🌐EnglishEnglishDeutschFrançaisРусскийEntityQ744045· pop 6· linked from 5 articlesMandelbaum effecttendency for the eye to focus nearby in poor visibilityAvailable in 6 languagesFrançaisDeutschРусскийCatalanEsperantovia Wikidata sitelinks · CC0ConnectionsFederal Aviation AdministrationEntityeyeEntityCategoriesOptical phenomenaVision