Einzelsicht 1,49 optische Linse

single vision 1.49 optical lens Material: CR-39 PPG Refraction index Nd=1.499 Diameter: 55mm/60mm/65mm/70mm Abbe value: 58 Specific gravity: 1.32 High scratch resistance New design, slim and thin HC, HMC coating available Tintable to various fashionable colorsPlastic LensesCR-39 Index 1.499: Single vision | Round-Shape Bifocal | Flat-Top Bifocal | Progressive | Lenticular | PolarizedIndex 1.56 Lenses: Single vision | Progressive | Photochromic Single vision | Photochromic Round-Shape Bifocal | Photochromic Flat-Top Bifocal | Photochromic ProgressiveHi-Index 1.61 Lenses:SPH& ASP SinglevisionHi-Index 1.67 ASP Lenses: Singlevision1.580 Trivex Lenses: Singlevision1.591 Polycarbonate: Single visionMineral LensesIndex 1.523 Lenses: Single vision | Round-Shape Bifocal | Flat-Top Bifocal | Photochromic Single vision | Photochromic Round-Shape Bifocal | Photochromic Flat-Top BifocalHi-Index 1.70 Lenses: Super Thin Single visionHi-Index 1.80/1.90 Lenses: Super Thin Single vision