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luminous intensity

American  

noun

Optics.

  1. the luminous flux in lumens emitted per unit solid angle by a light source, measured in candles.

luminous intensity British  

noun

  1.  Iv.  a measure of the amount of light that a point source radiates in a given direction. It is expressed by the luminous flux leaving the source in that direction per unit of solid angle

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
luminous intensity Scientific  

  1. The luminous flux per unit solid angle (per steradian), as measured in a given direction relative to a light source. Its unit is the candela.

  2. See also luminance

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EM Luminous intensity of a lamp, in candles. c.p.

From Scientific American Supplement, No. 595, May 28, 1887 by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.