Progressive Photochromic (Light-Responsive) Lenses Index:1.74 Index quickly adjusting darkness in response

quickly adjusting darkness in response to UV radiation

They provide sharp vision in any environment

Max PD 80 Lens Width 54 Lens Height 53 Frame Width 138 Temple Length 140 Lens Bridge 17 Shape Butterfly Material TR90 Fit Medium Frame Weight 27 grams

Max PD 80 Lens Width 62 Lens Height 42 Frame Width 143 Temple Length 130 Lens Bridge 21 Shape Rectangle Material Acetate Fit Large Frame Weight 30 grams

Progressive Photochromic (Light-Responsive) Lenses Index:1.74 Index quickly adjusting darkness in responseProgressive Photochromic (Light Responsive) Lenses adapt to changing light conditions, quickly adjusting darkness in response to UV radiation. They provide sharp vision in any environment, reducing the need for multiple pairs of glasses.