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television-camera tube vs image orthicon

image orthicon vs television-camera tube

television-camera tube and image orthicon both are nouns.

Word NounAdjectiveVerbAdverb
television-camera tube Yes No No No
image orthicon Yes No No No
As nouns, image orthicon is a hyponym of television-camera tube; that is, image orthicon is a word with a more specific, narrower meaning than television-camera tube:
  • television-camera tube: a tube that rapidly scans an optical image and converts it into electronic signals
  • image orthicon: a now obsolete picture pickup tube in a television camera; electrons emitted from a photoemissive surface in proportion to the intensity of the incident light are focused onto the target causing secondary emission of electrons
Other hyponyms of television-camera tube include iconoscope, orthicon.
television-camera tube (noun) image orthicon (noun)
a tube that rapidly scans an optical image and converts it into electronic signals a now obsolete picture pickup tube in a television camera; electrons emitted from a photoemissive surface in proportion to the intensity of the incident light are focused onto the target causing secondary emission of electrons
Difference between television-camera tube and image orthicon

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