Basic Info.
Model NO.
1.67 Spin Photochromic HMC
Diameter
65/70/75mm
Transmission
> 97%
Keywords
1.67 Spin Photochromic Hmc
Brand
Seesen
Product Description
1.67 Spin Photochromic HMC Lens
| Product Name | 1.67 Spin Photochromic HMC Lens |
| Diameter | 65/70/75MM |
| Monomer | MR-7,Imported From Korea |
| Abbe value | 32 |
| Specific Gravity | 1.35 |
| Power Range | SPH: 0.00~+-15.00 CYL: 0.00~-6.00 |
Comparison of physical properties of lenses
| MR-8 | MR-7 | MR-174 | Polycarbonate(PC) | NK-55 | CR39 |
| 1.61 | 1.67 | 1.74 | 1.59 | 1.56 | 1.49 |
| 41 | 32 | 33 | 32 | 37.5 | 58 |
| 1.30 | 1.35 | 1.47 | 1.20 | 1.28 | 1.32 |
| 65/70/75 | 65/70/75 | 65/70/75 | 65/70/75 | 55/60/65/72 | 55/60/65/70 |
| Good | Good | Good | Good | Good | Good |
| Good | Good | Good | Good | Good | Good |
Details:
Photochromic lenses are eyeglass lenses that are clear (or nearly clear) indoors and darken automatically when exposed to sunlight. Other terms sometimes used for photochromic lenses include "light-adaptive lenses" and "variable tint lenses."
What is the photochromic lens?
Photochromic lenses typically will not darken inside a vehicle because the windshield glass blocks most UV rays.
Why do we wear the photochormic glass?
About the Coating:
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.
