A schematic of the mechanism displaying simultaneous optical and infrared signals (IMAGE)

University of Illinois at Urbana-Champaign, News Bureau

A schematic of the mechanism displaying simultaneous optical and infrared signals

Caption

A schematic of the mechanism displaying simultaneous optical and infrared signals of the words “OK” and “NO.” In the graphic, cold pixels are indicated by a blue color and hot pixels are indicated by a pink color.

Credit

Graphic courtesy Sameh Tawfick.

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