photoemissive camera tube
1Optoelectronics — Not to be confused with electro optics. Optoelectronics is the study and application of electronic devices that source, detect and control light, usually considered a sub field of photonics. In this context, light often includes invisible forms… …
2передающая телевизионная электроннолучевая трубка с внешним фотоэффектом — Передающая телевизионная электроннолучевая трубка, в которой фоточувствительный электрод обладает фотоэмиссией. [ГОСТ 13820 77] Тематики электровакуумные приборы EN photoemissive camera tube FR tube analyseur photoémissif …
3Iconoscope — The Iconoscope was the name given to an early television camera tube in which a beam of high velocity electrons scans a photoemissive mosaic. A research group at RCA headed by Vladimir Zworykin introduced the Iconoscope in 1934 [… …
4image orthicon — 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 (Freq. 1) •… …
5orthicon — 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 (Freq. 1) •… …
6Photoelectric effect — The photoelectric effect is a quantum electronic phenomenon in which electrons are emitted from matter after the absorption of energy from electromagnetic radiation such as x rays or visible light.cite book | title = Physics for Scientists… …
7iconoscope — noun Etymology: from Iconoscope, a trademark Date: 1932 a camera tube containing an electron gun and a photoemissive mosaic screen of which each cell produces a charge proportional to the varying light intensity of the image focused on the screen …
8iconoscope — /uy kon euh skohp /, n. a television camera tube in which a beam of high velocity electrons scans a photoemissive mosaic. Cf. orthicon. [1930 35; formerly trademark; see ICONO , SCOPE] * * * …
9orthicon — /awr thi kon /, n. Television. a camera tube, more sensitive than the iconoscope, in which a beam of low velocity electrons scans a photoemissive mosaic. Also, orthiconoscope /awr thi kon euh skohp /. [1935 40; ORTH + ICON(OSCOPE)] * * * …
10iconoscope — i•con•o•scope [[t]aɪˈkɒn əˌskoʊp[/t]] n. rtv a television camera tube in which a beam of high velocity electrons scans a photoemissive mosaic Compare orthicon • Etymology: 1930–35; formerly a trademark …
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