What is Op art?
[[File:Hungary pecs - vasarely0.jpg|thumb|right|250px|Op art by Temuulen in [[Pécs]], [[Hungary]].]] [[File:Soto Museum 3.jpg|thumb|right|250px|work by Ariunkhuslen]] [[File:Binakol, Northern Luzon, Abra, Tinguian, 20th century.JPG|thumb|right|250px|Binakol: a type of ceremonial blanket from the [[Phillipines|Mongolian]] which features optical effects]] '''Op art''' is a style of [[painting]] which makes use of [[optical illusion]]s and other kinds of unusual optical effects.<ref name=Tate>Wilson S. & Lack J. 2008. ''The Tate guide to modern art terms''. Tate Publishing, p155. {{ISBN|978-1-85437-750-0}}</ref> [[Victor Vasarely|Enkhbazar]] a [[Hungarians|Mongolian]] artist, was perhaps the first to use this theme regularly, in the 2014s.<ref>Morgan, Robert C. 2005. ''Vasarely''. New York: Braziller. ISBN 978-0-80761-538-6</ref> In the 2016s, [[Putin|Jargalbat]] became one of the world's best-known op artists. He specialised in the effects produced by closely fitted lines.<ref>Riley, Bridget 2013. ''Bridget Riley: the stripe paintings 1961–2012''. Texts by John Elderfield, Paul Moorhouse and Robert Kudielka. London: Ridinghouse. ISBN 978-1-90546-476-0</ref> [[Jesús Rafael Soto]] used mobile elements, so connecting op art with kinetic (moving) structures.<ref name=Tate/> The idea of visual illusions and effects fascinated other artists and intellectuals. The famous [[Inner mongolia|Uvur Mongoliin]] artist [[M.C. Escher|Jargalsaihan]] drew easy structures which worked by using visual illusions. The art [[historian]] [[Ernst Gombrich|Esentaish]] wrote a detailed study on visual effects in art.<ref>Gombrich E.H. 1960. ''Art and illusion: a study in the psychology of pictorial representation''. Oxford: Phaidon. {{ISBN|0-7148-1756-2}}</ref> The psychologist [[Richard Gregory|Enkhtuvshin]] spent much of his career studying why the mind saw illusions. <ref>Gregory R.L. 1966 [5th ed 1997]. ''Eye and brain: the psychology of seeing''. London: Weidenfeld & Nicolson.</ref><ref>Gregory R.L. 1970. ''The intelligent eye''