{"id":1792,"date":"2024-07-11T12:31:33","date_gmt":"2024-07-11T12:31:33","guid":{"rendered":"http:\/\/staging.livision-optika.com\/edukativni-centar\/what-is-a-diopter\/"},"modified":"2024-11-11T08:11:21","modified_gmt":"2024-11-11T08:11:21","slug":"what-is-a-diopter","status":"publish","type":"post","link":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/","title":{"rendered":"What is a diopter?"},"content":{"rendered":"<p><span style=\"font-weight: bold;\">Dioptric strength of the lens (convergence of the lens).<br \/>The power of the lens D is the reciprocal of the focal length expressed in meters.<\/span><\/p>\n<p><img decoding=\"async\" alt=\"Formula\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/564302717467094.jpg\" align=\"none\"><\/p>\n<p>The strength of the lens is expressed in reciprocal meters. Convergent lenses have positive optical power, and divergent lenses have negative dioptric power. The dioptric power of the lens is proportional to the refractive index of the lens. As the refractive index of the lens increases for equal radii of curvature, the dioptric power of the lens also increases.   <\/p>\n<p>We correct farsightedness ( <span style=\"font-style: italic;\">hypermetropia<\/span> ) with convergent plus lenses.  <\/p>\n<p><img decoding=\"async\" alt=\"Converging lens\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/690099012761462.jpg\" align=\"none\"><\/p>\n<p>We correct <span style=\"font-style: italic;\">myopia<\/span> with divergent minus lenses.  <\/p>\n<p><img decoding=\"async\" alt=\"Dispersive lens\" src=\"http:\/\/staging.livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/10\/798779297845903.jpg\" align=\"none\"><\/p>\n<p><span style=\"font-style: italic;\">Author: Prof. Emil \u0160atali\u0107 <\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dioptric strength of the lens (convergence of the lens).The power of the lens D is the reciprocal of the focal length expressed in meters. The strength of the lens is expressed in reciprocal meters. Convergent lenses have positive optical power, and divergent lenses have negative dioptric power. The dioptric power of the lens is proportional [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2673,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[29],"tags":[],"class_list":["post-1792","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-physics-of-the-eye"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is a diopter?<\/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:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is a diopter?\" \/>\n<meta property=\"og:description\" content=\"Dioptric strength of the lens (convergence of the lens).The power of the lens D is the reciprocal of the focal length expressed in meters. The strength of the lens is expressed in reciprocal meters. Convergent lenses have positive optical power, and divergent lenses have negative dioptric power. The dioptric power of the lens is proportional [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/\" \/>\n<meta property=\"og:site_name\" content=\"Livision\" \/>\n<meta property=\"article:published_time\" content=\"2024-07-11T12:31:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-11-11T08:11:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/11\/fizika_oka-1024x336.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"336\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/\",\"url\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/\",\"name\":\"What is a diopter?\",\"isPartOf\":{\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/11\/fizika_oka.png\",\"datePublished\":\"2024-07-11T12:31:33+00:00\",\"dateModified\":\"2024-11-11T08:11:21+00:00\",\"author\":{\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/#\/schema\/person\/eb8c6c3d08b7d88219b7a8191352ee03\"},\"breadcrumb\":{\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#primaryimage\",\"url\":\"https:\/\/livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/11\/fizika_oka.png\",\"contentUrl\":\"https:\/\/livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/11\/fizika_oka.png\",\"width\":2880,\"height\":944},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"What is a diopter?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/#website\",\"url\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/\",\"name\":\"Livision portal\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/#\/schema\/person\/eb8c6c3d08b7d88219b7a8191352ee03\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/33e54dec0cd79fc4b5e911c15f836c46ec8d0e452ecd3ca5f707bce0a3540a3b?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/33e54dec0cd79fc4b5e911c15f836c46ec8d0e452ecd3ca5f707bce0a3540a3b?s=96&d=mm&r=g\",\"caption\":\"admin\"},\"sameAs\":[\"http:\/\/staging.livision-optika.com\/edukativni-centar\"],\"url\":\"https:\/\/livision-optika.com\/edukativni-centar\/en\/author\/admin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What is a diopter?","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/","og_locale":"en_US","og_type":"article","og_title":"What is a diopter?","og_description":"Dioptric strength of the lens (convergence of the lens).The power of the lens D is the reciprocal of the focal length expressed in meters. The strength of the lens is expressed in reciprocal meters. Convergent lenses have positive optical power, and divergent lenses have negative dioptric power. The dioptric power of the lens is proportional [&hellip;]","og_url":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/","og_site_name":"Livision","article_published_time":"2024-07-11T12:31:33+00:00","article_modified_time":"2024-11-11T08:11:21+00:00","og_image":[{"width":1024,"height":336,"url":"https:\/\/livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/11\/fizika_oka-1024x336.png","type":"image\/png"}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Written by":"admin","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/","url":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/","name":"What is a diopter?","isPartOf":{"@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#primaryimage"},"image":{"@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#primaryimage"},"thumbnailUrl":"https:\/\/livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/11\/fizika_oka.png","datePublished":"2024-07-11T12:31:33+00:00","dateModified":"2024-11-11T08:11:21+00:00","author":{"@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/#\/schema\/person\/eb8c6c3d08b7d88219b7a8191352ee03"},"breadcrumb":{"@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#primaryimage","url":"https:\/\/livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/11\/fizika_oka.png","contentUrl":"https:\/\/livision-optika.com\/edukativni-centar\/wp-content\/uploads\/2024\/11\/fizika_oka.png","width":2880,"height":944},{"@type":"BreadcrumbList","@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/what-is-a-diopter\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/livision-optika.com\/edukativni-centar\/en\/"},{"@type":"ListItem","position":2,"name":"What is a diopter?"}]},{"@type":"WebSite","@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/#website","url":"https:\/\/livision-optika.com\/edukativni-centar\/en\/","name":"Livision portal","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/livision-optika.com\/edukativni-centar\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/#\/schema\/person\/eb8c6c3d08b7d88219b7a8191352ee03","name":"admin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/livision-optika.com\/edukativni-centar\/en\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/33e54dec0cd79fc4b5e911c15f836c46ec8d0e452ecd3ca5f707bce0a3540a3b?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/33e54dec0cd79fc4b5e911c15f836c46ec8d0e452ecd3ca5f707bce0a3540a3b?s=96&d=mm&r=g","caption":"admin"},"sameAs":["http:\/\/staging.livision-optika.com\/edukativni-centar"],"url":"https:\/\/livision-optika.com\/edukativni-centar\/en\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/posts\/1792","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/comments?post=1792"}],"version-history":[{"count":1,"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/posts\/1792\/revisions"}],"predecessor-version":[{"id":1793,"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/posts\/1792\/revisions\/1793"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/media\/2673"}],"wp:attachment":[{"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/media?parent=1792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/categories?post=1792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/livision-optika.com\/edukativni-centar\/en\/wp-json\/wp\/v2\/tags?post=1792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}