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Measurement range: 0 ~ 199
Whiteness formula: blue light whiteness WB=R457
Light source: LED light source
Lighting conditions: comply with GB/T3978 regulation 45/0
Display: LCD display
Measuring the aperture: ￠30
Minimum: 0.1
Measurement repeatability: 0.2
Error of indication: ≤ & plusmn; 1
Using the environment: temperature (5 ℃ ~ 35 ℃) Humidity (& le; 85% RH)
Transportation and storage environment: temperature (20 ℃ to 50 ℃); Humidity (& le; 90% RH)
Power supply: ac 220V/50Hz
