Wavelength light of 500 nm or below, which causes glare and blurring of contrast, is light rays with high scattering rates and high levels of energy. The CCP absorption lenses developed by Tokai Optical are able to suppress 380 to 500 nm blue wavelength lights, which have major effects on the retina and cornea, and relieve discomfort from eye disorders that make people sense glare. In addition to being made of plastic and easy to handle, they are also available at affordable prices, so please be sure to give them a try.