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_GD5_ t1_j7glxpn wrote

Reply to comment by -Raskyl in Why are green and red laser pointers so cheap and available, but yellow ones not so much? by SurprisedPotato

No, it’s because the atmosphere is scattering blue light between you and the mountain. Yellow light is unscattered.

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rcxdude t1_j7goyf1 wrote

Which is adding blue light, not removing yellow light (though the scattering also removes some blue light coming from the mountains: the scattered blue light from the much brighter sun more than makes up for it)

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