| 单词 | tristimulus values |
| 释义 | > as lemmastristimulus values Each of three reference colours (as red, green, and blue) which can be combined additively in specified proportions ( tristimulus values) to produce any given colour. Usually attributive. ΘΚΠ the world > matter > colour > [noun] > primary colours primitivea1806 primary1848 tristimulus1933 1933 Jrnl. Optical Soc. Amer. 23 359/2 The specification [for matching any given colour stimulus] consists of giving the amounts of each primary stimulus required for the match. This is known as the tristimulus system of color specification. 1937 G. S. Monk Light xvii. 336 The tristimulus values of the recommended standard source..for wave-length 4800 angstroms are given by the ordinates at that wave-length of the three curves. 1962 H. C. Weston Sight, Light & Work (ed. 2) vii. 212 The vertical scale labelled Y refers to one of the tristimuli and the horizontal scale labelled X refers to another. 1976 C. Reynolds Photoguide to Filters 227 The CIE system is the tristimulus specification most widely used, and is ideally suited to defining the colour of filters. < as lemmas |
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