• synonyms

characteristic curve

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  1. Photography. a graph used in sensitometry to show the relationship between exposure time and image density under constant developing conditions.

Origin of characteristic curve

First recorded in 1900–05
Also called sensitometric curve.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for characteristic curve

characteristic curve

  1. photog a graph of the density of a particular photographic material plotted against the logarithm of the exposure producing this density
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