Factory best selling Photochromic Glasses For Cycling - 1.61 Spin Photochromic Gray HMC Optical lenses – Boris
Factory best selling Photochromic Glasses For Cycling - 1.61 Spin 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: | Single Vision | Coating Film: | HC/HMC/SHMC |
| Lenses Color: | White(indoor) | Coating Color: | Green/Blue |
| Index: | 1.61 | Specific Gravity: | 1.30 |
| Certification: | CE/ISO9001 | Abbe Value: | 41 |
| Diameter: | 75/70/65mm | Design: | Asperical |

Basic color changing lens production principle:
Chemical substances of silver halide are added to the raw material (substrate) for making the lens, and the ionic reaction of silver halide is used to decompose into silver and halogen under the stimulation of strong light, which makes the lens colored. When the light becomes weak, it is combined into silver halide and the color becomes lighter.
Production Introduction
The discoloration factor needs to be decomposed, absorbed and polymerized, and the discoloration efficiency is low and the discoloration speed is slow.
Photochromic factors of spin change have better photoresponsiveness and faster color change.


Product Process

Product Video
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We can constantly satisfy our respected customers with our good high quality, good price tag and good support due to we have been additional specialist and extra hard-working and do it in cost-effective way for Factory best selling Photochromic Glasses For Cycling - 1.61 Spin Photochromic Gray HMC Optical lenses – Boris , The product will supply to all over the world, such as: Kuwait, Kazakhstan, Honduras, We now have been making our goods for more than 20 years . Mainly do wholesale , so we've the most competitive price , but highest quality. For the past years , we got very good feedbacks , not only because we offer good solutions , but also because of our good after-sale service . We are here waiting for yourself for your inquiry.
The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly





