When you work at a computer or watching phone for long time, you will feel eye strain, blurred vision, red eyes and other symptoms . Because blue light enters the eye and after focusing, the focus falls between the retina and the lens, which increases the chromatic distance that the light can focus in the eye, resulting in blur. As a result, prolonged exposure to short-wavelength blue light can exacerbate chromatic aberration and blurred vision, causing excessive strain on the eye muscles and increasing the burden of blood supply to the eye, resulting in visual fatigue, so we need to reduce blue light enter our eyes. So you need a anti-blue light glasses to protect your eyes!

Photochromic lenses are eyeglass lenses that are clear indoors and change sunglasses lens color when exposed to sunlight. A person's lifetime expose to sunlight and UV radiation has been related with ophthalmic disease later in life, it's a wise choice to use photochromic lenses for children's or adults. By wearing photochromic lenses, you’ll never again find yourself searching for your shades while effortlessly keeping your eyes safe.

So if you wearing Photochromic lens anti-blue glasses, whatever you are using computers, laptops or smart phones indoor, or you go outdoor do the activity, it can solve these two problem! Photochormic lens anti-blue light glasses it's a high-tech product, you should get it ASAP!