2021 High quality Flat Top Bifocal Lens - Ultravex – Universe Optical
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 |
Product detail pictures:
Related Product Guide:
Being supported by an advanced and specialist IT team, we could give technical support on pre-sales & after-sales services for 2021 High quality Flat Top Bifocal Lens - Ultravex – Universe Optical , The product will supply to all over the world, such as: Puerto Rico, Sacramento, Romania, Providing Quality Items, Excellent Service, Competitive Prices and Prompt Delivery. Our products and solutions are selling well both in domestic and foreign markets. Our company is trying to be one important suppliers in China.
By Roland Jacka from Karachi - 2017.03.28 12:22
The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
By Colin Hazel from Ethiopia - 2018.05.13 17:00
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