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The Hollow-Face illusion is an optical illusion in which the perception of a concave mask of a face appears as a normal convex face. Hybrid image. A Hybrid image is an optical illusion developed at MIT in which an image can be interpreted in one of two different ways depending on viewing distance. Illusory contours.
Optical illusion is also used in film by the technique of forced perspective. Op art is a style of art that uses optical illusions to create an impression of movement, or hidden images and patterns. Trompe-l'œil uses realistic imagery to create the optical illusion that depicted objects exist in three dimensions.
The Penrose triangle, also known as the Penrose tribar, the impossible tribar, [1] or the impossible triangle, [2] is a triangular impossible object, an optical illusion consisting of an object which can be depicted in a perspective drawing. It cannot exist as a solid object in ordinary three-dimensional Euclidean space, although its surface ...
At a certain speed the sets of spokes appear to slow and rotate in opposite directions. The wagon-wheel effect (alternatively called stagecoach-wheel effect) is an optical illusion in which a spoked wheel appears to rotate differently from its true rotation. The wheel can appear to rotate more slowly than the true rotation, it can appear ...
Brain Games is an American popular science television series that explores cognitive science by focusing on illusions, psychological experiments, and counterintuitive thinking. The series debuted on National Geographic in 2011 as a special. [1] Its return as an original series in 2013 set a record for the highest premiere rating for any ...
The main article for this category is Optical illusion. See also: Category:Color appearance phenomena. Wikimedia Commons has media related to Optical illusions. An optical illusion is any illusion that deceives the human visual system into perceiving something that is not present or incorrectly perceiving what is present.
Tim Rowett. Timothy Quiller Rowett (born 12 July 1942) [2][3] is a British YouTube personality and renowned toy collector, known for presenting videos about toys, optical illusions, novelties and puzzles on the YouTube channel Grand Illusions. Rowett, known affectionately as " Tim the Toyman ", [4] is a former children's entertainer, and claims ...
The top and bottom images produce a dent or projection depending on whether viewed with cross- () or wall- () eyed vergence. An autostereogram is a two-dimensional (2D) image that can create the optical illusion of a three-dimensional (3D) scene. Autostereograms use only one image to accomplish the effect while normal stereograms require two.