Famous Blue Light Filtering Glasses Testing References. You may do the same for whichever software you choose. The best way to know the amount of blue light filtered is to look at the spectral transmittance graph of the blue light filtering product and how much light is let through.web

If you see a black square at the first image then your glasses block all blue light. [1] this test works for clear daytime lenses and computer glasses. Maybe you don't really care to know how much blue light is being blocked and you just want to know what the best blue light blocking glasses are.


