1)material: ppg/ts-46
2)dia: 65mm/70mm/72mm
3)abbe: 58/40
4)high scratch resistance
5) specific gravity: 1.32/1.28
6) new designed products, silm and thin
7)super-hard protection coating availabel(tintable and non-tinable)
8)hmc and hmc+emi coating available in greenish and bluish color
9)products are passed the high test of CE and ISO.
10)semi-finished or finised are available.
White bag(9*9*4.5mm), inner white box(30*9.5*9mm), outer carton(51*33*38cm)