM Optical Measurement System Characteristic

  • LCDTest professional measurement software
  • Contour map, CIE colorimetric analysis, perspective distribution map
  • Manual and automatic system control for initial positioning
  • Tested product does not require fixed right-angle boundaries
  • Uniformity test of 5 points, 9 points, 13 points, 25 points, dot matrix test, viewing angle test
  • Cooperated with signal generator to automatically provide a variety of signals
  • Excel data report
  • Automatic tracking algorithm of tested point
  • Site installation, commissioning and training
  • Free software upgrade

Small Size LCD&LCM Optical Measurement System Tests Supported

  • Luminance uniformity, luminance stability
  • Chrominance, color temperature, chrominance uniformity
  • Contrast, gamut coverage
  • Grayscale
  • Cross Talk
  • Response time 
  • I-V-L of OLED
  • Viewing angle

Small Size LCD&LCM Optical Measurement System Specification



Max Measurement Size

Diagonal14” (36cm)

X axis Travel(mm)


Y axis Travel(mm)


Z axis Travel(mm)


XYZ axis Accuracy

Effective Accuracy 0.04/500mm;Display resolution 0.001mm

θ axis Travel(º)


φ axis Travel(º)


Θ、φ axis Accuracy

Effective Accuracy 0.02º;Display resolution 0.001º

Rotation Structure

Polar Goniometer (Standard); Orthogonal Goniometer (Optional)


Luminance Meter


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


Supported Image

Signal Generator

Brand: Astro, Chroma, Master etc

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


Luminance Uniformity, Color Uniformity, Contrast Uniformity

Viewing Angle

Luminance vs. Viewing Angle, Contrast Ratio vs. Viewing Angle, Color vs. Viewing Angle


Black and White Response Time, Grey level Response Time, Flicker


Defuse Reflection, Specular Reflection


VESA FPDM 2.0, ICDM, TCO ’99/’03/’05, ISO 13406-2


Customized test module

PC System

IndustrialPC, 19” LCD Monitor

Motion 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

LCDTest Professional version, Windows;office




220 VAC / 50 Hz

Small Size LCD&LCM Optical Measurement System Application

  • Mobile phone screen
  • Pad screen
  • FPD
  • Luminous characters
  • Intelligent cockpit display
  • Atmosphere lights
  • Multimedia display
  • E-paper screen
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