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A comment on Declining eyesight improved by looking at deep red light. Parent comment

Re:Declining eyesight improved by looking at deep red light by eecc on Tuesday June 30, 2020 @03:05AM (#23687456)
Might be a good idea to stare at the light reflected from a white sheet of paper. The wavelength won’t change but the intensity (and FOV coverage ) certainly will
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Re:Declining eyesight improved by looking at deep red light by GrayShade on Tuesday June 30, 2020 @05:25AM (#23688254)
How about putting a diffuser (like a sheet of paper) in front of it?
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