Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate

Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical

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With our leading technology at the same time as our spirit of innovation,mutual cooperation, benefits and development, we are going to build a prosperous future alongside one another with your esteemed enterprise for Optical Lens Replacement , Optical Lenses Types , Plastic Optical Lens , In order to expand our international market, we mainly supply our oversea customers Top quality performance products and service.

Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical Detail:

Polycarbonate

Parameters

Reflective Index	1.591
Abbe Value	31
UV Protection	400
Available	Finished, Semi-finished
Designs	Single Vision, Bifocal, Progressive
Coating	Tintable HC, Non tintable HC; HMC, HMC+EMI, Super Hydrophobic

Power Range

	Polycarbonate	Other Materials
	Polycarbonate	MR-8	MR-7	MR-174	Acrylic	Mid-Index	CR39	Glass
Index	1.59	1.61	1.67	1.74	1.61	1.55	1.50	1.52
Abbe Value	31	42	32	33	32	34-36	58	59
Impact Resistance	Excellent	Excellent	Good	Good	Average	Average	Good	Bad
FDA/Drop-ball Test	Yes	Yes	No	No	No	No	No	No
Drilling for Rimless Frames	Excellent	Good	Good	Good	Average	Average	Good	Good
Specific Gravity	1.22	1.3	1.35	1.46	1.3	1.20-1.34	1.32	2.54
Heat Resistance(ºC)	142-148	118	85	78	88-89	—	84	>450

Benefits

• Break resistant and high-impact

• Good choice to those who love sports

• Good choice to those who do a lot of outdoor activities

• Block harmful UV lights and solar rays

• Suitable for all kinds of frames, especially rimless and half-rim frames

• Light and thin edge contribute to aesthetical appeal

• Suitable to all groups, especially the children and sportsmen

• Thin thickness, light weight, light burden to children’s nose bridge

• High impact material is safer to the energetic children

• Perfect protection to the eyes

• Prolonged product lifespan

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We always stick to the principle "Quality First, Prestige Supreme". We are fully committed to providing our clients with competitively priced quality products, prompt delivery and professional service for Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical , The product will supply to all over the world, such as: Salt Lake City, Colombia, Uruguay, By continuous innovation, we will present you with more valuable items and services, and also make a contribution for the development of the automobile industry at home and abroad. Both domestic and foreign merchants are strongly welcomed to join us to grow together.

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