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China Optical Lens Cr39 Factories – 1.60 MR-8 Resin Lenses Offer Stress Free Clear Vision – YOLI Detail:
Refractive Index 1.60 MR-8™
The best balanced high index lens material with the largest share of refractive index 1.60 lens material
market. MR-8 is suited to any strength ophthalmic lens and is a new standard in ophthalmic lens material.
Comparison of thickness of 1.60 MR-8 lens and 1.50 CR-39 lenses (-6.00D)

Abbe Number: A number that determinesthe viewing comfort of glasses
|
MR-8 |
Polycarbonate |
Acrylic |
CR-39 |
Crown glass |
| Refractive index |
1.60 |
1.59 |
1.60 |
1.50 |
1.52 |
| Abbe number |
41 |
28~30 |
32 |
58 |
59 |
·Both high refractive index and high Abbe number provide optical performance similar to glass lenses.
·High Abbe number material such as MR-8 minimizes the prism effect (chromatic aberration) of lenses and provides comfortable use for all wearers.

Strain Free
MR-8 resin is uniformly polymerized in a glass mold. Compared to injection molded polycarbonate lenses,
MR-8 resin lenses show minimal stress strain and offer stress free clear vision.




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We insist over the principle of development of 'High top quality, Performance, Sincerity and Down-to-earth working approach' to supply you with exceptional services of processing for China Optical Lens Cr39 Factories – 1.60 MR-8 Resin Lenses Offer Stress Free Clear Vision – YOLI , The product will supply to all over the world, such as: Lithuania, Oman, Rwanda, Our domestic website's generated over 50, 000 purchasing orders every year and quite successful for internet shopping in Japan. We would be happy to have an opportunity to do business with your company. Looking forward to receiving your message !