Colour vision [electronic resource] : being the Tyndall lectures delivered in 1894 at the Royal Institution (1895)
Abney, William de Wiveleslie, Sir, 1843-1920, Parsons, John Herbert, Sir, 1868-1957, donor, Institute of Ophthalmology, University College, London. Library Services · London : Sampson, Low, Marston & Company · leaf 85
Maxwell's Curves for Red Blindness. 69 am bound to say that even persons of graver years are not unapt to be amused at what they consider to be a shortcoming in their fellow-creatures. To the student of colour vision the discovery of curious cases of colour deficiency is looked upon in a very… … we look at the diagram (Fig. 16) we shall find why it is that the colour blind describe the spectrum as they do. Literally for those whose vision is di-chromic, it is made up of two sensations alone, and the colours to which these sensations give rise are mixed throughout a large part of 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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