Basic Info.
Model NO.
1.59 Polycarbonate PC UV420 Blue Cut HMC
Specific Gravity
1.22
Power Range
Sph: -6.00~+6.00 Cyl: 0.00~-6.00
Diameter
65/73mm
UV Value
UV420 Protection
Transmission
> 97%
Refractive Index
1.59
Keywords
Polycarbonate Blue Cut Lens
Trademark
Seesen
Origin
Danyang, China
Product Description
What Is Harmful Blue Light?
It's part of the visible light spectrum, which comes from both the sun and artificial light sources like digital screens and fluorescent lights. This type of light gets absorbed deep in the eye, making it potentially impacting to long-term vision. Overexposure to blue-violet light or Harmful Blue Light, especially outside in the sun and through constant use of electronic devices and screens, is why protecting your vision has never been more important.
1.59 Polycarboante PC Blue Cut HMC Lens
| Product Name | 1.59 Polycarboante PC Blue Cut HMC Lens |
| Diameter | 65/73MM |
| Monomer | Polycarbonate |
| Abbe value | 33 |
| Specific Gravity | 1.22 |
| Power Range | SPH: -6.00~+6.00 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 |
How To Protect Your Eyes From Harmful Blue Light?
What is polycarbonate?
- it is a good protection for children who are tough on their specs.
- It's lighter than glass lens, making it more comfortable to wear for long periods of time.
About the Coating:
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.