4 ms·
> In humans a single 3 min 670 nm exposure improves colour vision within 3 h, which is sustained for almost a week That seems remarkable and almost too good to
by elric 9mo ago
> In humans a single 3 min 670 nm exposure improves colour vision within 3 h, which is sustained for almost a week
That seems remarkable and almost too good to be true?
- hnuser123456 9mo agoSeems like this is only relevant for people who don't go outside for weeks at a time? This article has a strangely "pro-long-wavelength" tone, yet sunlight also exposes you to UV frequencies that are so harmful according to this paper.