Cheap price Photochromic Specs - 1.56 Bifocal Flat Top Photochromic Gray HMC Optical lenses – Boris
Cheap price Photochromic Specs - 1.56 Bifocal Flat Top Photochromic Gray HMC Optical lenses – Boris Detail:

Production Details
| Place of Origin: | Jiangsu | Brand Name: | BORIS |
| Model Number: | Photochromic Lens | Lenses Material: | SR-55 |
| Vision Effect: | Bifocal | Coating Film: | HC/HMC/SHMC |
| Lenses Color: | White(indoor) | Coating Color: | Green/Blue |
| Index: | 1.56 | Specific Gravity: | 1.28 |
| Certification: | CE/ISO9001 | Abbe Value: | 35 |
| Diameter: | 70/28mm | Design: | Asperical |
A bifocal lens
Features: Two focal points in a pair of lenses, and a small lens superimposed on a normal lens; For presbyopia patients to see far and near the use of alternating; The upper is the distance luminosity (sometimes flat), the lower is the reading luminosity; The distance degree is called the upper light, the near degree is called the lower light, the difference between the upper and lower luminosity is add (external luminosity);
Advantages: The presbyopia patients do not have to change glasses when looking near and far.

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Attaining consumer satisfaction is our company's purpose without end. We will make wonderful endeavours to produce new and top-quality merchandise, satisfy your exclusive requirements and supply you with pre-sale, on-sale and after-sale services for Cheap price Photochromic Specs - 1.56 Bifocal Flat Top Photochromic Gray HMC Optical lenses – Boris , The product will supply to all over the world, such as: Orlando, French, St. Petersburg, We've been adhering to the philosophy of attracting customers with the best items and excellent service. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
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