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Ebbinghaus Illusion

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Ebbinghaus Illusion

The central spheres have the same size. You wouldn't say so because your perception is being influenced by the surrounding spheres. Also called the Titchener illusion. Just in case you were wondering : "Is that the same as the Titchener illusion" ? Yes !

Created by : H.Z. Ebbinghaus

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URL: http://www.planetperplex.com/en/item162
Last modified on Friday, February 29 2008