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Photochromic Half Rim Myopia Prescription Sunglasses

Photochromic Half Rim Myopia Prescription Sunglasses

Regular price 39.99
Regular price Sale price 39.99
Sale Sold out

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If you're not 100% satisfied within the first 30 days, just send it back to us and we'll give you a full refund.

No need to worry about the return shipping - we've got you covered!

Shipping Information

We make every effort to process and ship your order within 1-5 business days.

Delivery times may vary depending on your location, but most orders will arrive within 7-14 business days after processing

 
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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.



Warm tips



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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Gun gray



 


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Black


 


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Blue


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Brown


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