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New Arrival China Round Top Bifocal Semi Finished 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 |
Product detail pictures:
Related Product Guide:
We're convinced that with joint endeavours, the business between us will bring us mutual benefits. We are able to guarantee you products high quality and competitive value for New Arrival China Round Top Bifocal Semi Finished Lens - Ultravex – Universe Optical , The product will supply to all over the world, such as: Gabon, Suriname, Munich, Our products are mainly exported to Europe, Africa, America, the Middle East and Southeast Asia and other countries and regions. We have enjoyed a great reputation among our customers for quality products and good services.We would make friends with businessmen from at home and abroad, following the purpose of "Quality First, Reputation First, the Best Services."