1.56 Middle index photochromic single vision Optical lens

Specifications

1) Optical lenses: NK-55
2) Nd=1.56
3) Dia: 60-70mm
4) Abbe value: 38
5) Specific gravity: 1. 28

1) Product: 1.56 Middle index photochromic single vision Optical lens

2) High scratch resistance

3) New design, slim and thin

4) UC,HC, HMC EMI , hydrophobic coating and UV protection are available

5) Tintable to various fashionable colors

6) Products are passed the high test of CE and ISO

7) Semi-finished or finished are available

 8) Package: white envelopes or as customers' requirement