Factory Free sample C28 Bifocal - Polycarbonate

Factory Free sample C28 Bifocal - Polycarbonate – Universe Optical

Product Detail

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Assume full responsibility to meet all demands of our clients; achieve continuous advancements by promoting the growth of our clients; become the final permanent cooperative partner of clients and maximize the interests of clients for infrared optical lenses , Anti-fog lens, fog-free lens , Plano Concave Cylindrical Lens , Welcome to build long-term marriage with us. Finest Rate Forever High-quality in China.

Factory Free sample C28 Bifocal - 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

Product detail pictures:

Related Product Guide:

Our progress depends around the innovative machines, great talents and consistently strengthened technology forces for Factory Free sample C28 Bifocal - Polycarbonate – Universe Optical , The product will supply to all over the world, such as: Kazakhstan, Latvia, Puerto Rico, The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.

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Cr39 Lens Index

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photochromic blue light blockers

REVO coating

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Use Of Bifocal Lens

We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!

By Mavis from Germany - 2018.06.03 10:17

Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!

By Olivia from Guyana - 2017.06.25 12:48

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