on a range of products. They provide absolute and difference
measurements in various colorimetric systems including CIE Xyz, CIE Yxy, CIE L*a*b*, Hunter LAB, CIE L*c*h*, CMC and CIE 94, Whiteness and Yellowness per ASTM E313-98, Metamerism Index and DIN 6172. The
RT 300 - 400 - 500 series stores up to 1024 standards with tolerances for easy pass/fail
measurement. A red/green LED-illuminated indicator and the LCD display provide visual confirmation of results. A tone also sounds to indicate a fail...
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