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Name Example Notes Afterimage illusion : An afterimage or ghost image is a visual illusion involving an image continuing to appear in one's vision after the exposure to the original image has ceased.
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.
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. Contents Top
Geometrical–optical illusions then relate in the first instance to object characteristics as defined by geometry. Though vision is three-dimensional, in many situations depth can be factored out and attention concentrated on a simple view of a two-dimensional tablet with its x and y co-ordinates.'
Also listed here are unexplained phenomena that could have an optical explanation and "optical illusions" for which optical explanations have been excluded. There are many phenomena that result from either the particle or the wave nature of light. Some are quite subtle and observable only by precise measurement using scientific instruments.
Optical illusions (6 C, 154 P, 11 F) R. Refraction (12 P) S. Shadows (3 C, 17 P) Pages in category "Optical phenomena" The following 56 pages are in this category ...
RELATED: Photos of optical illusions. At first glance, the hair and clothes of the girl in the right image would appear to be black, where those on the left are white -- right?
The Hermann grid illusion is an optical illusion reported by Ludimar Hermann in 1870. [1] The illusion is characterized by "ghostlike" grey blobs perceived at the intersections of a white (or light-colored) grid on a black background. The grey blobs disappear when looking directly at an intersection.