GAOTek High Precision Color Testing Meter

This High Precision Color Testing Meter has reflectance measurement range of 0 % to 175%, wavelength range of 400 to 700nm, and USB connectivity.




  • High accuracy: ±0.01 dEx00
  • Wide wavelength range: 400 to700nm
  • Multiple measurement modes CIE Labx, CIE XYZ, Hunter Lab
  • Built-in white calibration
  • Automatic temperature compensation
  • USB connectivity
  • Software for data analysis and reporting


Technical Specifications

Sensor Silicon photodiode array (40 groups in two columns)
Spectroscopic method Planar reflex grating
Integrating sphere size 2 in (52 mm)
Measurement wavelength range 360 nm to 740 nm
Measuring wavelength interval 10 nm
Half-wave width about 10 nm
Reflectance measurement range 0 % to 175%, Resolution: 0.01%
Lighting source Pulse xenon lamp × 2
Measure time about 1.5 seconds
Measurement interval 3 seconds (at 23°C)
Measurement/Illumination Aperture 0.3 in to 0.4 in (8 mm to 11 mm)
Repeatability After white calibration, measure the white calibration plate 30 times at 10 s intervals
Spectral reflectance: within 0.1% of standard deviation (360nm to 380nm: within 0.2% of standard deviation)
Chromaticity value: within standard deviation ΔExab 0.04
Standard observer 2° viewing angle, 10° viewing angle
RAM 1,700 sets (SCI/SCE is a set of data)
Power supply AA battery (×4), dedicated AC adapter
Standard accessories White Calibration Plate CM-A145,
Ø0.314 in (8 mm) target mask CM-A146,
USB-serial adapter cable IF-A24,
Power Adapter AC-A305,
AA battery × 4
Optional accessories Zero calibration box CM-A32, outer box CM-A148, dustproof kit CM-A149, dust cover CM-A152
Color management software Spectra Magic TM NX CM-S100w, printer cable CR-A75, RS-232C cable IF-A16
Operating temperature and humidity range 41 °F to 104 °F (5 °C to 40 °C), relative humidity below 80% (95 °F (35 °C)), no condensation
Storage temperature and humidity range 32 °F to 113 °F (0 °C to 45 °C), relative humidity below 80% (95 °F (35 °C)), no condensation
Dimensions (L×W×H) 7.5 in x 2.7 in x 3.7 in (193 mm x 69 mm x 96 mm)
Weight About 1.4 lb. (670 g) (with white calibration plate, without battery)


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