Lenses Blocking Blue Light 1.56 UV420 Single Vision Semi-Finished Progressive Hmc Lenses

• Function: for Presbyopic, for Astigmia, UV Protection, for Myopia
• Material: Nk55, Imported From Japan
• Type: Anti-Reflective Lens
• Coating: Hc,Hmc,Shmc,Green,Blue
• Lenses Color: Clear
• Abbe Value: 40
• Model NO.: 1.56 UV420 Blue Cut Simi-Finished Flat Top HMC
• Specific Gravity: 1.28
• Power Range: Sph: 0.00~+3.00 0.00~-2.00 Add: +1.00~+3.00
• Diameter: 75/12&14mm
• Transmission: > 97%
• Guarantee: 3~5 Years
• Keywords: Sf 1.56 Blue Cut Progressive Lens
• Trademark: Seesen
• Origin: Danyang, China

Product Description

SEMI-FINISHED 1.56 BLUE CUT PROGRESSIVE LEN

MATERIAL REFRACTIVE INDEX = 1.56                      TOOLING INDEX = 1.530
Diameter	Nominal Curve	Front Radius	Front Curve	Rear Curve	E.T	C.T	Front Sag Ring 50mm	RX Range Recommened
75mm	100B	378.57	1.4	5	15	9	0.53	-3.25~-6.00
75mm	300B	155.88	3.4	5	8.65	6.5	2.02	-1.00~-3.00
75mm	500B	92.98	5.7	5	7.5	9.2	3.42	+0.25~+3.00

Details:

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.


How To Protect Your Eyes From Harmful Blue Light?
 

Blue cut lenses that help reduce exposure to Harmful Blue Light. Aogang adaptive lenses selectively filter Harmful Blue Light and provide at least 20% protection indoors and over 85% protection outdoors.
 

Progressive Lens

No matter how great those new, perfectly-you, designer eyeglasses look, rocking a bifocal line, or switching back and forth between two pairs of glasses, can make you feel old.

Advantages of Progressive Lens

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.