Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate

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

Product Detail

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"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our company for the long-term to develop together with customers for mutual reciprocity and mutual benefit for First Bifocals , Ophthalmic Lenses , Bifocal And Varifocal , If possible, be sure to send your needs with a detailed list including the style/item and quantity you require. We will then deliver our greatest price ranges to you.

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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Our pursuit and company intention is usually to "Always fulfill our purchaser requirements". We go on to acquire and layout excellent high quality products for both our previous and new consumers and realize a win-win prospect for our customers too as us for Factory Cheap Cr 39 Blue Light Lenses - Polycarbonate – Universe Optical , The product will supply to all over the world, such as: Bangladesh , Cape Town , Melbourne , Our company absorbs new ideas, strict quality control, a full range of service tracking, and adhere to make high-quality solutions. Our business aims to "honest and trustworthy, favorable price, customer first", so we won the trust of the majority of customers! If you are interested in our items and services, please do not hesitate to contact us!

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