ISO 7668
ANODIZING OF ALUMINIUM AND ITS ALLOYS -- MEASUREMENT OF SPECULAR REFLECTANCE AND SPECULAR GLOSS OF ANODIC OXIDATION COATINGS AT ANGLES OF 20 DEGREES, 45 DEGREES, 60 DEGREES OR 85 DEGREES
Portable Spectrophotometers - Color Meters is used for color harmony and color stability control with color, gloss and…