1.56 Single Vision Semi-finished lens
USD $1 - $2 /Pair
Min.Order:100 Pairs
Suzhou Risee Optical Co., Ltd.
1) Refractive index: 1.56
2) Abbe value: 38
3) Specific gravity: 1.28
4) 35% thinner than CR-39 lenses slim and thin, UV 380nm cut off
5) Diameter: 55mm, 60mm, 65mm for plus and 70mm for minus
6) Power range:
a) For Minus power:
S: PLano ~ -10.00
S: PLano ~ -8.00 / C: -0.25 ~ -2.00
b) For Plus Power S: +0.25 ~ +6.00 / C: -0.25 ~ -2.00
c) RX power:
S: -8.25 ~ -24.00 / C: -2.25 ~ -6.00
S: +6.25 ~ +16.00 / C: -2.25 ~ -6.00
7) Available for hard-coating, hard coating tintable (HCT) and hard-multi coating (HMC)(AR-coating), EMI UV400, etc.
8) Finishing and semi-finishing are available
9) Semi-finished lenses:
Base: 0.00, 2.00, 4.00, 6.00, 8.00, 10.00