Below is a group product of Optical lens.
Product List
We have the following index lens.
1.499, 1.56, 1.60, 1.67.
And we have all kinds of progressive lens ...
[Last Updated: 2009-12-02]
Raw Material for Lenses: Polycarbonate
Refraction Index (ND): 1.591
Abbe: Value(Vd): 31
Gravity: 1.2
UV ...
[Last Updated: 2009-12-02]