Cr39 Blue Light Filter 1.56 UV420 Anti Blue Ray Lens Prices Spectacle Lenses Optical Lens Video, Demo, How It Works & Features
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Product Specifications
Model NO.:
1.56 UV420 Blue Cut HMC
Function:
for Presbyopic, for Astigmia, UV Protection, for Myopia
Age Group:
Children and Adults
Material:
Nk55, Imported From Japan
Type:
Blue Block Lens
Coating:
HMC
Lenses Color:
Clear
Abbe Value:
40
Specific Gravity:
1.28
Power Range:
Sph:-20.00~+11.00 Cyl:0:00~-6.00
Diameter:
65/70mm
Refractive Index:
1.56
Keywords:
Lenses Anti Light Blue
Trademark:
Seesen
Origin:
Danyang, China