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China Freeform Progressive Lens 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.
Product detail pictures:
Related Product Guide:
Good quality comes 1st; assistance is foremost; business enterprise is cooperation" is our business enterprise philosophy which is regularly observed and pursued by our company for China Freeform Progressive Lens Factories – 1.60 MR-8 Resin Lenses Offer Stress Free Clear Vision – YOLI , The product will supply to all over the world, such as: Florida, Algeria, Slovak Republic, With the goal of "zero defect". To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.