Useful english dictionary. 2012.
television pickup tube — noun a tube that rapidly scans an optical image and converts it into electronic signals • Syn: ↑television camera tube • Hypernyms: ↑tube, ↑vacuum tube, ↑thermionic vacuum tube, ↑thermionic tube, ↑electron tube, ↑ … Useful english dictionary
television camera — noun television equipment consisting of a lens system that focuses an image on a photosensitive mosaic that is scanned by an electron beam (Freq. 1) • Syn: ↑tv camera, ↑camera • Hypernyms: ↑television equipment, ↑video equipment • Hypony … Useful english dictionary
camera tube — noun : the television vacuum tube that by means of scanning converts the image into electrical impulses * * * Television. a cathode ray tube that converts an optical image projected on its light sensitive receptor surface into an electrical… … Useful english dictionary
camera tube — televizijos perdavimo vamzdis statusas T sritis radioelektronika atitikmenys: angl. camera tube; image pickup tube vok. Aufnahmeröhre, f; Bildaufnahmeröhre, f; Kameraröhre, f rus. передающая телевизионная трубка, f pranc. tube analyseur, m; tube… … Radioelektronikos terminų žodynas
camera tube — Television. a cathode ray tube that converts an optical image projected on its light sensitive receptor surface into an electrical signal by a scanning process: used in television cameras. Also called pickup tube. Cf. image tube. * * * … Universalium
Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… … Wikipedia
Television standards conversion — is the process of changing one type of TV system to another. The most common is from NTSC to PAL or the other way around. This is done so TV programs in one nation may be viewed in a nation with a different standard. The TV video is fed through a … Wikipedia
caméra — [ kamera ] n. f. • 1838; angl. camera « appareil de photo »; lat. camera « chambre » ♦ Appareil cinématographique de prises de vues. Des caméras. Magasins, mécanisme d entraînement, objectifs d une caméra. Charger une caméra, y mettre de la… … Encyclopédie Universelle
television — [tel′ə vizh΄ən] n. [ TELE + VISION] 1. the practice or science of transmitting scenes or views by radio or, sometimes, by wire: the television transmitter, by means of a camera tube, such as an image orthicon or vidicon, converts light rays into… … English World dictionary
television — I (New American Roget s College Thesaurus) n. video, TV; telefilm, kinescope; [video]tape; station, studio, channel, network, syndicate; closed circuit, cable, or pay television; telecast; CATV. See communication. II (Roget s IV) n. Syn. T.V.,… … English dictionary for students
