The corporate upholds the philosophy of "Be No.1 in excellent, be rooted on credit rating and trustworthiness for growth", will keep on to serve outdated and new clients from home and abroad whole-heatedly for
Bifocal Deutsch
, Hard resin lens
, Blue Light Glasses With Bifocal
, Our aim is "blazing new ground, Passing Value", in the future, we sincerely invite you to grow up with us and make a bright future together!
Factory Cheap Hot 1.56 photochromic lenses blue block -
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:
We stick with the theory of "quality first, company first, steady improvement and innovation to satisfy the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our provider, we deliver the items together with the fantastic good quality at the reasonable value for
Factory Cheap Hot 1.56 photochromic lenses blue block -
Polycarbonate – Universe Optical , The product will supply to all over the world, such as: Benin
, Algeria
, Washington
, Based on our guiding principle of quality is the key to development, we continually strive to exceed our customers' expectations. As such, we sincerely invite all interested companies to contact us for future cooperation, We welcome old and new customers to hold hands together for exploring and developing; For more information, please feel free to contact us. Thanks. Advanced equipment, strict quality control, customer-orientation service, initiative summary and improvement of defects and extensive industry experience enable us to guarantee more customer satisfaction and reputation which, in return, brings us more orders and benefits. If you are interested in any of our products, please feel free to contact us. Inquiry or visit to our company are warmly welcome. We sincerely hope to start a win-win and friendly partnership with you. You can see more details in our website.