Specification :

1.56 Photochromic / Transition Optical 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) Color darkening concentration reach 70% for PhotoGrey and PhotoBrown and 55% for pink blue, green, purple and orange
c) High original transmission, high rate of darkening in the sun, High rate of fading out of the sun
d) 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) Availbale 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

Skype: clearoptical