{"id":2009,"date":"2017-02-08T14:49:26","date_gmt":"2017-02-08T14:49:26","guid":{"rendered":"https:\/\/offhealth.it\/approfondimento\/astigmatism\/"},"modified":"2024-05-09T08:41:07","modified_gmt":"2024-05-09T08:41:07","slug":"astigmatism","status":"publish","type":"approfondimento","link":"https:\/\/offhealth.it\/en\/approfondimento\/astigmatism\/","title":{"rendered":"Astigmatism"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">In astigmatism, the cornea, instead of having a spherical type conformation, may have different curvatures in some areas.<\/p>\n\n<p class=\"wp-block-paragraph\">In practice, if we imagine the cornea crossed by many axes intersecting at the centre, we might find that not all axes have the same curvature.&#13;\n<\/p>\n\n<p class=\"wp-block-paragraph\">Consequent to this we will have that all the image going to the retina will be normal but the part of the light crossing the axis with different curvature will arrive at the retina distorted either forward or backward to the retina.&#13;\n<\/p>\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"300\" height=\"225\" data-src=\"https:\/\/offhealth.it\/app\/uploads\/2024\/04\/astigmatismo-300x225-1.jpg\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"\" class=\"wp-image-1183 lazyload\"\/><noscript><img decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/offhealth.it\/app\/uploads\/2024\/04\/astigmatismo-300x225-1.jpg\" alt=\"\" class=\"wp-image-1183\" srcset=\"https:\/\/offhealth.it\/app\/uploads\/2024\/04\/astigmatismo-300x225-1.jpg 300w, https:\/\/offhealth.it\/app\/uploads\/2024\/04\/astigmatismo-300x225-1-100x75.jpg 100w, https:\/\/offhealth.it\/app\/uploads\/2024\/04\/astigmatismo-300x225-1-253x190.jpg 253w, https:\/\/offhealth.it\/app\/uploads\/2024\/04\/astigmatismo-300x225-1-260x195.jpg 260w, https:\/\/offhealth.it\/app\/uploads\/2024\/04\/astigmatismo-300x225-1-150x113.jpg 150w, https:\/\/offhealth.it\/app\/uploads\/2024\/04\/astigmatismo-300x225-1-230x173.jpg 230w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript><figcaption class=\"wp-element-caption\"><em><span style=\"font-size: 8pt; line-height: 115%; font-family: Verdana, sans-serif; color: #a6a6a6; background-image: initial; background-attachment: initial; background-position: initial; background-repeat: initial;\">Photo concession: Dott. C. Benvenuti<\/span><\/em><\/figcaption><\/figure>\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n<p class=\"wp-block-paragraph\">The subject, therefore, perceives a more or less blurred image.<\/p>\n\n<p class=\"wp-block-paragraph\">Astigmatism is corrected with appropriate lenses called cylindrical lenses, which are placed on the frame so that only the axis with the different curvature is corrected.&#13;\n<\/p>\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In astigmatism, the cornea, instead of having a spherical type conformation, may have different curvatures in some areas. In practice,&#8230;<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","categoria":[42],"class_list":["post-2009","approfondimento","type-approfondimento","status-publish","hentry","categoria-difetti-visivi-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Astigmatismo: cos&#039;\u00e8 e come si cura | OffHealth<\/title>\n<meta name=\"description\" content=\"Nell\u2019astigmatismo la cornea invece di avere una conformazione di tipo sferico, in alcuni settori pu\u00f2 avere curvature diverse.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/offhealth.it\/en\/approfondimento\/astigmatism\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Astigmatismo: 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