1.56 Middle Index Flat Top Bifocal Photochromic Grey FT_28 Hmc Optical Lenses

• Function: for Presbyopic, for Astigmia, UV Protection, for Myopia
• Material: Nk55, Imported From Japan
• Abbe Value: 42
• Specific Gravity: 1.15
• Coating Choice: Hmc/Shmc
• Power Range: Sph:000~ +300 000~-200 Add:+100~+300
• 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.