AUTOMATIC WHITENESS METER

Technical Details

Measurement range : 0 ~ 100%
Whiteness formula : blue light whiteness
Light source : LED light source
Display : LCD display
Measuring the aperture : 15
Minimum : 0.1%
Measurement repeatability : 0.2%
Power supply : dc 1.5V x 5 AA alkaline dry

Also Looks for AUTOMATIC WHITENESS METER (PORTABLE)