1.74 High Index Asp UV400 Shmc Photogrey&Photobrown Ophthalmic Lenses

• Function: for Presbyopic, for Astigmia, UV Protection, for Myopia
• Material: Polycarbonate
• Abbe Value: 33
• Specific Gravity: 1.34
• Power Range: Sph: -6.00~+6.00 Cyl: 0.00~-6.00
• Diameter: 75mm
• Model NO.: 1.74 ASP UV400 Photochromic SHMC
• Transmission: > 97%
• Keywords: Polycarbonate Photochromic Lens
• Guarantee: 5-Year

Product Description

1.74 SHMC  Photochromic HMC Optical Lens

Product Name	Diameter	Monomer
1.74 SHMC  Photochromic HMC Optical Lens	75mm	MR-174
Abbe value	Specific Gravity	Power Range
33	1.34	SPH: -6.00~+6.00 CYL: 0.00~-6.00

Photochromic Lens 
 


About the Coating:

Comparison of physical properties of lenses
 

	MR-8	MR-7	MR-174	Polycarbonate(PC)	NK-55	CR39
Referactive Index	1.61	1.67	1.74	1.59	1.56	1.49
Abbe Value	41	32	33	32	37.5	58
Specific Gravity	1.30	1.35	1.47	1.20	1.28	1.32
Diameter	65/70/75	65/70/75	65/70/75	65/70/75	55/60/65/72	55/60/65/70
Impact Resistance	Good	Good	Good	Good	Good	Good
Static Load Resistance	Good	Good	Good	Good	Good	Good

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.