Visual Measurement

Model F

Visual Colorimetry : Lovibond® Precision

AF 710-3

Visual Grading for the Wesson Method

Comparator 3000/ Petroleum AF650, Visual Grading

Single Scale, 3-Field Visual Measurement

Comparator System 2000, Visual Grading

Single Scale, 2-Field Visual Measurement

Comparator Colour Discs

Glass fade-free standards