2021 High quality Flat Top Bifocal Lens - Ultravex

2021 High quality Flat Top Bifocal Lens - Ultravex – Universe Optical

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2021 High quality Flat Top Bifocal Lens - Ultravex – Universe Optical Detail:

Ultravex

High impact hard resin lens series

Parameters

Reflective Index	1.57, 1.61
UV	UV400, UV++
Designs	Spherical, Aspherical
Coatings	UC, HC, HMC+EMI, SUPERHYDROPHOBIC, BLUECUT
Available	Finished, Semi-finished

Benefits

• Particularly resistant to high impact

• Easy edging, normal edging machines are fine

• Good optical features, higher ABBE value

• Suitable for drilling and mounting rimless frames

Properties

	Ultravex	CR-39™	Poly	Mid-Index	Hi-Index
ABBE	42	58	31	34-41	32-42
Scratch Resistance (Bayer)	0.5	1	0.2	0.3-0.5	0.5
FDA Impact Resistance	Pass	Fail	Pass	Fail	Some Pass
Specific Gravity	1.16	1.32	1.22	1.20-1.34	1.30-1.40
Refractive Index	1.58	1.5	1.59	1.53-1.57	1.59-1.71
Chemical Resistance	Good	Good	Unacceptable	Good	Good

Processing

	Ultravex	CR-39™	Poly	Mid-Index	Hi-Index
Surfacing	Good	Very good	Difficult	Good	Good
Tint Rate	Average	Fast	Non-tintable	Average	Fast
Typical Center Thickness	1.3mm	1.88mm	1.5mm	1.5mm	1.5mm

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Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs for 2021 High quality Flat Top Bifocal Lens - Ultravex – Universe Optical , The product will supply to all over the world, such as: Cologne, Colombia, Afghanistan, Our products have won an excellent reputation at each of the related nations. Because the establishment of our firm. we've insisted on our production procedure innovation together with the most recent modern day managing method, attracting a sizable quantity of talents within this industry. We regard the solution good quality as our most vital essence character.

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