- medium phosphor
- люминофор со средней длительностью послесвечения
Большой англо-русский и русско-английский словарь. 2001.
Большой англо-русский и русско-английский словарь. 2001.
Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr … Wikipedia
Yttrium aluminium garnet — YAG redirects here. For the IATA airport code see Fort Frances Municipal Airport. For the YMCA sponsored program see YMCA Youth and Government. Yttrium aluminium garnet General Category synthetic mineral Chemical formula Y3Al … Wikipedia
Ultraviolet — UV redirects here. For other uses, see UV (disambiguation). UVB redirects here. For the mysterious shortwave radio station in Russia, see UVB 76. For other uses, see Ultraviolet (disambiguation). False color image of the Sun s corona as seen in… … Wikipedia
Visual display unit — A visual display unit, often called simply a monitor or display, is a piece of electrical equipment which displays images generated from the video output of devices such as computers, without producing a permanent record. A newer monitor… … Wikipedia
Eisen [1] — Eisen (Ferrum) Fe, das nützlichste und verbreitetste aller Metalle, findet sich in zahlreichen Verbindungen und nimmt an der Zusammensetzung der Erdrinde wesentlichen Anteil (zu etwa 5 Proz.). Vorkommen. Gediegen findet sich E. als Meteoreisen in … Meyers Großes Konversations-Lexikon
Measuring principle — A sender emits a wave which is scattered by an object. The backscattered part of the wave reaches a receiver: The measurement principle of sonar and radar devices … Wikipedia
Mercury-vapor lamp — Mercury Lamp redirects here. For the character in the Rozen Maiden anime and manga, see Characters of Rozen Maiden. A 175 watt mercury vapor yard light approximately 15 seconds after starting … Wikipedia
Crackle tube — A small battery powered Luminglas device, turned on. A small battery powered Luminglas device, turned … Wikipedia
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium
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
Germicidal lamp — A germicidal lamp is a special type of lamp which produces ultraviolet light (UVC). This short wave ultraviolet light ionizes oxygen to produce ozone and can kill many surface pathogens.There are two common types available:* Low pressure lamps *… … Wikipedia