We'll make each hard work to become excellent and excellent, and speed up our measures for standing from the rank of intercontinental top-grade and high-tech enterprises for HC(hard coat) , Flat Top Bifocal Polycarbonate Semi Finished Lens , Spherical Concave Lens , Quality is factory's life , Focus on customers' demand is the source of company survival and development, We adhere to honesty and good faith working attitude, looking forward to your coming !
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:
Our primary intention should be to offer our clientele a serious and responsible enterprise relationship, delivering personalized attention to all of them for New Arrival China Round Top Bifocal Semi Finished Lens - Ultravex – Universe Optical , The product will supply to all over the world, such as: Durban, Dubai, UAE, We've a good reputation for stable quality solutions, well received by customers at home and abroad. Our company would be guided by the idea of "Standing in Domestic Markets, Walking into International Markets". We sincerely hope that we could do business with customers both at home and abroad. We expect sincere cooperation and common development!