Duke Optics (Shanghai) CO., LTD.
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描述
联络供应商
描述
This series of sunglasses lenses is available in various colors. It is ideal for use in different sports sunglasses. This high-quality lens ensures clear vision and reliable protection.
- Material: PPG CR-39 monomer (100%).
- Refractive index (25°C): 1.499±0.003.
- Transparency: 92%.
- Abbe value: 59.
- Density (g/cm3): 1.31.
- Diameter: 70, 72, 73, 75mm.
- Base: 600, 800.
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