Photochromic Anti Blue Light LensThis magical photochromic glasses not only have all the functions of blue light blocking glasses, but also it can be used as sunglasses, this is great value multifunctional glasses. The photochromic lens can change color based on the intensity of sunlight and ultraviolet light, transparent lenses will turn darker under the sun. Whats more, the blue light blocking glasses protect the eyes without interfering with your perception of color.; Great Visual ProtcetionBlue light blocking glasses filtering out 95% of the most harmful high energy blue light rays, only transit the beneficial blue-turquoise light.
Enjoy your digital time, relieving eye fatigue, dry and vision falling. They will variably darken when exposed in the sunlight while Filter 100% of hazardous ultraviolet ray, including UVA/UVB. Our blue light blocking glasses with smart Lens, indoor and outdoor automatic sensing, anti blue light anti-radiation and UV protection.; Reduce Eyestrain& Sleep