1.56 Photochromic Progressive Lenses

1) Refractive index N=1.56
2) Abbe number V=42
3) Density 1.14g / cm3
4) photo grey and photo brown
5) Finished lenses:
Corridor: normal(14mm), short(12mm)
Diameter: 70mm
Power range:
Sph: 0.00~ -2.00 Add: +1.00~ +3.00
Sph: 0.00~ +3.00 Add: +1.00~ +3.00
6) Semi-finished lenses
Corridor: normal(14mm), short(12mm)
Diameter: 70mm
Base: 100, 300, 500, 700
Add: +1.00~ +3.00
7) Coating Available: HC, HMC, HMC+EMI UV400
Skype: clearoptical