Specification :
1.61 High Index HMC EMI Optical Lenses
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:
Power Range:
Diameter: 70mm/ 75mm
Sph: 0.00 ~ -12.00
Sph: 0.00 ~ -10.00 / Cyl: 0.00 ~ -2.00
Sph: 0.00 ~ + 6.00 / Cyl: 0.00 ~ -2.00
Rx Power Range:
Sph: 0.00 ~ -6.00 / Cyl: -2.25 ~ -4.00
Sph: 0.00 ~ + 4.00 / Cyl: -2.25 ~ -4.00
7) Coating: HMC( AR coating) EMI UV400 coating, double hard( scratch resistant) coating, low reflection multi( anti reflective) coating
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
Super Hi-index 1.67 HMC EMI UV400 Aspheric Spectacle Lenses
1) Reflractive index: 1.67
2) Abbe value ( vd) : 32
3) Specific gravity ( p) : 1.35
4) Diameter: 70mm/ 75mm
5) 100% intercept to uv400nm rays, Double hard ( scratch resistant) coating
6) Low reflection multi ( anti reflective) coating
7) 99% of visual transmittance
8) Power range:
Sph: 0.00 ~ + 10.00 / Cyl: 0.00 ~ -6.00
Sph: 0.00 ~ -10.00 / Cyl: 0.00 ~ -6.00
9) Semi-finished Lenses:
Base: 50, 200, 400, 600, 800
Skype: clearoptical