2021 High quality Flat Top Bifocal Lens - Ultravex

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

Product Detail

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We pursue the administration tenet of "Quality is exceptional, Assistance is supreme, Reputation is first", and will sincerely create and share success with all clients for Bifocal Lens , Cr 39 Index , blue blockers at night , We are confident that there will be a promising future and we hope we can have long term cooperation with customers from all over the world.

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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We insist over the principle of development of 'High top quality, Performance, Sincerity and Down-to-earth working approach' to supply you with exceptional services of processing for 2021 High quality Flat Top Bifocal Lens - Ultravex – Universe Optical , The product will supply to all over the world, such as: Afghanistan, Australia, Sierra Leone, We have gained a lot of recognition among customers spread all across the world. They trust us and always give repetitive orders. Furthermore, mentioned below are some of the major factors that have played significant role in our tremendous growth in this domain.

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