Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate

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

Product Detail

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To continuously increase the administration process by virtue of the rule of "sincerely, good religion and excellent are the base of company development", we commonly absorb the essence of linked goods internationally, and continually build new solutions to fulfill the requires of shoppers for Optical Lens Replacement , Round Top Bifocal , UC(uncoated) , We will wholeheartedly welcome all clients in the industry both at home and abroad to cooperate hand in hand, and create a bright future together.

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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No matter new customer or old customer, We believe in long term and trusted relationship for Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical , The product will supply to all over the world, such as: Cambodia , Canada , Brisbane , Meanwhile, we're building up and consummating triangle market & strategic cooperation in order to achieve a multi-win trade supply chain to expand our market vertically and horizontally for a brighter prospects. development. Our philosophy is to create cost-effective products and solutions, promote perfect services, cooperate for long-term and mutual benefits, firm a in depth mode of excellent suppliers system and marketing agents, brand strategic cooperation sales system.

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