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Münsterberg illusion


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A visual illusion created by a pattern of alternating columns of staggered light and dark rectangles whose rows are horizontally aligned but appear non-horizontal and non-parallel (see illustration). Also called the cafe wall illusion, the eccentric chessboard figure (its original name), the shifted checkerboard figure, or the Münsterberg figure. See also hollow squares illusion, lavatory wall illusion. [Named after the German-born US psychologist Hugo Münsterberg (1863–1916) who published it in 1894 and 1897]

Münsterberg illusion. The figure is composed of rectangles in perfect horizontal alignment.

Subjects: Psychology.


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