Basic Info.
Model NO.
1.56 UV420 Blue Cut HMC
Diameter
65/70mm
Refractive Index
1.56
Keywords
Lenses Anti Light Blue
Product Description
Product Name | Diameter | Monomer |
1.56 UV420 Blue Cut Optical Lens | 65/70mm | NK55 (imported from Japan) |
Abbe value | Specific Gravity | Power Range |
40 | 1.28 | SPH: -20.00~+11.00 CYL: 0.00~-6.00 |
What and where is blue-ray?
Blu-ray is the closest to ultraviolet light, the strongest part of the energy, the wavelength is between 400 ~ 480nm, widespread in the modern life of 3C products screen projection of light.
How blue-ray effects the eyes?
Blue-ray can cause the retina to produce free radicals, free radicals back to the retinal pigment epithelial cell death, and then let the photosensitive cells lack of nutrients to cause vision damage, resulting in macular disease, backlog shrink lens, causing myopia.
How to protect our eyes?
Seesen blue cut lens effectively blocks 100% UV and 40% of the blue light, reduces the incidence of retinopathy and provides improved visual performance and eye protection.
Coating Choice
Hard coating: Make the uncoated lenses are easily subjicted andexposed to scratches
AR coating/Hard multi coating: Protect the lens effectively from reflection, enhance functional and charity of your vision
Super hydrophobic coating: Make the lens waterproof, antistatic, anti slip and oil resistance
AR coating/Hard multi coating: Protect the lens effectively from reflection, enhance functional and charity of your vision
Super hydrophobic coating: Make the lens waterproof, antistatic, anti slip and oil resistance
About Our Company:
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.