NO TAC INSIDE!!!
poly urethane polarized lens; optical lens
BEST QUALITY; COMPETITIVE PRICE;
refractive index: 1.60 diameter:80mm colors:grey green brown
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.