Dual purpose photochromic & anti blue Light glasses.
For Photochromic Feature
Note: Dear buyer, this color changing style only changes color in the sun. It usually takes about 2-5 minutes for it to turn dark.
For Anti Blue Light
Filter high level blue light from digital screen of computer, phone and TV, maintain HD clear vision with less color distortion. Reduce eye fatigue, headache, blurry vision caused by exposure to blue light ray, protect eyes from UV and Glare.
When used outdoors, changes the transmittance of the lens with the intensity of ultraviolet rays.
Prolonged exposure to blue light will slow or stop the production of melatonin, causing sleep disorders.
Size: Glasses width:145mm, lens wid...
Dual purpose photochromic & anti blue Light glasses.
For Photochromic Feature
Note: Dear buyer, this color changing style only changes color in the sun. It usually takes about 2-5 minutes for it to turn dark.
For Anti Blue Light
Filter high level blue light from digital screen of computer, phone and TV, maintain HD clear vision with less color distortion. Reduce eye fatigue, headache, blurry vision caused by exposure to blue light ray, protect eyes from UV and Glare.
When used outdoors, changes the transmittance of the lens with the intensity of ultraviolet rays.
Prolonged exposure to blue light will slow or stop the production of melatonin, causing sleep disorders.
Size: Glasses width:145mm, lens width: 60mm, lens height: 47mm, nose tip distance: 14mm, leg length: 145mm Material: Lens: PC, Frame: PC Package Includes:a pc glasses
