mechanisms from the Opponent-Process Theory of color vision.
the three classes of photoreceptor map on to the opponent process pairs.
The opponent-process theory of color vision was developed by Ewald Hering,
Figure 5: Opponent process corresponding to different monochromatic lights
The opponent-process theory of emotion
The Opponent-Process Model of Human Color Vision
He proposed an opponent process theory of color vision, which suggested that
Hering challenged the trichromatic theory of color vision proposed by
Opponent Process Circuit · New Explanation of Evolution of Color Vision in
For the psychological and neurological model, see opponent-process theory.
New Explanation of Evolution of Color Vision in Mammals
Purely for the sake of completeness, let's consider a color wheel based on
The opponent-process theory. So far, all we have presented is a qualitative
(this figure was taken from the website “Opponent Processing Theory of Color
There are two theories of color vision. The trichromatic theory says that
These three types of color cell are "wired" into two opponent color circuits
B: Opponent-color channels resulting from the linear combination of the
Blue-Yellow Double-Opponent Receptive Fields
Figure 1: The causal process leading to color vision.
The color opponent process
