luminous flux

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Related to lumenous flux: Luminous efficacy, luminous flux density

luminous flux

n.
The flow of light per unit of time, especially the flux of visible light expressed in lumens.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

luminous flux

n
(Units) a measure of the rate of flow of luminous energy, evaluated according to its ability to produce a visual sensation. For a monochromatic light it is the radiant flux multiplied by the spectral luminous efficiency of the light. It is measured in lumens. Symbol: Φv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

lu′minous flux′


n.
the rate of transmission of light, expressed in lumens.
[1925–30]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.luminous flux - the rate of flow of light energy
radiant flux - the rate of flow of radiant energy (electromagnetic waves)
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