By Robert A. Crone
This is the 1st complete textual content at the historical past of colour theories for the reason that Halbertsma's booklet of 1947. colour is mentioned in shut reference to the evolution of rules of sunshine and imaginative and prescient. The ebook has chapters at the old Greek principles of imaginative and prescient and colour; at the contributions of Arabic technological know-how; at the clinical Revolution from Kepler to Newton; at the early heritage of the three-color speculation; at the trichromatic conception and faulty colour imaginative and prescient; and on Goethe's, Schopenhauer's and Hering's theories. New figuring out of the constitution and features of the retina and the mind ultimately ends up in the trendy technology of colour imaginative and prescient.
A heritage of Color has been written for ophthalmologists, optometrists and others who're attracted to visible technology and its background. The ebook calls for no really expert knowledge.
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Additional resources for A History of Color: The Evolution of Theories of Lights and Color
In Descartes' time, the soul was usually credited with two functions: in the first place, it was the principle of life and, in the second place, the conscious principle 53 of perception, will, thought and feeling. The crux of Descartes' physiology is that he rejects the soul as the principle of life. He adopts Galen's pneuma theory in a simplified and materialistic form. He believes in the flow of animal spirits; these come from the blood and go to the cavities of the brain. From there they pass through the brain substance and go to the hollow nerves of the brain and spinal cord.
Georg Friedrich Wilhelm Hegel was one of the last metaphysicians of light. Grosseteste proceeded to make a detailed study of optics. Optics was the highest form of natural science because experientia and mathematics met there. The great scientific interest in optics in the Middle Ages had its origin in light metaphysics. Robert Grosseteste wrote a theory of vision. He wrote about light and colors, about geometrical optics and the rainbow. X. 4. The three brain cavities. The anterior cellula phantastica contains the sensus communis.
What happens subsequently to the retinal image is no longer an optic problem for Kepler. How the image is connected with the visual spirits who reside in the retina and the optic nerve - whether these spirits appear before the court of the soul (or of vision) in the cavities of the brain - or whether vision itself, as examining magistrate delegated by the soul, steps down from the high court of the brain to the lower courts of the optic nerve and retina and there encounters the image: that is, as I say, a question for physiologists .
A History of Color: The Evolution of Theories of Lights and Color by Robert A. Crone