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colorimeter
(redirected from Colourimeters)

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colorimeter /col·or·im·e·ter/ (kul″er-im´ĕ-ter) an instrument for measuring color or color intensity in a solution.
colorimeter [kul″er-im´ĕ-ter]
an instrument for measuring the color or color intensity of a solution. See also spectrophotometer.
colorimeter
an instrument for measuring color differences; especially one for measuring the color of the blood in order to determine the proportion of hemoglobin.
colorimeter 
An instrument for measuring a coloured stimulus by matching it with a known coloured sample.
Table C4 Principal colours of the visible spectrum (approximate range)
colourwavelength (nm)
violet380-450
blue451-490
green491-560
yellow561-590
orange591-630
red631-780
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Currently, soil colour can be measured objectively by colourimeters or spectrometers, which follow numerical specifications in colour-representation systems such as CIE x,y,Y, CIELAB, or OSA (Melville and Atkinson 1985; Torrent and Barron 1993; Sanchez-Maranon et al.
Colour variation in standard soil-colour charts by Sanchez-Maranon, M.; Huertas, R.; Melgosa, M. / Australian Journal of Soil Research
 
 
 
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