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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Measurement range: 0 ~ 199
Content of measurement: blue ray whiteness r457 fluorescent whiteness F
Light source: LED light source
Lighting conditions: comply with GB/T3978 regulation 45/0
Display: LCD display
Measuring the aperture: 15 ￠
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:dc 1.5V× 5 AA alkaline dry batteries
Ac 220V/50Hz/ dc7.5v / 0.2a power adapter: ac/dc dual purpose.
Configuration: portable aluminum alloy packing case
