Colour measurement and mixture. Published under the direction of the Committee of General Literature and Education appointed by the Society for Promoting Christian Knowledge (1891)
Abney, William de Wiveleslie, Sir, 1843-1920, Society for Promoting Christian Knowledge (Great Britain). General Literature Committee · London: Society for promoting Christian knowledge; New York, E. & J. B. Young & co. · leaf 131
nly involves the reading of the sector.We can then diminish the intensity of the colouredspot to such a degree that by its dilution withwhite light it will entirely disappear. It will befound that red disappears at a different apertureof sector to that required for the green, and thegreen to that… … COLOUR MEASUREMENT AND MIXTURE. 129 colour disappear, when they are so diluted withwhite light, bear to the total luminosity of theserays. In a set of measurements made it was found thatthe reduced angular apertures required for thecolours indicated by the following were: B required 3000 * of…
Color
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