Op art
style of visual art that uses optical illusions

Op art, short for optical art, is a style of visual art that uses distorted or manipulated geometrical patterns, often to create optical illusions. It began in the early 20th century, and was especially popular from the 1960s on, the term "Op art" dating to 1964.
Op artworks are normally abstract, with some better-known pieces created in black and white. Typically, they give the viewer the impression of movement, hidden images, flashing and vibrating patterns, or swelling or warping. In contrast, the much older trompe-l'œil style always represents figurative subjects, which are shown with deceptive three-dimensionality.
History
Illusionism, focused on the perception of extended space within a flat picture, is found from the earliest points of art history. However, the antecedents of op art, in terms of graphic effects and concern for exotic optical illusions, can be traced back to Neo-Impressionism, Cubism, Futurism, Constructivism, and Dada. The Divisionists, a group of Neo-Impressionist painters, attempted to increase the apparent luminosity of their paintings through recourse to optics and optical illusions. László Moholy-Nagy produced photographic op art and taught the subject in the Bauhaus; one of his lessons consisted of making his students produce holes in cards and then photographing them.
Time magazine coined the term op art in 1964, in response to Julian Stanczak's show Optical Paintings at the Martha Jackson Gallery, to mean a form of abstract art (specifically non-objective art) that uses optical illusions.
“Op art” enters the record as style of visual art that uses optical illusions. Crown Archives preserves that source wording while asking what style, visual and uses can confirm, complicate or overturn.
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“Op art” is worth following because a concise public description often conceals a longer documentary argument. Here, style, visual and uses provides the most credible route into that argument.
Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Sep 7, 2026. The linked authority identifier is Q182331. None of the 1 selected statements returned an explicit reference. The first chronological checks are 1964.
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This entry incorporates text from “Op art” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.