CR-39 Sun lenses are lightweight, high-clarity lenses widely used in prescription sunglasses and non-prescription solar eyewear. Key features include:
· Excellent Optical Clarity – High Abbe value (≈58) with minimal chromatic aberration.
· Lightweight – About half the weight of glass, enhancing wearing comfort.
· Good UV Protection – Naturally blocks up to 100% of UVB and ~90% of UVA; can be fully UV-protective with added coatings.
· Scratch-Resistant – Softer than glass, but hard coating is often applied for durability.
· Chemical Resistance – Resistant to most solvents and environmental degradation.
Product specification
| Place of Origin | Jiangsu, China |
| Brand | RISEE/OEM |
| Lenses Material | Resin |
| Refractive Index | 1.49 |
| Diameter | 75mm |
| Abbe Value | 58 |
| Specific Gravity | 1.30 |
| Coating Choice | UC, HC, HMC, Mirror color HMC |
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