- luminous flux density
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luminous flux per unit of cross-sectional area.
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Universalium. 2010.
luminous flux density
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luminous flux density — šviesos srauto tankis statusas T sritis fizika atitikmenys: angl. luminous flux density vok. Lichtstromdichte, f rus. плотность светового потока, f pranc. densité du flux lumineux, f … Fizikos terminų žodynas
luminous flux density — luminous flux per unit of cross sectional area … Useful english dictionary
luminous-flux density — noun : the luminous energy in a beam of light passing a unit normal section per unit time called also intensity of light … Useful english dictionary
Orders of magnitude (luminous flux) — To help compare different orders of magnitude, the following list describes various lumen, which is measured in lm. Factor (lm) Multiple Value Item 10 2 1 centilumen (clm) 0.025 lm One firefly[1] 101 10 lumen (lm) 12.57 lm One candle … Wikipedia
Luminous efficacy — is a measure of how well a light source produces visible light. It is the ratio of luminous flux to power. Depending on context, the power can be either the radiant flux of the source s output, or it can be the total electric power consumed by… … Wikipedia
Flux — This article is about the concept of flux in science and mathematics. For other uses of the word, see Flux (disambiguation). In the various subfields of physics, there exist two common usages of the term flux, both with rigorous mathematical… … Wikipedia
luminous intensity — noun A measure of the power emitted by a source of light; equal to the flux density per solid angle … Wiktionary
densité du flux lumineux — šviesos srauto tankis statusas T sritis fizika atitikmenys: angl. luminous flux density vok. Lichtstromdichte, f rus. плотность светового потока, f pranc. densité du flux lumineux, f … Fizikos terminų žodynas
flux — 1. The discharge of a fluid material in large amount from a cavity or surface of the body. SEE ALSO: diarrhea. 2. Material discharged from the bowels. 3. A material used to remove oxides from the surface of molten metal … Medical dictionary
Orders of magnitude (density) — Skylab measured several orders of magnitude of the Sun s density (top scale: 10−18 to 10−6 g⋅cm−3, equivalent to 10−15 to 10−3 kg⋅m−3) at different temperatures and heights above its surface. List of orders of magnitude for density less than … Wikipedia
