Definition of Luminous flux

1. Noun. The rate of flow of light energy.

Generic synonyms: Radiant Flux



Definition of Luminous flux

1. Noun. In photometry, the measure of the power of light as perceived by the human eye. ¹

¹ Source: wiktionary.com

Medical Definition of Luminous flux

1. The quantity of light emitted from a point source in a given time; its unit is the lumen. (05 Mar 2000)

Luminous Flux Pictures

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Lexicographical Neighbors of Luminous Flux

luminol
luminometer
luminometers
luminometric
luminometry
luminophore
luminophores
luminosities
luminosity
luminosity distance
luminosity distances
luminosity function
luminous
luminous energies
luminous energy
luminous flux (current term)
luminous flux unit
luminous intensity
luminous intensity unit
luminous retinoscope
luminousity
luminously
luminousness
luminousnesses
lumiphore
lumiphores
lumiracoxib
lumirhodopsin
lumisome
lumisterol

Literary usage of Luminous flux

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Course in Electrical Engineering by Chester Laurens Dawes (1922)
"luminous flux: Lumen.—Light may be considered as a flux which emanates from a luminous source in the same way that magnetic flux emanates from a magnetic ..."

2. Transactions of the American Institute of Electrical Engineers by American Institute of Electrical Engineers (1917)
"860 luminous flux is radiant power evaluated according to its capacity to produce the sensation of light. 861 The stimulus coefficient K/cior radiation of a ..."

3. Lectures: On Illuminating Engineering Delivered at the Johns Hopkins by Johns Hopkins University, Illuminating Engineering Society (1911)
"The luminous flux density in space is analogous to electric displacement in ... In the same way the terms luminous flux and flux density apply generally, ..."

4. Psychological Review by American Psychological Association (1894)
"If there is any objection to this definition it is that it is so worded as to state that luminous flux is radiant power. It would perhaps be better to state ..."

5. Lectures: On Illuminating Engineering Delivered at the Johns Hopkins by Johns Hopkins University, Illuminating Engineering Society (1911)
"The luminous flux density in space is analogous to electric displacement in ... In the same way the terms luminous flux and flux density apply generally, ..."

6. General Physics and Its Application to Industry and Everyday Life by Ervin Sidney Ferry (1921)
"To give a notion of the magnitude of the unit of luminous flux, one might note that the tungsten filament lamps now used in domestic lighting emit a ..."

7. Light, Photometry and Illumination: A Thoroughly Rev. Ed. of "Electrical by William Edward Barrows (1912)
"luminous flux, or ... (175) express the luminous flux as the power W multiplied by the luminous efficiency Kl and if flux is expressed in lumens and the ..."

8. The Art of Illumination by Louis Bell (1912)
"This is based upon the idea of luminous flux, that is, luminous energy ... Evidently such luminous flux determines the whole quantity of light energy which ..."

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