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CR-39 1.499
UO CR-39 lenses use authentic imported CR-39 monomer, the organic material with the longest history and most popularity in lens production. UO CR-39 lenses have been proven to have the most outstanding optical attributes.
Parameters
| Article | CR-39 Unique vision |
| Refractive index | 1.499 |
| Abbe index | 58 |
| Transmittance | 92% |
| Specific Gravity | 1.32 |
| Abrasion resistance | 6/8 H |
| Diameter | 50/55/60/65/70/75/80 mm |
| Coating | UC, HC, Tintable HC, HMC, HMC+EMI, Super hydrophobic, Blue cut |
| Coating Dye | Green, blue, yellow-green, gold, magenta, etc. |
| Availability | Finished, semi-finished |
Power Range
*In addition to powers within the mentioned range, they can also be obtained by producing FIX powers that are outside of said range.
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