1) Refractive index: 1.56

2) Abbe value: 38

3) Specific gravity: 1.28

4) Transmission: above 97.8%

5) 35% thinner than CR-39 lenses slim and thin, UV 380nm cut off

6) Diameter: 55mm, 60mm, 65mm for plus and 70mm for minus

7) Finished lenses Power range:

 a) S: Plano ~ -8.00 / C: -0.25 ~ -2.00

b) S: +0.25 ~ +6.00 / C: -0.25 ~ -2.00

c) RX power:

  For Minus power:

S: -8.25 ~ -32.00

S: -8.25 ~ -24.00 / C: 0.00 ~ -4.00

S: -8.25 ~ -14.00 / C: -4.25 ~ -6.00

For Plus Power:

S: +6.25 ~ +16.00 / C: 0.00 ~ -2.00

S: +6.25 ~ +10.00 / C: -2.25 ~ -6.00

8) Available for hard-coating, hard coating tintable (HCT),

 hard-multi coating (HMC)(AR-coating), EMI UV400, etc.

9) Semi-finished lenses:

Base: 0.00, 2.00, 4.00, 6.00, 8.00, 10.00

Skype: clearoptical