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Words related to orthicon

or·thi·con
O o

  • image orthicon

    a camera tube, more sensitive than the orthicon, in which an electron image generated by a photocathode is focused on one side of a target that is scanned on its other side by a beam of low-velocity electrons to produce the output signal.

  • iconoscope

    a television camera tube in which a beam of high-velocity electrons scans a photoemissive mosaic.

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