Fashion Photochromic Reading Glasses Men Outdoor Driving HD Sunglasses Women Anti-UV Protection Eyes Ultralight Rim Eyeglasses 75 125
- Coating: HMC
- Frame Material: Titanium
- Lenses Material: Polycarbonate
- Lenses Color: Transparent
- Gender: WOMEN,MEN,Unisex
- Lenses Optical Attribute: MIRROR
- Brand Name: PANDER
- Origin: Mainland China
- Certification: NONE
- Item Type: Eyewear
- Eyewear Type: Reading Glasses
- Model Number: Rgs172-R-P
- Lens Height: 4.8cm
- Lens Width: 5.5cm
- photochromic: outdoor
Fashion Photochromic Reading Glasses Men Outdoor Driving HD Sunglasses Women Anti-UV Protect Eyes Ultralight Rim Eyewear +75 125
What are photochromic lenses?
Photochromic lenses are also referred to as light-sensitive lenses". Glass lenses are adding silver halide, but now is the mainstream of photochromic resin lenses, adding of spiro and other chemicals in the acrylic resin lens, so that the original colorless and transparent lenses, in bright light, will become colored lenses, to do the protection, so is suitable for indoor and outdoor use.
Photochromic lens optical glass containing silver halide microcrystals, phototropy reversible reaction according to the principle, in the sunlight and UV irradiation variable dark, completely absorb ultraviolet and visible light absorption of neutral; back to the dark, can restore the colorless transparent.
Photochromic lenses are mainly used in open-air fields, snow fields and indoor light sources, so as to prevent sunlight and ultraviolet light from damaging the eyes.
1.Please correctly understand photochromic glasses, he color depth does not equal sunglasses
2.Test discoloration, it is recommended to test at noon, noon sun UV strong, discoloration can achieve the best results, more test several times, the effect is better.
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