Blue-light blocking glasses have filters in their lenses that block or absorb blue light, and in some cases UV light, from getting through. That means if you use these glasses when looking at a screen, especially after dark, they can…
Screen-use glasses for all the family. Blue light is not the light that looks blue, but light with a wavelength of 400-500 nm and might be harmful for human eyes, if exposed for long periods of time. Where does blue light…
