• akwd169@sh.itjust.works
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      3 months ago

      demonstrating that he can point a laser that’s invisible to the human eye at a faraway laptop, through a window, and detect the computer’s vibrations to reconstruct virtually every character typed on it

      Infrared is not visible

        • akwd169@sh.itjust.works
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          3 months ago

          Ahh ok, that’s what you meant before I guess

          Since that function is usually meant for night vision, I wonder how well a security camera can pick out the laser during the day i.e. when the IR sensors are being swamped by daylight also coming in through the window

    • Chozo@fedia.io
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      3 months ago

      It’s already infrared. Also, UV is partially visible to humans in some scenarios.