- UV-sensitive photocathode
- фотокатод, чувствительный в ультрафиолетовой области спектра, фотокатод, чувствительный в УФ-области спектра
English-Russian electronics dictionary .
English-Russian electronics dictionary .
Photocathode — In a photomultiplier or Phototube, a photocathode is a negatively charged electrode coated with a photosensitive compound. When this is struck by light, electrons are emitted due to the photoelectric effect.Although a plain metallic cathode will… … Wikipedia
фотокатод, чувствительный в ультрафиолетовой области спектра — фотокатод, чувствительный в УФ области спектра — [Я.Н.Лугинский, М.С.Фези Жилинская, Ю.С.Кабиров. Англо русский словарь по электротехнике и электроэнергетике, Москва, 1999 г.] Тематики электротехника, основные понятия Синонимы фотокатод,… … Справочник технического переводчика
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
radiation measurement — ▪ technology Introduction technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement. The term ionizing radiation refers to those… … Universalium
Charge-coupled device — A specially developed CCD used for ultraviolet imaging in a wire bonded package. A charge coupled device (CCD) is a device for the movement of electrical charge, usually from within the device to an area where the charge can be manipulated, for… … Wikipedia
Photomultiplier — tubes (photomultipliers or PMTs for short), members of the class of vacuum tubes, and more specifically phototubes, are extremely sensitive detectors of light in the ultraviolet, visible, and near infrared ranges of the electromagnetic spectrum.… … Wikipedia
spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… … Universalium
Night vision — For other uses, see Night vision (disambiguation). Two American soldiers pictured during the 2003 Iraq War seen through an image intensifier Night vision is the ability to see in low light conditions. Whether by biological or technological means … Wikipedia
telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… … Universalium
Photodetector — Photosensors or photodetectors are sensors of light or other electromagnetic energy. There are several varieties:[1] Active pixel sensors are image sensors consisting of an integrated circuit that contains an array of pixel sensors, each pixel… … Wikipedia
Medical radiography — Diagnostics ICD 10 PCS B?0, B?1, B?2 ICD 9 CM 87 … Wikipedia