{"id":5572,"date":"2025-09-16T14:33:48","date_gmt":"2025-09-16T14:33:48","guid":{"rendered":"https:\/\/arauphar.com\/site\/?post_type=product&p=5572"},"modified":"2025-09-16T14:35:13","modified_gmt":"2025-09-16T14:35:13","slug":"tableau-de-snellen","status":"publish","type":"product","link":"https:\/\/arauphar.com\/site\/product\/tableau-de-snellen\/","title":{"rendered":"Tableau de snellen"},"content":{"rendered":"

Here\u2019s a more detailed explanation:<\/strong>
\n1. Measuring Visual Acuity:<\/strong>
\nThe Snellen chart helps determine how well a person can see letters or symbols at a specific distance.
\nIt\u2019s a quick and easy method to assess both monocular (one eye) and binocular (both eyes) vision.
\nThe chart\u2019s geometric scale provides a numerical representation of visual acuity, with 20\/20 vision being considered normal.<\/p>\n

2. Identifying Vision Problems:<\/strong>
\nIf someone can\u2019t read the letters on a particular line of the Snellen chart, it indicates they have a reduced visual acuity at that distance.
\nThis information helps eye doctors determine if corrective lenses (glasses or contacts) are needed or if the existing prescription needs to be updated.<\/p>\n

3. Other Applications:<\/strong>
\nThe Snellen chart can also be used to:
\nMonitor changes in vision over time.
\nAssist in the diagnosis of eye diseases or refractive errors.
\nProvide a baseline record of vision for medico-legal reasons.<\/p>\n<\/body>","protected":false},"excerpt":{"rendered":"

The Snellen chart is primarily used to assess visual acuity, which is the clarity or sharpness of vision at a distance. It’s a standard tool used by eye doctors to determine if someone needs glasses or if their existing prescription needs adjustment. The chart displays a series of letters of decreasing size, and patients read the letters from a set distance (usually 20 feet) to determine their visual acuity.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_brand":[],"product_cat":[105,180],"product_tag":[],"class_list":["post-5572","product","type-product","status-publish","product_cat-equipment-and-supplies","product_cat-orl","first","instock","shipping-taxable","product-type-external"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t