Basic Info.
Model NO.
1.56 blue cut UV420 spin photochromic progressive
Transmission
> 97%
Keywords
1.56 Blue Cut Photochromic Progressive Lens
Product Description
What is harm for blue light?
Chronic explosure to blue light can cause eyestain, eye fatigue, headeche and sleeplessness.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:
About the Photogrey Progressive Lens 
About the Coating:
Custom Service:
About Our Factory:
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.