{"id":14696,"date":"2019-08-01T14:07:02","date_gmt":"2019-08-01T06:07:02","guid":{"rendered":"https:\/\/zoomax.com\/?p=1550"},"modified":"2026-04-27T16:42:02","modified_gmt":"2026-04-27T08:42:02","slug":"who-definitions-of-low-vision","status":"publish","type":"post","link":"https:\/\/zoomax.com\/de\/who-definitions-of-low-vision\/","title":{"rendered":"WHO-Definitionen f\u00fcr Sehschw\u00e4che"},"content":{"rendered":"\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"193\" src=\"https:\/\/zoomax.com\/wp-content\/uploads\/2019\/08\/WHO_logo.webp\" alt=\"who logo\" class=\"wp-image-28472\" srcset=\"https:\/\/zoomax.com\/wp-content\/uploads\/2019\/08\/WHO_logo.webp 600w, https:\/\/zoomax.com\/wp-content\/uploads\/2019\/08\/WHO_logo-300x97.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\"> What is WHO&#8217;s definition of low vision?<\/figcaption><\/figure>\n\n\n\n<p>In the practice of eye care &#8220;LOW VISION&#8221; has a specific meaning as defined by WHO.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>&#8220;A person with low vision is one who has impairment of visual functioning even after treatment and\/or standard refractive correction, and has a visual acuity of less than 6\/18 to light perception, or a visual field of less than 10 degree from the point of fixation, but who uses, or is potentially able to use, vision for planning and\/or execution of a task. &#8220;<\/em><\/p>\n<\/blockquote>\n\n\n\n<p>Under this definition persons who would benefit from low vision care also exist among those who are currently categorized as blind.<\/p>\n\n\n\n<p>The term &#8220;low vision&#8221; included in the previous revision has been replaced by categories 1 and 2.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Category<\/strong><\/td><td><strong>Worse than:<\/strong><\/td><td><strong>Equal to or better than:<\/strong><\/td><\/tr><tr><td>Mild or no visual impairment 0<\/td><td><\/td><td>6\/18<br>3\/10 (0.3)<br>20\/70<\/td><\/tr><tr><td>Moderate visual impairment 1<\/td><td>6\/18<br>3\/10 (0.3)<br>20\/70<\/td><td>6\/60<br>1\/10 (0.1)<br>20\/200<\/td><\/tr><tr><td>Severe visual impairment 2<\/td><td>6\/60<br>1\/10 (0.1)<br>20\/200<\/td><td>3\/60<br>1\/20 (0.05)<br>20\/400<\/td><\/tr><tr><td>Blindness 3<\/td><td>3\/60<br>1\/20 (0.05)<br>20\/400<\/td><td>1\/60*<br>1\/50 (0.02)<br>5\/300 (20\/1200)<\/td><\/tr><tr><td>Blindness 4<\/td><td>1\/60*<br>1\/50 (0.02)<br>5\/300 (20\/1200)<\/td><td>Light perception<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Blindness 5: No light perception<br>9: Undetermined or unspecified <\/p>\n\n\n\n<p>* Or counts fingers (CF) at 1 metre.<\/p>\n\n\n\n<p>Values are Snellen meters (Snellen feet) and [LogMAR]. CF, count fingers.<\/p>\n\n\n\n<p>Any help or request about low vision and visual impairment, please contact Zoomax. We are here for you.<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>WHO Definitions of low vision. Persons who would benefit from low vision care also exist among those who are currently categorized as blind.<\/p>","protected":false},"author":1,"featured_media":28483,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Low vison definition","_seopress_titles_desc":"What is the definition of low vison, what low vison means","_seopress_robots_index":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[14],"tags":[21],"class_list":["post-14696","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-living-with-low-vision","tag-eye-condition"],"_links":{"self":[{"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/posts\/14696","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/comments?post=14696"}],"version-history":[{"count":2,"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/posts\/14696\/revisions"}],"predecessor-version":[{"id":28487,"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/posts\/14696\/revisions\/28487"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/media\/28483"}],"wp:attachment":[{"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/media?parent=14696"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/categories?post=14696"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zoomax.com\/de\/wp-json\/wp\/v2\/tags?post=14696"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}