luminous flux


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Related to luminous 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)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Available in gull-wing and reverse gull-wing versions, the devices offer high luminous flux, withstand ESD voltages up to 2 kV per JESD22-A114-B.
Photometric measurements--via a spectrometer and a fast photodiode sensor--include total luminous flux (up to 80,000lm), spectrum and colour parameters (CCT, CRI, TM-30), and flicker.
Luminous flux is visually evaluated radiant flux (the total electromagnetic energy that a light source emits across all wavelengths).
"Combined with a lens and reflector, the 3W high efficiency LED produces a bright, uniform luminous flux of 200 lumen at the TX 40 and 114 lumen at the TX 20, which ensures optimum illumination of the work area." The CX40 and CX20 charger units use an inductive coupling system.
In this paper, we report that the WLED devices containing c-SCPhCs achieved a higher luminous flux than the commercial w-WLEDs, because of the GNDF influence and increased light reemission in the red-light region (Figure 3).
Osaka, May 24, 2013 - (JCN Newswire) - Panasonic Corporation today announced that it has developed a semiconductor white light source capable of outputting luminous flux in the 10,000-lumen[1] class.
Value of the luminous flux can be found knowing the radiometric radiation power of light source
Luminous flux, power, and luminaire efficacy for 114 LED troffers (n = 12 1x2, 26 1x4, 37 2x2, and 39 2x4).
The TERALED system with the filter bank of 6 filters allows the measurement of the radiometric flux (flat response filter in the range of 380 to 780 nm), luminous flux (V([lambda]) filter), scotopic flux (V'([lambda]) filter), and the tri-stimulus values X, Y and Z.
The unit delivers luminous flux up to 30 lm at 80 mA in cool white (5000K) and up to 24 lm in warm white (3000K).
The exhibition's main installation, Luminous Flux, partakes in the semantics of Surrealist eroticism unabashedly, including, among its seven objects arranged on a platform, a string of pearls suspended between two bottles.
It describes the unique performance characteristics of the VLMW7 series including luminous flux, intensity, low profile and thermal conductivity.