Basic Info.
Model NO.
1.56 Photogrey FT-28 HMC Lens
Transmission
> 97%
Diameter
70mm
Guarantee
3~5 Years
Key Word
1.56 Photogrey Flat Top Bifocal Hmc Lens
Brand
Seesen
Product Description
| Product Name | 1.56 Photogrey Flat Top Bifocal HMC Lens |
| Diameter | 70mm |
| Monomer | NK55 (Imported From Japan) |
| Abbe value | 42 |
| Specific Gravity | 1.15 |
| Power Range | Sph:000~ +300 000~-200 Add:+100~+300 |
The lower half of a bifocal lens contains the near segment for reading and other close-up tasks. The rest of the lens is usually a distance correction, but sometimes has no correction at all in it, if you have good distance vision.
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.