🌐EnglishEnglishDeutschالعربية한국어中文日本語EntityQ2629943· pop 9· linked from 135 articlesillusory contourvisual illusion that evokes the perception of an edge without a luminance or color change across that edgeWikidata factsImageNocube.svgSources (3)wikidata.orgdocs.openalex.orgweb.archive.orgvia Wikidata · CC0Available in 8 languagesDeutsch中文日本語العربيةHebrewTamil한국어via Wikidata sitelinks · CC0Connectionsoptical illusionEntityOlympic GamesConceptCategoriesOptical illusionsTriangles