The measurement is based on the refractive index of the object being measured and the units for measurement are "gloss units".
The standard units for measurement are "gloss units". The measurement is based on the refractive index of an object.
The measurement is based on the refractive index of an object. The standard units for measurement are "gloss units".
The measurement is based on the refractive index of an object. The standard units for measurement are "gloss units".