Supply range
N=1.523 mineral glass lens
1. Single vision white finished mineral optical lens 65mm/70mm Sphere: G2. G4. G6 cylinder: G2/2. G4/2. G8/2
2. Single vision photochromic gray/brown China blank 65mm Sphere: G2. G4. G6 Cylinder: G2/2. G4/2. G6/2
3. Single vision photochromic GREY/BROWN Corning blank 65mm/70mm Sphere: G2. G4. G6. G8 Cylinder: G2/2. G4/2. G6/2/. G8/2
4. Single vision white semi-finished mineral optical lens 65mm/70mm base: 2.0.4.0.6.0.8.0 Center thickness: According to the Requirements. base also can be made to the order
5. Single vision photochromic GREY/BROWN 65mm/70mm
6. Bifocal flat top finished & semi-finished photochromic GREY/Brown CHINA material 65mm/D28

N=1.7 mineral optical lens
1. High index n=1.70 mineral finished optical lens 65mm
Minus power: Sphere: -3.00 ~ 18.00
Cylinder: -3.00/-2.00 ~ -16.00/-2.00
Also can produce high cylinder power (the cylinder more than -2.00. Up to - 4.00)
2. High index n=1.70 mineral semi-finished optical lens 65mmbase curve and center thickness can be made according to the order