1) Reflective index: 1.61
2) Abbe value: 34
3) Specific gravity: 1.27
4) Transmission: 98~99%, Abrasion resistance: 6~8H
5) Design: Spherical and Aspherical
6) Finished Lenses:
Diameter: 75mm / 70mm / 65mm
Power Range:
Sph: 0.00 ~ -10.00 / Cyl: 0.00 ~ -2.00
Sph: 0.00 ~ +6.00 / Cyl: 0.00 ~ -2.00
Rx Power Range:
For Minus power:
Sph: -10.25 ~ -32.00
Sph: -10.25 ~ -24.00 / Cyl: 0.00 ~ -4.00
Sph: -10.25 ~ -14.00 / Cyl: -4.25 ~ -6.00
For Plus Power:
Sph: +6.25 ~ +16.00 / Cyl: 0.00 ~ -2.00
Sph: +6.25 ~ +10.00 / Cyl: -2.25 ~ -6.00
7) Coating: Hard and AR(HMC EMI UV400) Coating for both lens surface
8) 100% intercept to UV400nm rays, Protection from ultra-violet rays, Protection from infrared, Eliminates static electricity
9) Semi-finished Lenses:
Base: 50, 200, 400, 600, 800
Skype: clearoptical