PSYCH 1XX3 Lecture Notes - Lecture 5: Color Vision, Cyan, Human Eye
18 Apr 2017
School
Department
Course
Professor
Document Summary
We know from our discussions of vision that this subjective experience relates to how the different wavelengths of light affect certain cones in our retina. Among mammals, colour vision is limited to primates (including humans) Can help birds communicate with other birds. Animals with colour vision: biological advantage that colour would have given is the added contrast between objects and background/ animals have colour vision to see colours we cant (ex. Animals without colour vision: see only shades of grey (dog, cat, bull) Colour vision can help with foraging and mate selection. Vibrant colours can help birds communicate with other birds. Duller flowers colour to us look more intense to bees. The eye only needs a few colour receptors to perceive millions of colours. Human eye processes colour information using principles that have been known to artists for centuries. Primary colours: the 3 colours that can be combined in various portions to make every colour in the spectrum.
