Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in China

Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in China. We are a leading factory specializing in optical lenses.
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PRODUCTS DETAILS

Basic Info.

Model NO.
semi-finished 1.56 photochromic round top HMC
Diameter
70mm
Transmission
> 97%
Guarantee
3~5 Years
Keywords
Sf 1.56 Photogrey Round Top Bifocal Hmc Lens
Brand
Seesen

Product Description

Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in China

SEMI-FINISHED 1.56 PHOTOCHROMIC ROUND TOP HMC LENS
MATERIAL REFRACTIVE INDEX = 1.552                     TOOLING INDEX = 1.530
Diameter Nominal Curve T.C  Rad Back Curve E.T C.T Sag Seg Inset ADD Range RX Range Recommened
70/28mm 200 240 220.53 6 11 6 1.18 5 1.00-3.50 -2.00D/-5.00D
70/28mm 400 423 125.11 6 8 8 2.34 5 1.00-3.50 -1.00D/-3.00D
70/28mm 600 604 87.71 6 8 8 3.61 5 1.00-3.50 +2.00D/-2.00D
70/28mm 800 802 66.06 6 6 8 4.9 5 1.00-3.50 +2.00D/+5.00D


What is Photochromic Lens?
Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in China
Indoor Protective Lens Outdoor Protective Lens
In the room or at night, the lenses color are basically transparent, the same as the ordinary lenses, like high light transmission performance, relieve visual fatigue,make you see the world more clear. Lens under the action of ultraviolet light in the sun color, ultraviolet dark color change, deep, shallow light-colored ultraviolet light, isolated from UV damage, anytime, anywhere to protect your eyes.


Round Top Lens
 
Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in China
 

You focus through different prescriptions at different distances through the same lens - hence the name. Bifocals (meaning a lens with two points of focus - usually one for distance and one for near) are the most commonly prescribed multifocal lenses.


Advantages:
Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in China
About the Coating:
Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in ChinaAbout Custom Service:
Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in China
About our Factory:
Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in China
Danyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in ChinaDanyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in ChinaDanyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in ChinaDanyang Semi-Finished 1.56 Photochromic Round Top Hmc Optical Lens Manufacturers in ChinaFAQ:

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.


 

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