GAOTek Precision Chromatic Colorimeter




  • Only one measuring light source (D65)
  • 2 kinds of color modes (CIE1976LAB, CIELCH)
  • One color difference formula (△ E x ab)
  • Universal measuring caliber (8 MM)


Technical Specifications

Color Difference Formula △E x ab
Illumination Condition 8/d
Light Source LED blue excitation
Sensor Photodiode array
Measurement Caliber φ8 mm
Measurement Condition Observer: CIE 10° Standard observer
Light source: D65
Contain light way: SCI SCE
Measurement Range L: 0 to 100
Repeated Accuracy △E<0.07(take the deviation average after 30 times measuring the whiteboard)
Table Difference △E<0.2
Measurement Interval 0.5 s
Storage Capacity Type sample data: 100 with testing sample data: 200
Language Patterns English, Simplified Chinese
Battery Charging Time 8 hours
Battery Li-ion battery, 5000 times Measurement
Lifetime of Bulb 5 years more than 1.6 million measurements
Display Screen TFT true color 2.8 in (71 mm) at 16:9Resolution ratio 400 x 240
Interface of External RS-232 (115200bps) connected with micro printer
Working Temperature Range 32 ℉ to 104 ℉ (0 ℃ to 40 ℃)
Storage Temperature Range -4 ℉ to 122 ℉ (-20 ℃ to 50 ℃)
Humidity Range Relative humidity less than 85%, without condensation
Weight 1.5 lb. (700 g)
Size 7.8 in x 2.6 in x 3.5 in (199 mm x 68 mm x 90 mm)
Size of Exterior Package 15.7 in x 9.4 in x 13.3 in (400 mm x 240 mm x 340 mm)
Standard Accessories 3000 mAH Li-ion battery/AC adapter/User manual/Warranty card
Optional Accessories Flour measuring device/Liquid measuring device/Micro printer


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