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An electron tube formerly used in video cameras to capture images by scanning a photoconductive surface with an electron beam. They generally provided higher resolution images than the orthicons.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Broadcasting) a small television camera tube, used in closed-circuit television and outside broadcasts, in which incident light forms an electric charge pattern on a photoconductive surface. Scanning by a low-velocity electron beam discharges the surface, producing a current in an adjacent conducting layer. See also Plumbicon
[C20: from vid(eo) + icon(oscope)]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈvɪd ɪˌkɒn)

(in a television camera) an image-forming tube that operates on photoconductive principles: standard in most tube-type cameras.
[1945–50; vid (eo) + icon (oscope)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Two vidicons will simultaneously collect the corresponding image and then decode and calculate the phase of the image.
But the colors were deliberately exaggerated, and there was some guessing involved; unlike the human eye, the Voyager vidicons couldn't see the red end of the spectrum.