- light source luminance
- яркость источника фона
English-Russian dictionary of telecommunications and their abbreviations. A.V. Alexandrov.. 2004.
English-Russian dictionary of telecommunications and their abbreviations. A.V. Alexandrov.. 2004.
Light meter — A light meter is a device used to measure the amount of light. In photography, a light meter is often used to determine the proper exposure for a photograph. Typically a light meter will include a computer, either digital or analogue, which… … Wikipedia
Light pollution — This article is about light pollution in the visible spectrum. For information on pollution in the radio spectrum, see radio spectrum pollution. This time exposure photo of New York City at night shows skyglow, one form of light pollution … Wikipedia
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
luminance — /looh meuh neuhns/, n. 1. the state or quality of being luminous. 2. Also called luminosity. the quality or condition of radiating or reflecting light: the blinding luminance of the sun. 3. Optics. the quantitative measure of brightness of a… … Universalium
luminance — lu•mi•nance [[t]ˈlu mə nəns[/t]] n. 1) the state or quality of being luminous 2) the quality or condition of radiating or reflecting light: the blinding luminance of the sun[/ex] 3) opt the quantitative measure of brightness of a light source or… … From formal English to slang
Luminance — is a photometric measure of the density of luminous intensity in a given direction. It describes the amount of light that passes through or is emitted from a particular area, and falls within a given solid angle. The SI unit for luminance is… … Wikipedia
Light value — NOTOC In photography, light value has been used to refer to a ldquo;light level rdquo; for either incident or reflected light, often on a base 2 logarithmic scale.The term does not derive from a published standard, and has had severaldifferent… … Wikipedia
Light — For other uses, see Light (disambiguation). Visible light redirects here. For other uses, see Visible light (disambiguation) … Wikipedia
Source lumineuse — Lumière Pour les articles homonymes, voir Lumière (homonymie). Décomposition de la lumière par un prisme La lumière désigne les … Wikipédia en Français
luminance — /ˈlumənəns/ (say loohmuhnuhns) noun 1. the state or quality of being luminous. 2. Photometry (in a given direction, at a point on the surface of the source or the receptor, or at a point on the path of the beam) the luminous flux leaving,… …
Organic light-emitting diode — Demonstration of a flexible OLED device A green emitting OLED device An … Wikipedia