s/n3856728

Information
has gloss	(noun) 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 orthicon, image orthicon
lexicalization	eng: image orthicon
lexicalization	eng: orthicon
subclass of	(noun) a tube that rapidly scans an optical image and converts it into electronic signals television-camera tube, television pickup tube