CR39 1.499 LENS
1)Material:cr-39
2)Refractive index:1.50
3)Diameter:50mm,55mm,60mm,70mm
4)Finished lenses power range:
70mm , ± 0.00~ ±6.00/0.00~-2.00
65mm, ±0.00~±6.00/0.00~-6.00
60mm, ±0.00~±6.00/0.00~-6.00
55mm, ±0.00~±6.00/0.00~-6.00
50mm, ±0.00~±6.00/0.00~-6.00
5) Semi-finished lenses
Base:200,400,600,800
6)Coating:UC,HC,Tintable HC,HMC
Certification:FDA,CE