Index 1.56 Cr39 Photogrey Optical Lens Photochromic Photo Grey Hmc Spectacle Eyeglasses Lens Video, Demo, How It Works & Features
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Product Specifications
Model NO.:
1.56 Photogrey Lens
Function:
for Presbyopic, for Astigmia, UV Protection, for Myopia
Material:
Nk55, Imported From Japan
Type:
Photochromic Lens
Coating:
HMC
Lenses Color:
Grey
Abbe Value:
42
Specific Gravity:
1.16
Coating Choice:
UC, Hc, Hmc, Shmc, Green, Blue
Power Range:
Sph: -20.00~+11.00 Cyl: 0.00~-6.00
Transmission:
> 97%
Diameter:
65/70mm
Guarantee:
3~5 Years
Key Word:
Photochromic Lens
Trademark:
Seesen
Origin:
Danyang, China