CR-391.499 Lens
Bifocal Lens
Semi- Finished Lens
Technical data
1.Material:CR-39
2.Abble Value:58
3.Transmission: Over the 98%
4.Specific Gravity:1.32
5.Abrasion Resistance: 6/8H
6.Treatment
- General
*UV Protection
-Option
*HEMW(ITO)Coated
70mm65mm60mm55mm
Technical data
1.Material: CR-39
2.Abble Value:58
3.Transmission: Over the 98%
4.Specific Gravity:1.32
5.Abrasion Resistance: 6/8H
6.Treatment
- General
*UV Protection
-Option
*HC
*HMC
*EMI