NO TAC INSIDE!!!
Polarized lens; Semi-finished;
Best Quality; Competitive Price;
Refractive index: 1.60 colors: grey green brown
Diameter: 80mm
Excellent optical materials with high refractive index and, high abbe number, low specific gravity and high impact resistance are provided by poly urethane polarized lens.
This material is especially suitable for ophthalmic lenses and is known as the balanced high index lens material.