What Causes Optical Illusions?

Answer

An optical illusion is a condition characterized by visually perceived images that differ from objective reality. It is usually caused by the design of the optical mechanism in the eyes, excessive exposure to alternating patterns, brightness, tilt or a particular colour and certain medical syndromes like schizophrenia.
Q&A Related to "What Causes Optical Illusions"
An optical illusion involves an image that uses physical objects that appear different from reality to the mind. Such illusions can be literal optical visuals that trick the mind,
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its like a trick on your eyes.
http://wiki.answers.com/Q/What_causes_an_optical_i...
Dear John, It sometimes takes about 2 weeks to get adjusted to a new visual aid with continuous use. Make sure that the frame is well fitted and give it time. If you still feel uncomfortable
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People actually see very little with their eyes. Our brains do most of the work interpreting the signals from out optic nerves and filling in the gaps. Sometimes our brains fill in
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1 Additional Answer
The primary cause of optical illusions is primarily because of the intricate design of the optical mechanism of our eyes. Some of the main causes of optical illusions are as follows: excessive exposure to alternating patterns, brightness, tilt or even a particular colour, distortion of in size, shape and curvature of objects and medical syndromes for example schizophrenia among other symptoms.
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