Basic Info.
Model NO.
1.56 UV420 Blue Cut HMC
Specific Gravity
1.28
Power Range
Sph:-20.00~+11.00 Cyl:0:00~-6.00
Diameter
65/70mm
Refractive Index
1.56
Keywords
Lenses Anti Light Blue
Trademark
Seesen
Origin
Danyang, China
Product Description
1.56 UV420 Blue Cut Optical Lens
| 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 |
Comparison of physical properties of lenses
| MR-8 | MR-7 | MR-174 | Polycarbonate(PC) | NK-55 | CR39 | |
| Referactive Index | 1.61 | 1.67 | 1.74 | 1.59 | 1.56 | 1.49 |
| Abbe Value | 41 | 32 | 33 | 32 | 37.5 | 58 |
| Specific Gravity | 1.30 | 1.35 | 1.47 | 1.20 | 1.28 | 1.32 |
| Diameter | 65/70/75 | 65/70/75 | 65/70/75 | 65/70/75 | 55/60/65/72 | 55/60/65/70 |
| Impact Resistance | Good | Good | Good | Good | Good | Good |
| Static Load Resistance | Good | Good | Good | Good | Good | Good |
Details:
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 the Coating:
About the Custom Service:
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.