{"id":4633,"date":"2016-02-12T18:42:11","date_gmt":"2016-02-12T17:42:11","guid":{"rendered":"http:\/\/www.proantic.com\/magazine\/?p=4633"},"modified":"2016-02-14T16:11:04","modified_gmt":"2016-02-14T15:11:04","slug":"lanamorphose-illusion-doptique","status":"publish","type":"post","link":"https:\/\/www.proantic.com\/magazine\/lanamorphose-illusion-doptique\/","title":{"rendered":"L’anamorphose: illusion d’optique"},"content":{"rendered":"

Les effets d\u2019optique ont, de tout temps, suscit\u00e9 l\u2019int\u00e9r\u00eat des cr\u00e9ateurs. Parmi ceux-l\u00e0, les anamorphoses font partie des plus spectaculaires et leur capacit\u00e9 \u00e0 \u00e9merveiller reste intacte.<\/strong><\/p>\n

Une anamorphose est un mot d’origine grecque qui signifie transformer. C’est une illusion d’optique qui permet de faire en sorte que des images compl\u00e8tement d\u00e9form\u00e9es redeviennent normales quand elles sont vues sous un angle particulier (anamorphoses par allongement), soit, indirectement, dans un miroir cylindrique, conique, etc. \u00a0(Les anamorphoses par allongement apparaissent dans l’art \u00e0 l’\u00e9poque de la Renaissance\u00a0; les anamorphoses \u00e0 miroir se d\u00e9veloppent \u00e0 partir du XVII<\/small>e<\/sup>\u00a0s., jusqu’\u00e0 devenir un objet de divertissement tr\u00e8s r\u00e9pandu au XIX<\/small>e<\/sup>\u00a0s.)<\/p>\n

\"Anamorphe<\/a><\/p>\n

\"Anamorphe<\/a>
Anamorphe LES MARTYRS de 1848.
(c) L’orangerie , Proantic<\/figcaption><\/figure>\n

La Renaissance italienne (fin du XIV\u00e8me-d\u00e9but du XVI\u00e8me si\u00e8cle) \u00e0 r\u00e9volutionn\u00e9e l\u2019histoire de la repr\u00e9sentation en mettant \u00e0 jour, en autre, une loi math\u00e9matique cruciale. Avec l\u2019invention de la perspective c\u2019est la remise en cause de l\u2019espace qui est en jeu, dans tous les domaines de l\u2019art.<\/p>\n

\"Anamorphoses<\/a>
Anamorphoses \u00e0 miroir<\/figcaption><\/figure>\n

L\u2019anamorphose est une d\u00e9rive de la perspective, une d\u00e9formation r\u00e9versible d\u2019une image \u00e0 l\u2019aide d\u2019un syst\u00e8me optique tel un miroir courbe ou un proc\u00e9d\u00e9 math\u00e9matique. Cette \u00ab\u00a0perspective d\u00e9prav\u00e9e\u00a0\u00bb r\u00e9sulte des applications des travaux de Piero della Francesca (1412-1492). Cet \u00ab\u00a0art de la perspective secr\u00e8te\u00a0\u00bb dont parle D\u00fcrer conna\u00eet des applications multiples, dans le domaine de l\u2019architecture et du trompe-l\u2019\u0153il pictural (dont le baroque abusera).<\/p>\n

\"Les<\/a>
Les Ambassadeurs \u00bb de Hans Holbein<\/figcaption><\/figure>\n

Une des plus c\u00e9l\u00e8bres reste \u00ab Les Ambassadeurs \u00bb de Hans Holbein (1497-1543), dans laquelle est cach\u00e9e un cr\u00e2ne que l’on peut reconna\u00eetre en se pla\u00e7ant sur le c\u00f4t\u00e9 du tableau d’une vue rasante.<\/p>\n

\"jkjuu\"<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Les effets d\u2019optique ont, de tout temps, suscit\u00e9 l\u2019int\u00e9r\u00eat des cr\u00e9ateurs. Parmi ceux-l\u00e0, les anamorphoses font partie des plus spectaculaires et leur capacit\u00e9 \u00e0 \u00e9merveiller reste intacte. Une anamorphose est un mot d’origine grecque qui signifie transformer. C’est une illusion d’optique qui permet de faire en sorte que des images compl\u00e8tement d\u00e9form\u00e9es redeviennent normales quand […]<\/p>\n","protected":false},"author":6,"featured_media":4647,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[180],"tags":[547],"class_list":["post-4633","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arts-decoratifs-proantic","tag-anamorphose"],"yoast_head":"\nL'anamorphose: illusion d'optique Le Magazine de Proantic<\/title>\n<meta name=\"description\" content=\"Les effets d\u2019optique ont, de tout temps, suscit\u00e9 l\u2019int\u00e9r\u00eat des cr\u00e9ateurs. 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