{"id":29510,"date":"2025-11-21T12:56:00","date_gmt":"2025-11-21T12:56:00","guid":{"rendered":"https:\/\/www.oculus.de\/en\/?post_type=avada_faq&p=29510"},"modified":"2025-11-21T12:56:00","modified_gmt":"2025-11-21T12:56:00","slug":"how-long-does-an-eye-need-to-adapt-until-it-can-be-tested-for-mesopic-vision","status":"publish","type":"avada_faq","link":"https:\/\/www.oculus.de\/en\/faq-items\/how-long-does-an-eye-need-to-adapt-until-it-can-be-tested-for-mesopic-vision\/","title":{"rendered":"How long does an eye need to adapt until it can be tested for mesopic vision?"},"content":{"rendered":"

The eyes\u2018 adaptation to darkness is a long process which can take up to 30 minutes. However, the mesopic vision test of the Binoptometer\u00ae 4P is performed under mesopic light, i.e. twilight conditions, so partial dark adaptation is sufficient. Usually this is achieved within 5 minutes. Most young people, and others with very good contrast vision, are able to see the optotypes of the mesopic vision test after only one minute.<\/p>\n","protected":false},"excerpt":{"rendered":"

The eyes\u2018 adaptation to darkness is a long process which can take up to 30 minutes. However, the mesopic vision test of the Binoptometer\u00ae 4P is performed under mesopic light, i.e. twilight conditions, so partial dark adaptation is sufficient. Usually …<\/p>\n","protected":false},"author":55,"featured_media":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"faq_category":[375,378],"class_list":["post-29510","avada_faq","type-avada_faq","status-publish","format-standard","hentry","faq_category-binoptometer-4p","faq_category-using-the-binoptometer-4p-in-practice"],"acf":[],"yoast_head":"\nHow long does an eye need to adapt until it can be tested for mesopic vision? - OCULUS INT<\/title>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How long does an eye need to adapt until it can be tested for mesopic vision? - OCULUS INT\" \/>\n<meta property=\"og:description\" content=\"The eyes\u2018 adaptation to darkness is a long process which can take up to 30 minutes. However, the mesopic vision test of the Binoptometer\u00ae 4P is performed under mesopic light, i.e. twilight conditions, so partial dark adaptation is sufficient. 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