@[email protected] to [email protected] • edit-211 months agowhys my hotel light glowing over my toilet - no other light does thislemmy.mlimagemessage-square34fedilinkarrow-up194arrow-down115file-text
arrow-up179arrow-down1imagewhys my hotel light glowing over my toilet - no other light does thislemmy.ml@[email protected] to [email protected] • edit-211 months agomessage-square34fedilinkfile-text
minus-square@[email protected]linkfedilink9•11 months agoWut? Blue? Are you sure about that? Afaik the peak is around 555nm, yellow green. Why do you think we have “high visibility yellow” vests and not “high visibility blue?” IIRC 555nm (or whereabouts) stimulates the L and M cones simultaneously.
minus-square@[email protected]linkfedilinkEnglish3•11 months agoLight vs dark adapted. In bright light, the best wavelength is longer.
Wut? Blue? Are you sure about that? Afaik the peak is around 555nm, yellow green. Why do you think we have “high visibility yellow” vests and not “high visibility blue?”
IIRC 555nm (or whereabouts) stimulates the L and M cones simultaneously.
Light vs dark adapted. In bright light, the best wavelength is longer.