yamini, to photography
@yamini@india.goonj.xyz avatar
j_bertolotti, to random
@j_bertolotti@mathstodon.xyz avatar

#PhysicsFactlet
The human eyes have "only" 3 different colour receptors, so multiple spectra can be perceived as the same colour.
(And this without considering all the ways the signal is processed before you actually "see" it.)
#Optics #Colour #Color #Vision

On the left, the absorption spectra of the 3 human colour receptors, with a varying spectrum (shown as a black line) on top. On the right a disk coloured with the RGB equivalent of that spectrum.

MarSolRivas, to random French
@MarSolRivas@mastodon.online avatar
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