White colour vision/Perception of white light is due to: September 2008
Ans. D: Stimulation of red, blue and green cones equallyThere is no single wavelength corresponding to white colour. Perception of white can be achieved by equally stimulating the red, green and blue cones.
Stimulation of red cones more than blue or green
Stimulation of blue cones more than red or green
Stimulation of green cones more than blue or red
Stimulation of red, blue and green cones equally