Engelsk navneord: image orthicon | |||
1. | image orthicon (om genstand) 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 | ||
Termer med samme betydning (synonymer) | orthicon | ||
Mindre specifikke termer | television pickup tube, television-camera tube | ||