Cr39 1. 499 Semi-Finished Ophthalmic Lenses (CNA105)

Cr39 1. 499 semi-finished lens
Detailed selling lead description
Features:
1) nd: 1. 499
2) diameter: 70mm
3) seg. : 28mm
4) base: 200b, 400b, 600b, 800b
5) add: + 1. 00 to + 3. 00
6) Central thickness: 7. 0-8. 9mm
Types:
1) semi-finished st28 bifocal lenses
2) semi-finished st28, st25 and st32 blended lenses
3) semi-finished st28 and st24 round top bifocal lenses