this post was submitted on 22 May 2025
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398
Infrared contact lenses let you see in the dark (arstechnica.com)
submitted 1 day ago by will_a113@lemm.ee to c/technology@lemmy.world
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[–] Bubs@lemm.ee 24 points 1 day ago (1 children)

TL;DR from Wikipedia: In photon upconversion, two or more incident photons of relatively low energy are absorbed and converted into one emitted photon with higher energy.

Basically photons are combined into a photon that is nearer in wavelength to visible light.

[–] Psythik@lemm.ee 1 points 1 day ago (1 children)

Aww that's disappointing, but I'm not surprised. Otherwise we'd be using this tech to help colorblind people tell the difference between red and green.

[–] mbirth@lemmy.ml 8 points 1 day ago (1 children)

You mean cyclists?