Definition of image iconoscope in English:

image iconoscope

noun

Television
historical
  • A kind of television camera tube in which an image causes a photoemissive surface to emit a corresponding flow of electrons which is then focused on to a photoemissive mosaic, the video signal being obtained from the variation in current as the mosaic is scanned with an electron beam.

Origin

1930s; earliest use found in Proceedings of the Institute of Radio Engineers.