Brightness meter
Brightness meter
:1Test iso whiteness (r457 whiteness) .
2 Test of lightness tristimulus values (y10), opacity and transparency.
3 Simulate d56. Adopt cie1964 supplement color system and cie1976 (l * a * b *) color space color difference formula. Adopt d / o observing geometry lighting conditions.
4 Fresh appearance and compact structure;
5 Instrument is equipped with a standard rs232 interface so it can cooperate with the microcomputer software to communicate.
6 Instruments have a power-off protection