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NK55 1.56 Hard Multi Coated Photochromic Prescription Eyeglass Lenses For Protecting Eyes
I. Specifications:
Index | Monomer | Photochromic | Diamater | Coating |
1.56 | NK55 | Grey/Brown | 65/70mm | HMC/AR Coating |
Abbe | Specific Gravity | Transmission | Guarantee Years | Brand |
33 | 1.16 | 96% | 5 Years | Aogang |
II. Features:
1) The meaning of the photochromic lens
Photochromic lenses change color in the sunlight. Typically, they are clear indoors and at night and change to grey or brown when exposed to direct sunlight. There are other specific types of photochromic lenses that never turn clear. | ![]() |
2) Outstanding Color Performance
◆ Fast speed of changing, from white to dark and vice versa.
◆ Perfectly clear indoors and at night, adapting spontaneously to varying light conditions.
◆ Very deep color after change, the deepest color can be up to 75~85%.
◆ Excellent color consistency before and after change.
3) UV Protection
Perfect blockage of harmful solar rays and 100% UVA & UVB.
4) Durability of Color Change
Photochromic molecules are equally bedded in lens material, and are activated year by year, which ensure durable and consistent color change.
5) The function of the photochromic lens.
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III. Coating Choices:
------Hard Coating: The hard coating can help the lenses be destoried.
------EMI Coating : It means coat another anti-reflective coating on the hard coating . It can perfectly reduce harmful ray and enhance the vision effect..
------Super hydrophobic coating: It takes the lenses waterproof, antistatic, anti slip and oil resistance which can keep half one year ~one year. | ![]() |
IV. Technical Data:
V. Production process:
VI. Packing&Shipping:
Envelop | 1) White envelop |
2) Color envelop with customer design wight:157g size:9*9*9cm | |
| standard export paper carton 38cm*48cm*35cm ( 0.064 CBMS) |
1) Finished lens:about 500 pairsper carton , 21kgs | |
2) Semi-finished lens about 100 pairs per carton , 15kgs | |
Lead time | Depend on the quantity |
| We can choose for you or offer us your cooperative company |
All the numbers provided above are estimated number , the actual numbers need to be measured according to the order you make |