{"id":9788,"date":"2026-09-01T13:59:23","date_gmt":"2026-09-01T13:59:23","guid":{"rendered":"https:\/\/siview.ai\/?post_type=faq&#038;p=9788"},"modified":"2026-09-01T14:11:05","modified_gmt":"2026-09-01T14:11:05","slug":"does-siview-always-check-for-the-presence-of-a-cylinder","status":"publish","type":"faq","link":"https:\/\/siview.ai\/en\/faq-en\/does-siview-always-check-for-the-presence-of-a-cylinder\/","title":{"rendered":"Does SiVIEW always check for the presence of a cylinder ?"},"excerpt":{"rendered":"<p>Yes. SiVIEW systematically checks for the presence of a cylinder, but the method used may vary depending on the context of the examination. It depends in particular on the selected mode, Quick or Deep, the initial cylinder power, the patient\u2019s age, and their visual acuity. The goal is to adapt the astigmatism verification process to [&hellip;]<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","faq-box":[49,50],"faq-categorie":[105],"class_list":["post-9788","faq","type-faq","status-publish","hentry","faq-box-v1-en","faq-box-v2-en","faq-categorie-opto"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Does SiVIEW always check for the presence of a cylinder ? &#8211; SiVIEW<\/title>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Does SiVIEW always check for the presence of a cylinder ? &#8211; SiVIEW\" \/>\n<meta property=\"og:description\" content=\"Yes. SiVIEW systematically checks for the presence of a cylinder, but the method used may vary depending on the context of the examination. It depends in particular on the selected mode, Quick or Deep, the initial cylinder power, the patient\u2019s age, and their visual acuity. The goal is to adapt the astigmatism verification process to [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/siview.ai\/en\/faq-en\/does-siview-always-check-for-the-presence-of-a-cylinder\/\" \/>\n<meta property=\"og:site_name\" content=\"SiVIEW\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-01T14:11:05+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/siview.ai\\\/en\\\/faq-en\\\/does-siview-always-check-for-the-presence-of-a-cylinder\\\/\",\"url\":\"https:\\\/\\\/siview.ai\\\/en\\\/faq-en\\\/does-siview-always-check-for-the-presence-of-a-cylinder\\\/\",\"name\":\"Does SiVIEW always check for the presence of a cylinder ? &#8211; SiVIEW\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/siview.ai\\\/en\\\/#website\"},\"datePublished\":\"2026-09-01T13:59:23+00:00\",\"dateModified\":\"2026-09-01T14:11:05+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/siview.ai\\\/en\\\/faq-en\\\/does-siview-always-check-for-the-presence-of-a-cylinder\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/siview.ai\\\/en\\\/faq-en\\\/does-siview-always-check-for-the-presence-of-a-cylinder\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/siview.ai\\\/en\\\/faq-en\\\/does-siview-always-check-for-the-presence-of-a-cylinder\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/siview.ai\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Does SiVIEW always check for the presence of a cylinder ?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/siview.ai\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/siview.ai\\\/en\\\/\",\"name\":\"Siview\",\"description\":\"L\u2019intelligence artificielle au service de la r\u00e9fraction\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/siview.ai\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Does SiVIEW always check for the presence of a cylinder ? &#8211; SiVIEW","robots":{"index":"noindex","follow":"follow"},"og_locale":"en_US","og_type":"article","og_title":"Does SiVIEW always check for the presence of a cylinder ? &#8211; SiVIEW","og_description":"Yes. SiVIEW systematically checks for the presence of a cylinder, but the method used may vary depending on the context of the examination. It depends in particular on the selected mode, Quick or Deep, the initial cylinder power, the patient\u2019s age, and their visual acuity. 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