02-3-perpage-04-01-10-Vision

02-3-perpage-04-01-10-Vision - Vision VEN125...

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1 Vision VEN 125 Hildegarde Heymann Required Reading Jackson: Chapter 2 arcticcirclecolorvision.pdf odorsofcolor.pdf Normal human physiological variation
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2 Appearance First attributes perceived Color Strongly set expectations Emotional connotations milk in a coke bottle green-yellow-black bananas green bread white watermelons COLOR AND APPEARANCE "... the measurement of appearance [or color or any sensory attribute] is the measurement of a sensory phenomenon regardless of the use of instrumentation " regardless of the use of instrumentation. Angela Little
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3 A.Geometry of light reflectance/transmittance 1. Reflectance a. Gloss, sheen, luster, matte What is appearance? b. Surface texture 2. Transmittance a. Clarity, opacity b. Bubbles, suspended material B. Size C. Shape Vision: The Nature of Colour Color is in the eye of the beholder! Color is virtual! With thanks to Ken Stange What is color? • Visual perception is the stimulation of the retina of the eye by light waves between 380 and 780 nm. 400 700 • Wave lengths NOT absorbed by object are seen as COLOR
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4 Why is an apple red? Dimensions of color
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02-3-perpage-04-01-10-Vision - Vision VEN125...

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