Researches in colour vision [electronic resource] : and the trichromatic theory (1913)
Abney, William de Wiveleslie, Sir, 1843-1920, Parsons, John Herbert, Sir, 1868-1957, donor, Institute of Ophthalmology, University College, London. Library Services · London : Longmans, Green and Co. · leaf 260
LOUR VISION the percentages by the luminosities in column III., and dividing by 100. A series of observations made on the composition of the violet, show that it contains closely 72 per cent, of red sensation and 28 per cent, only of blue. Columns X., XL, and XII. show the percentage composition in… … Columns XIIL, XIV., and XV. show the luminosities in RS., GS., and BS., and columns XVI. and XVII. show columns XIV. and XV. multiplied by 2*3 and 190 re- spectively. These multipliers make the areas of all the three luminosity curves equal. Thus, columns XIIL, XVI. , and XVII. give the…
Ophthalmology · Eye · Color vision · Color Perception
Internet Archive · UCL Library Services, University College London (UCL) · Public domain (published before 1931). Free to use for anything.
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