1.61 refractive index conventional coated lens Full Rim Frames Texture: Fine grid engraving on

Texture: Fine grid engraving on the metal parts

Model: 52019

these eyeglasses offer both durability and style

durable titanium construction

1.61 refractive index conventional coated lens Full Rim Frames Texture: Fine grid engraving onApplicable range: Myopia: 0 to 6. 00D (low and medium degree) Hyperopia: 0 to +5. 00D (low and medium degree) Astigmatism: 0 to 3. 00D (low and medium degree) Thickness characteristics: Thinner than 1. 56 lens, suitable for people with low and medium degrees, moderate edge thickness, good appearance. Abbe number: about 36 42 High Abbe number, low dispersion, good optical performance, suitable for people with high requirements for visual quality.