| Specification: | 1.56 Middle Index Single Vision Optical Lenses
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
1.56 Middle Index HMC EMI Aspheric Lenses
1) Refractive index: 1.56
2) Abbe value: 38
3) Specific gravity: 1.28
4) 35% thinner than CR-39 lens slim and thin, UV 380nm cut off
5) Power range:
Diameter: 70mm
SPH: 0.00~ -10.00
SPH: 0.00~ -8.00 / CYL: -0.25~ -2.00
RX Power Range: CYL: -2.25~ -4.00
6) Available for hard-coating, hard coating tin table ( HCT) and hard-multi coating ( HMC) ( AR-coating) , EMI UV400, etc.
7) Finishing and semi-finishing are available
Skype: clearoptical |
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