1.56 Photochromic Lenses

Details of 1.56 1.56 Photochromic Lenses:
1) Nd:1.56
2) Abbe value: 42
3) Specific Gravity: 1.28
4) Density: 1.14g/cm3
5) Available color: brown, grey, bule, green, purple, pink, orange
6) Diameter: 65mm, 70mm
7) Power range:
SPH: 0.00 ~ +8.00 / CYL: -0.25 ~ -2.00
SPH: 0.00 ~ -8.00 / CYL: -0.25 ~ -2.00
8) Features:
a) Color changing with in few seconds between outdoor and indoor
b) High original transmission, high rate of darkening in the sun, High rate of fading out of the sun
c) 100% intercept to uv400nm ray
9) Semi-finished lenses
Base: 2.00, 4.00, 6.00, 8.00

1. 56 Photochromic Round Top / Flat Top / Blended Top Bifocal Lenses
1) Photo brown and photo grey
2) Size: 70/28mm
3) Finished Lenses:
Power range:
SPH: (-0.00~ -3.00) ADD ( +1.00~ +3.00)
SPH: ( 0.00~ +3.00) ADD ( +1. 00~ +3.00)
4) Semi-finished Lenses:
Base: 200, 400, 600, 800
Size: 70/28mm
5) Coating Available: Uncoated, HC, HMC, HMC+EMI

1.56 Photochromic Progressive Lenses
1) Refractive index N=1. 56
2) Abbe number V=42
3) Density 1.14g / cm3
4) Available color: grey brown pink purple blue orange green 7 colors
5) Corridor: normal, short
6) Diameter: 70mm, 75mm
7) Power range:
Sph: 0.00~-2.00 Add: +1.00~+3.00
Sph: 0.00~+3.00 Add: +1.00~+3.00
8) Semi-finished lenses
Corridor: normal, short
Diameter: 75mm
Base: 100, 300, 500, 700
Add: +1.00~+3.00
9) Coating Available: HMC, HMC+EMI UV400