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Re:Declining eyesight improved by looking at deep red light by cleansingfire on Tuesday June 30, 2020 @07:44PM (#23696143)
Like the sun and your closed eyelids. Light transmission goes up with wavelength https://www.spiedigitallibrary.org/journals/journal-of-biome... (see figure 5.) To speculate, perhaps we have evolved to benefit from closing our eyes in the sun.
Re:Declining eyesight improved by looking at deep red light by joezydeco on Wednesday July 01, 2020 @01:32PM (#23704127)
That's a great connection. If it's that simple (and explained by human evolution), that would be awesome.