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luminous efficiency

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luminous efficiency

 
Use luminous efficiency in a Sentence
–noun Optics.
the perceived brightness of light as a ratio of the total luminous flux to total radiant flux of the source; a measure of brightness obtained by dividing the source's luminous flux by the consumption of its energy.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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luminous efficiency  
n.  The ratio of the total luminous flux to the total radiant flux of an emitting source.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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