Best Eyeglasses from VisionDirect
You can experience exposure to harmful blue light rays through your computer or phone screens, or out in the sun. The good news is that there are ways to combat this and protect your eyes and avoid vision problems down the road. Blue light filtering glasses and zFORT™ blue light blockers are some ways to help combat this issue, especially if you spend a lot of time at the computer.
What is blue light?
Sunlight is made up of red, orange, yellow, green and blue light rays with different levels of energy and wavelengths. Blue light rays have short wavelengths between 380nm and 500nm with high energy levels. Studies have found that when blue light rays reach a wavelength of between 415-455nm, they could be extremely harmful to eye health as they penetrate through to the retina.
What are the ...