Photochromatic Lens1.56 Blue Cut UV420 Spin Photochromic Progressive UV 420 Blue Block Lens

• Function: for Presbyopic, for Astigmia, UV Protection, for Myopia
• Material: Nk55, Imported From Japan
• Abbe Value: 40
• Specific Gravity: 1.28
• Diameter: 75mm
• Power Range: Sph:0.00~+3.00 0.00~-2.00 Add:+1.00~+3.00
• Model NO.: 1.56 Blue Cut UV420 Spin Photochromic progressive
• Transmission: > 97%
• Keywords: 1.56 Blue Cut Photochromic Progressive Lens

Product Description

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1.56  Blue cut Photogrey Progressive Lens

Product Name	1.56  Blue cut Photogrey Progressive Lens
Diameter	75MM
Monomer	NK55 (imported from Japan)
Abbe value	40
Specific Gravity	1.28
Power Range	Sph:0.00~+3.00 0.00~-2.00 Add:+1.00~+3.00

Details: 

Blue light is part of the visible light spectrum, just next to violet. Studies show that the blue-violet light emitted by many digital screens is the most harmful to eyes, according to the Paris Vision Institute. Younger people could start to experience age-related macular degeneration, a leading cause of vision loss for people over 50, due to excess blue light exposure.

Progressive Lens:

Progressive lens benefits

Progressive lenses have many more lens powers than bifocals.The multifocal design of progressive lenses offers these important benefits:

 

1.Progressive lenses provides clear vision at all distances.

2.Because there are no visible "bifocal lines" in progressive lenses, they give you a more youthful appearance than bifocals

3.The power of progressive lenses changes gradually from point to point on the lens surface.

About the Coating:

FAQ:
1. Are your company a manufacturer or a trade company?
We are a manufacturer with many years exporting experience. Our factory is located in Jiangsu province.

2. Can your products be customized?
We accept OEM &ODM orders. Actually most of our products are customized. We will try our best to fulfill your requirements about the material, the size, the printing.

3. How can I get sample from you?
Just send us your requirements, then we will send samples accordingly.

4. How many days will samples be finished? How about mass products?
Generally, we need 5-7 days to finish the sample production.As for the mass products, it depends on your order quantity.

5. How do you control lens quality?
Producing process is in vacuum dust-free shop, like prepare material, mixed material and take out .Four times quality checking during production process.