SM208E screen luminance meter
Technical specifications:
Measuring range 0.01-39990cd/m2
Measuring distance ≤1m
Object size ≥Ф20, increasing with the increase of measuring distance
Precision:
≤±0.8% of the measured value +1 figure
Indication error:
≤±0.5% of the measured value +1 figure (relative to NIM standard)
Spectrum response characteristics:
In accordance with the standard of national grade II illuminometer
Linearity error:
≤+0.2% of the measured value +1 figure
Temperature characteristics:
≤+0.1% of the measured value +1 figure
Operating environment:
Temperature: （0-40）0C
Relative humidity: ≤85%
Power supply: three cr2450 3V button lithium batteries
