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High Performance Convex Cylindrical Lens - Polycarbonate – Universe Optical Detail:
Polycarbonate
Parameters
| Reflective Index |
1.591 |
| Abbe Value |
31 |
| UV Protection |
400 |
| Available |
Finished, Semi-finished |
| Designs |
Single Vision, Bifocal, Progressive |
| Coating |
Tintable HC, Non tintable HC; HMC, HMC+EMI, Super Hydrophobic |
Power Range
|
Polycarbonate |
Other Materials
|
| MR-8 |
MR-7
|
MR-174
|
Acrylic |
Mid-Index |
CR39 |
Glass |
| Index |
1.59
|
1.61 |
1.67 |
1.74 |
1.61 |
1.55 |
1.50 |
1.52 |
| Abbe Value |
31 |
42
|
32 |
33
|
32
|
34-36 |
58 |
59 |
| Impact Resistance |
Excellent |
Excellent |
Good |
Good |
Average |
Average |
Good |
Bad |
| FDA/Drop-ball Test |
Yes
|
Yes |
No |
No
|
No |
No |
No |
No |
| Drilling for Rimless Frames |
Excellent |
Good |
Good |
Good |
Average |
Average |
Good |
Good |
| Specific Gravity |
1.22
|
1.3 |
1.35 |
1.46 |
1.3 |
1.20-1.34 |
1.32 |
2.54 |
| Heat Resistance(ºC) |
142-148 |
118 |
85 |
78
|
88-89 |
—
|
84 |
>450 |
Benefits

• Break resistant and high-impact
• Good choice to those who love sports
• Good choice to those who do a lot of outdoor activities
• Block harmful UV lights and solar rays

• Suitable for all kinds of frames, especially rimless and half-rim frames
• Light and thin edge contribute to aesthetical appeal

• Suitable to all groups, especially the children and sportsmen
• Thin thickness, light weight, light burden to children’s nose bridge
• High impact material is safer to the energetic children
• Perfect protection to the eyes
• Prolonged product lifespan
Product detail pictures:
Related Product Guide:
With our loaded working experience and thoughtful products and services, we've got been acknowledged as a reputable supplier for most international buyers for High Performance Convex Cylindrical Lens - Polycarbonate – Universe Optical , The product will supply to all over the world, such as: Borussia Dortmund, Plymouth, New York, "Good quality, Good service " is always our tenet and credo. We take every effort to control the quality, package, labels etc and our QC will check every detail during producing and before shipment. We have been willing to establish long business relationship with all those who seek the high quality products and good service. We've got set up a wide sales network across European countries, North of America, South of America, Middle East, Africa, East Asia countries.Please contact us now, you will find our expert experience and high quality grades will contribute to your business.