China Cheap price Prescription Bifocals Online - Ultravex – Universe Optical
China Cheap price Prescription Bifocals Online - 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:
Dedicated to strict quality management and thoughtful client services, our experienced staff customers are generally available to discuss your demands and guarantee full client pleasure for China Cheap price Prescription Bifocals Online - Ultravex – Universe Optical , The product will supply to all over the world, such as: Kenya, kazan, Spain, Our advanced equipment, excellent quality management, research and development ability make our price down. The price we offering may not be the lowest, but we guarantee it is absolutely competitive! Welcome to contact us immediately for future business relationship and mutual success!
By Eileen from Latvia - 2018.12.28 15:18
This is a reputable company, they have a high level of business management, good quality product and service, every cooperation is assured and delighted!
By Ethan McPherson from Swedish - 2017.09.29 11:19
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