photoemissive camera

См. также в других словарях:

• Optoelectronics — 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… …   Wikipedia

• передающая 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 …   Справочник технического переводчика

• Iconoscope — 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 [… …   Wikipedia

• image 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) •… …   Useful english dictionary

• light — light1 lightful, adj. lightfully, adv. /luyt/, n., adj., lighter, lightest, v., lighted or lit, lighting. n. 1. something that makes things visible or affords illumination: All colors depend on light. 2. Physics …   Universalium

• Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …   Wikipedia

• Robert Weber (astronomer) — Robert Weber was an American astronomer who ran the precursor to the LINEAR project shortly before his retirement in 1996. Data were collected by manually entering telescope pointing positions and requesting an image save. Searching twenty fields …   Wikipedia

• TUBES ÉLECTRONIQUES — Les tubes électroniques sont des composants qui entrent dans la constitution de matériels électroniques très divers (émetteurs de radiodiffusion; émetteurs, récepteurs, caméras de télévision; équipements de télécommunications; radars; contre… …   Encyclopédie Universelle

• 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) •… …   Useful english dictionary

• iconoscope — 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 …   New Collegiate Dictionary

• Photoelectric 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… …   Wikipedia