The yellowing lens also acts like a built-in filter that absorbs more blue light wavelengths. Since night vision relies heavily on these shorter wavelengths, their absorption further compromises ...

When Massof dug into the results in an effort to determine why yellow lenses did not seem to have an effect on night-driving visibility, which the study did not investigate, he concluded that ...

I was able to find a 2002 study that confirmed that yellow or orange lenses improved contrast sensitivity in people with early age-related macular degeneration, whereas red and gray lenses ...