Spectacle Lens Factory 1.61 Mr-8 Aspheric Blue Block UV420 Single Vision EMI Blue Cut Resin Lens

• Function: for Presbyopic, for Astigmia, UV Protection, for Myopia
• Material: Resin
• Type: Aspherical Lens
• Coating: HMC
• Lenses Color: Clear
• Abbe Value: 41
• Model NO.: 1.61 UV420 blue cut HMC
• Specific Gravity: 1.30
• Power Range: Sph:0.00~ -20.00 0.00~+16.00 Cyl: 0.00~ -6.00
• Diameter: 65/70/75mm
• UV Value: UV420
• Refractive Index: 1.61
• Keywords: 1.61 UV420 Blue Cut Hmc
• Trademark: Seesen
• Origin: Danyang, China

Product Description

1.61  Blue Cut UV420 HMC Optical Lens

Product Name	1.61  Blue Cut UV420 HMC Optical Lens
Diameter	65/70/75MM
Monomer	MR-8
Abbe value	41
Specific Gravity	1.30
Power Range	SPH:0.00~ -20.00 0.00~+16.00 CYL: 0.00~ -6.00

What Is Blue Light?

Blue light is naturally produced by the sun but also by computer monitors, smartphone screens and other digital devices.

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

Details:
Advantages:
About the Coating:

Custom Service:

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.