Imaging recource: Quantum vision: Study shows that the human eye is capable of detecting a single photon of light

    If you do much night photography, you've likely cursed your eyes for not being able to see better in the dark. It turns out that you've been too hard on your retinas. Scientists at Rockefeller University have conducted a study which has determined with statistical significance that the human eye can actually detect a single photon fired at the retina. As PetaPixel points out, this is an accomplishment beyond the capabilities of even the highly-sensitive and specialized Canon ME20F-SH which can shoot at ISO 4,000,000. Note that...
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