Optical Illusions

An optical illusion is a visually perceived image that is decepting or misleading to the human eye.


Physiological Illusions


Physiological illusions are the effects on the eyes or brain of continued stimulation such as brightess, tilt, color or movement.




Cognitive Illusions


Cognitive illusions interact with different levels of perceptual processing, our innate assumptions are misdirected.

Cognitive Illusions can be divided into three categories:



Two word illusions





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