Best Price for Photochromic Mirror - 1.56 Bifocal Flat Top Photochromic Gray HMC Optical lenses – Boris
Best Price for Photochromic Mirror - 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.
Production Introduction
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We emphasize development and introduce new products into the market every year for Best Price for Photochromic Mirror - 1.56 Bifocal Flat Top Photochromic Gray HMC Optical lenses – Boris , The product will supply to all over the world, such as: Suriname, Swansea, Sweden, Our company follows laws and international practice. We promise to be responsible for friends, customers and all partners. We would like to establish a long-term relationship and friendship with every customer from all over the world on the basis of mutual benefits. We warmly welcome all old and new customers to visit our company to negotiate business.
By Deborah from Croatia - 2018.09.29 13:24
The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.
By Ophelia from Azerbaijan - 2017.11.12 12:31