MAKE A MEME View Large Image This is a picture of a red LED suspended by its wires down a foam tube in a dark room. The picture was taken with a 1/20th second exposure at an ISO of 400. faintly visible in front of and behind the red LED are blue and green LEDs that are ...
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Keywords: This is a picture of a red LED suspended by its wires down a foam tube in a dark room. The picture was taken with a 1/20th second exposure at an ISO of 400. faintly visible in front of and behind the red LED are blue and green LEDs that are turned off.
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