{"id":20346,"date":"2024-05-12T19:59:12","date_gmt":"2024-05-12T16:59:12","guid":{"rendered":"https:\/\/vendeto.am\/?p=20346"},"modified":"2024-05-12T19:59:13","modified_gmt":"2024-05-12T16:59:13","slug":"illusion-doptique-quelle-fenetre-est-la-plus-grande","status":"publish","type":"post","link":"https:\/\/vendeto.am\/?p=20346","title":{"rendered":"Illusion d\u2019optique : quelle fen\u00eatre est la plus grande ?"},"content":{"rendered":"\n<p>Illusion d\u2019optique : quelle fen\u00eatre est la plus grande ?<\/p>\n\n\n\n<p>Dans cette illusion d\u2019optique, nous vous invitons \u00e0 d\u00e9terminer quelle est la fen\u00eatre la plus grande, celle de droite ou celle de gauche ?<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"667\" height=\"365\" src=\"https:\/\/vendeto.am\/wp-content\/uploads\/2024\/05\/222-1.png\" alt=\"\" class=\"wp-image-20347\" srcset=\"https:\/\/vendeto.am\/wp-content\/uploads\/2024\/05\/222-1.png 667w, https:\/\/vendeto.am\/wp-content\/uploads\/2024\/05\/222-1-300x164.png 300w\" sizes=\"auto, (max-width: 667px) 100vw, 667px\" \/><\/figure>\n<\/div>\n\n\n<p>Cette illusion d\u2019optique en est-elle vraiment une ? Car de prime abord, il n\u2019y a pas de d\u00e9bats. Mais selon vous, quelle est la fen\u00eatre la plus grande, celle de droite ou celle de gauche ? Et bien aucune des deux ! Aussi surprenant que cela puisse para\u00eetre, ces deux fen\u00eatres font exactement la m\u00eame taille !<\/p>\n\n\n\n<p>Il s\u2019agit d\u2019une illusion de Ponzo. C\u2019est une illusion g\u00e9om\u00e9trique qui a \u00e9t\u00e9 d\u00e9montr\u00e9e pour la premi\u00e8re fois par le psychologue italien Mario Ponzo en 1913. Son hypoth\u00e8se \u00e9tait que l\u2019esprit humain juge la taille d\u2019un objet en fonction de son arri\u00e8re-plan. Il a r\u00e9ussi a d\u00e9montr\u00e9 son hypoth\u00e8se gr\u00e2ce \u00e0 un dessin sur lequel il a trac\u00e9 deux lignes identiques sur une paire de lignes convergentes, semblable \u00e0 des voies ferr\u00e9es.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"646\" height=\"466\" src=\"https:\/\/vendeto.am\/wp-content\/uploads\/2024\/05\/2222-2.png\" alt=\"\" class=\"wp-image-20348\" srcset=\"https:\/\/vendeto.am\/wp-content\/uploads\/2024\/05\/2222-2.png 646w, https:\/\/vendeto.am\/wp-content\/uploads\/2024\/05\/2222-2-300x216.png 300w\" sizes=\"auto, (max-width: 646px) 100vw, 646px\" \/><\/figure>\n<\/div>\n\n\n<p>En effet, la ligne sup\u00e9rieure semble plus longue parce que nous interpr\u00e9tons les c\u00f4t\u00e9s convergents selon la perspective lin\u00e9aire comme des lignes parall\u00e8les. Dans ce contexte, nous interpr\u00e9tons la ligne sup\u00e9rieure comme si elle \u00e9tait plus \u00e9loign\u00e9e, nous la voyons donc comme plus longue : un objet plus \u00e9loign\u00e9 devrait \u00eatre plus long qu\u2019un objet plus proche pour que les deux produisent des images r\u00e9tiniennes de la m\u00eame taille.<\/p>\n","protected":false},"excerpt":{"rendered":"Illusion d\u2019optique : quelle fen\u00eatre est la plus grande ? Dans cette illusion d\u2019optique, nous vous invitons \u00e0 d\u00e9terminer quelle est la fen\u00eatre \n<a class=\"moretag\" href=\"https:\/\/vendeto.am\/?p=20346\"> [...]<\/a>","protected":false},"author":1,"featured_media":20347,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,2,3],"tags":[],"class_list":["post-20346","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","category-sport","category-video"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Illusion d\u2019optique : quelle fen\u00eatre est la plus grande ? -<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vendeto.am\/?p=20346\" \/>\n<meta property=\"og:locale\" content=\"ru_RU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Illusion d\u2019optique : quelle fen\u00eatre est la plus grande ? -\" \/>\n<meta property=\"og:description\" content=\"Illusion d\u2019optique : quelle fen\u00eatre est la plus grande ? 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