{"id":3821,"date":"2020-10-28T20:42:56","date_gmt":"2020-10-28T19:42:56","guid":{"rendered":"https:\/\/dev.retina.ch\/?post_type=netzhauterkrankungen&#038;p=3821"},"modified":"2025-03-05T16:23:50","modified_gmt":"2025-03-05T15:23:50","slug":"une-vision-mal-contrastee","status":"publish","type":"netzhauterkrankungen","link":"https:\/\/retina.ch\/fr\/degenerescences-retiniennes\/une-vision-mal-contrastee\/","title":{"rendered":"Vision mal contrast\u00e9e"},"content":{"rendered":"\n<p>La vision des contrastes est la capacit\u00e9 \u00e0 percevoir les diff\u00e9rences de luminosit\u00e9. M\u00eame si l\u2019acuit\u00e9 visuelle n\u2019est pas alt\u00e9r\u00e9e, une mauvaise vision des contrastes a un impact n\u00e9gatif sur notre capacit\u00e9 \u00e0 reconna\u00eetre un objet. En particulier dans des conditions de faible luminosit\u00e9, par exemple au cr\u00e9puscule ou dans une pi\u00e8ce mal \u00e9clair\u00e9e, ce d\u00e9ficit peut entra\u00eener des difficult\u00e9s d\u2019orientation.<\/p>\n\n\n\n<p>La vision des contrastes peut \u00eatre influenc\u00e9e par la myopie ou l\u2019hyperm\u00e9tropie, l\u2019astigmatisme, des modifications du cristallina ou diverses maladies des yeux, telles que la <a href=\"https:\/\/retina.ch\/fr\/degenerescences-retiniennes\/dmla\/\">d\u00e9g\u00e9n\u00e9rescence maculaire li\u00e9e \u00e0 l\u2019\u00e2ge<\/a> ou la <a href=\"https:\/\/retina.ch\/fr\/degenerescences-retiniennes\/retinite-pigmentaire\/\">r\u00e9tinite pigmentaire<\/a>.<\/p>\n\n\n\n<p>Conseil: la diff\u00e9rence entre le blanc et le noir constitue le plus grand contraste possible. \u00c9vitez donc les papiers color\u00e9s ou les \u00e9critures en couleur. L\u2019\u00e9criture blanche sur fond noir peut faciliter la lecture.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/retina.ch\/wp-content\/uploads\/2021\/06\/kontrast-beispiel.jpg\" alt=\"papier noir avec texte en diff\u00e9rents degr\u00e9s de contraste, du gris fonc\u00e9 au blanc\" class=\"wp-image-6558\" width=\"480\" height=\"360\" srcset=\"https:\/\/retina.ch\/wp-content\/uploads\/2021\/06\/kontrast-beispiel.jpg 960w, https:\/\/retina.ch\/wp-content\/uploads\/2021\/06\/kontrast-beispiel-400x300.jpg 400w, https:\/\/retina.ch\/wp-content\/uploads\/2021\/06\/kontrast-beispiel-500x375.jpg 500w, https:\/\/retina.ch\/wp-content\/uploads\/2021\/06\/kontrast-beispiel-768x576.jpg 768w, https:\/\/retina.ch\/wp-content\/uploads\/2021\/06\/kontrast-beispiel-800x600.jpg 800w\" sizes=\"auto, (max-width: 480px) 100vw, 480px\" \/><figcaption class=\"wp-element-caption\">Un bon contraste facilite la lecture ou la reconnaissance d\u2019objets et de personnes.<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La vision des contrastes est la capacit\u00e9 \u00e0 percevoir les diff\u00e9rences de luminosit\u00e9. M\u00eame si l\u2019acuit\u00e9 visuelle n\u2019est pas alt\u00e9r\u00e9e, une mauvaise vision des contrastes a un impact n\u00e9gatif sur notre capacit\u00e9 \u00e0 reconna\u00eetre un objet.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"_FSMCFIC_featured_image_caption":"","_FSMCFIC_featured_image_nocaption":"","_FSMCFIC_featured_image_hide":"","footnotes":"","_links_to":"","_links_to_target":""},"categories":[53],"class_list":["post-3821","netzhauterkrankungen","type-netzhauterkrankungen","status-publish","hentry","category-symptome"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Vision mal contrast\u00e9e &#8226; Retina Suisse<\/title>\n<meta name=\"description\" content=\"La vision des contrastes est la capacit\u00e9 \u00e0 percevoir les diff\u00e9rences de luminosit\u00e9. 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