- photosensitive cathode
- photosensitive cathode Photokatode f
English-German dictionary of Electrical Engineering and Electronics. 2013.
English-German dictionary of Electrical Engineering and Electronics. 2013.
Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… … Wikipedia
electron telescope — noun : an electron optical instrument that penetrates obstacles to vision (as fog, smoke, darkness, or distance) by means of infrared rays, the image being focused on a photosensitive cathode that in turn produces the final enlarged electron… … Useful english dictionary
photoelectric cell — Electronics. photocell. [1890 95] * * * ▪ electronics also called Electric Eye, Photocell, or Phototube, an electron tube with a photosensitive cathode that emits electrons when illuminated and an anode for collecting the emitted… … Universalium
photomultiplier tube — ▪ electronics electron multiplier tube that utilizes the multiplication of electrons by secondary emission to measure low light intensities. It is useful in television camera tubes, in astronomy to measure intensity of faint stars, and in… … Universalium
electron telescope — a telescope in which an infrared image of a distant object is focused on the photosensitive cathode of an image tube. [1945 50] * * * … Universalium
photocell — /foh toh sel /, n. Electronics. a solid state device that converts light into electrical energy by producing a voltage, as in a photovoltaic cell, or uses light to regulate the flow of current, as in a photoconductive cell: used in automatic… … Universalium
phototube — /foh teuh toohb , tyoohb /, n. Electronics. an electron tube with a photosensitive cathode, used like a photocell. Also called photoelectric tube. [1925 30; PHOTO + TUBE] * * * … Universalium
phototube — noun A gas filled electron tube that has a photosensitive cathode … Wiktionary
phototube — pho•to•tube [[t]ˈfoʊ təˌtub, ˌtyub[/t]] n. elo elm an electron tube with a photosensitive cathode, used like a photocell • Etymology: 1925–30 … From formal English to slang
printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… … 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