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Good quality 1.56 blue block plastic lenses round top KT bifocal ophthalmic lens
Good quality 1.56 blue block plastic lenses round top KT bifocal ophthalmic lens
Good quality 1.56 blue block plastic lenses round top KT bifocal ophthalmic lens
Good quality 1.56 blue block plastic lenses round top KT bifocal ophthalmic lens
Good quality 1.56 blue block plastic lenses round top KT bifocal ophthalmic lens
Good quality 1.56 blue block plastic lenses round top KT bifocal ophthalmic lens
Good quality 1.56 blue block plastic lenses round top KT bifocal ophthalmic lens

Good quality 1.56 blue block plastic lenses round top KT bifocal ophthalmic lens

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Price:$0.90-1.60

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Product Overview

Description



\t\t\t\t\t\t\t\t\tProduct Description \t\t\t\t\t\t\t


Index
Diameter
Coating
UV value
1.56
65/70mm
anti-reflection coating
420
Monomer
Transmission
Abbe value
 Power range
NK55
97%
42
70mm SPH (-0.00 ~-6.00)/CYL(0.00~-2.00)
65mm SPH(+0.00 +4.00)/CYL(-0.00~ -2.00)


UV420-cut lens.


----UV+420cut technology filters out not only UVA&UVB, but also high-energy visible light(HEV light) of 400nm-420nm
---Latest reasearch has shown that blocking UV and HEV light is critical for protecting eyes against cataracts and age-related macular degeneration(AMD).
---We are still exposed to 60% of Ultraviolet rays on cloudy days and 20%-30% on rainy days. Oue blue cut lens can provide protection under all weathers. 




The advantages of blue cut lens.


1. Blue cut lens can block all types of electronic equipment, LED display short-wave high-energy blue light emitted to ease the eye caused by blue light and other symptoms of discomfort.

2. Blue cut lens can reduce the impact of blue light on melatonin secretion at night, to some extent To improve sleep.



Product
1.56 Round-Top Bifocal Optical Lens
Material
NK55
Index
1.56
Abbe Value
35
Specific Gravity
1.28
Transmission:
Over 96.5%
Power range:
SPH: -2.00~+3.00   ADD: +1.00~+3.00
Coating
UC/HC/HMC/EMI/Super Hydrophobic


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About us


    We,Danyang EverGrow Optical Glasses Co.,LTD, is one of the professional ophthalmic lens manufacturer and exporter in China.

Our main products cover most kinds of finished ophthalmic lenses, semi-finished as well, like: CR39 1.50 Resin lenses,CR39 Polarized Sunglasses Lens,PC,Mineral,CR39 Sunglasses Lens, 1.56 Photochromic lens, CR Polarized and progressive lens and so on.

In the past ten years, our products have been sold well all over the world with high reputation, such as: South America, North America, Europe, Mideast, East South Asia, Africa, etc.





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