image orthicon
WordNet 2.0 DictionaryDownload this dictionary
image orthicon

Noun
1. 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
(synonym) orthicon
(hypernym) television-camera tube, television pickup tube



| image orthicon in French | image orthicon in Dutch | image orthicon in Portuguese | image orthicon in Turkish | image orthicon in Catalan | image orthicon in Farsi