Marc Carter wrote: > This is, I think, why we stopped calling cones "red" "blue" and "green." > Those are colors, not physical properties of the cone systems. Colors > are psychological. Spectral absorption (or reflection) is a physical > property of materials. > > Well, there's also the fact that they don't have their peak sensitivities at the locations of red, blue, and green. It's more like violet, greeny-yellow, and yellowy-green (420, 534, 564 nm).
Chris -- Christopher D. Green Department of Psychology York University Toronto, ON M3J 1P3 Canada 416-736-2100 ex. 66164 [EMAIL PROTECTED] http://www.yorku.ca/christo/ "Part of respecting another person is taking the time to criticise his or her views." - Melissa Lane, in a /Guardian/ obituary for philosopher Peter Lipton ================================= --- To make changes to your subscription contact: Bill Southerly ([EMAIL PROTECTED])
