{"id":643,"date":"2013-06-11T09:36:29","date_gmt":"2013-06-11T09:36:29","guid":{"rendered":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/?p=643"},"modified":"2014-06-02T16:21:05","modified_gmt":"2014-06-02T16:21:05","slug":"perspectiva-comprimida-perspectiva-accentuada","status":"publish","type":"post","link":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/2013\/06\/11\/perspectiva-comprimida-perspectiva-accentuada\/","title":{"rendered":"Perspectiva comprimida, perspectiva accentuada"},"content":{"rendered":"<p>La utlitzaci\u00f3 d&#8217;una \u00f2ptica angular o un teleobjectiu t\u00e9 una implicaci\u00f3 directa en la perspectiva de les\u00a0 imatges que obtenim. Un teleobjectiu comprimeix la imatge, aplana les dist\u00e0ncies dels objectes. Mentre que un angular fa el contrari, permet mostrar en primer terme un objecte proper i incloure en la llunyania els objectes distants. Una segona implicaci\u00f3 d&#8217;aquest \u00fas de les \u00f2ptiques \u00e9s la profunditat de camp. Un teleobjectiu en t\u00e9 molt poca, especialment a diafragmes oberts, mentre que un angular en t\u00e9 molta. En un cas enfocarem nom\u00e9s sobre un element i tindrem els altres desenfocats (a no ser que treballem amb tr\u00edpode i amb diafragmes tancats), en l&#8217;altre podrem enfocar des del primer terme al fons.<\/p>\n<p>Ho podem veure en aquestes comparatives obtingudes dels carrers de Girona durant el Temps de Flors.<\/p>\n<p><a href=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/49.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-645\" alt=\"49\" src=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/49.jpg\" width=\"800\" height=\"543\" srcset=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/49.jpg 800w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/49-300x203.jpg 300w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/49-624x423.jpg 624w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/48.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-644\" alt=\"48\" src=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/48.jpg\" width=\"800\" height=\"550\" srcset=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/48.jpg 800w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/48-300x206.jpg 300w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/48-624x429.jpg 624w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/52.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-648\" alt=\"52\" src=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/52.jpg\" width=\"800\" height=\"472\" srcset=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/52.jpg 800w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/52-300x177.jpg 300w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/52-624x368.jpg 624w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/51.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-647\" alt=\"51\" src=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/51.jpg\" width=\"800\" height=\"534\" srcset=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/51.jpg 800w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/51-300x200.jpg 300w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/51-624x416.jpg 624w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/50.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-646\" alt=\"50\" src=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/50.jpg\" width=\"800\" height=\"563\" srcset=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/50.jpg 800w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/50-300x211.jpg 300w, http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/files\/2013\/06\/50-624x439.jpg 624w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>La utlitzaci\u00f3 d&#8217;una \u00f2ptica angular o un teleobjectiu t\u00e9 una implicaci\u00f3 directa en la perspectiva de les\u00a0 imatges que obtenim. Un teleobjectiu comprimeix la imatge, aplana les dist\u00e0ncies dels objectes. Mentre que un angular fa el contrari, permet mostrar en primer terme un objecte proper i incloure en la llunyania els objectes distants. Una segona &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/2013\/06\/11\/perspectiva-comprimida-perspectiva-accentuada\/\" class=\"more-link\">Continua llegint <span class=\"screen-reader-text\">\u00abPerspectiva comprimida, perspectiva accentuada\u00bb<\/span><\/a><\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[63,66,49,62,65,48],"class_list":["post-643","post","type-post","status-publish","format-standard","hentry","category-general","tag-angle-visual","tag-focus-selectiu","tag-girona-temps-de-flors","tag-perspectiva","tag-profundidad-de-campo","tag-profundidad-de-la-imagen","entry"],"_links":{"self":[{"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/posts\/643","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/comments?post=643"}],"version-history":[{"count":1,"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/posts\/643\/revisions"}],"predecessor-version":[{"id":649,"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/posts\/643\/revisions\/649"}],"wp:attachment":[{"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/media?parent=643"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/categories?post=643"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/multimedia.uoc.edu\/blogs\/transmedia\/wp-json\/wp\/v2\/tags?post=643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}