IEVref:845-03-19ID:
Language:enStatus: Obsolete
Term: Abney's law
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Definition: an empirical law stating that if two colour stimuli, A and B, are perceived to be of equal brightness and two other colour stimuli, C and D, are perceived to be of equal brightness, then the additive mixtures of A with C and B with D will also be perceived to be of equal brightness

NOTE – The validity of Abney's law depends strongly on the observing conditions.


Publication date:1987
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