{"product_id":"patti-pics-tumbling-e-near-vision-chart","title":"Patti Pics \u0026 Tumbling E Near Vision Chart","description":"\u003cp\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003eThis near vision (40 cm \/ 16 inch) hand-held testing chart is two sided and features a different optotype per side.\u003c\/p\u003e\n\u003cp\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003eOn the first side are Patti Pics optotypes which are among the many picture-like symbols for testing children, however, Patti Pics are the only pediatric eye chart that has been designed explicitly to equal Sloan letters as used in ETDRS® charts. Patti Pics are recognizable to children and help keep their attention during testing.\u003c\/p\u003e\n\u003cp\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003eSide two features Tumbling E chart which is useful for illiterate adults, preliterate children, and vision testing in multiple languages. The Tumbling E chart is one of the best, most accurate alternative optotype acuity charts for detecting early signs of astigmatism. Testing with the Tumbling E eye test is easier, since the patient only has sign which of the four directions they believe the E is directed.\u003c\/p\u003e\n\u003cp\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003eThe two islands on either side reduce memorization when testing OD, OS, and OU (Oculus Dexter, Oculus Sinister and Oculus Uterque).\u003c\/p\u003e\n\u003cp\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003eConstructed with the same precision, accuracy, and methodology as traditional ETDRS® charts. Lines are of equal difficulty. Geometric progression in letter size from line to line. Letter size is only variable.\u003c\/p\u003e\n\u003cp\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp\u003eClick additional information to the above for more specifications.\u003c\/p\u003e\n\u003cp\u003eManufactured to the 20\/16 acuity line\u003c\/p\u003e\n\u003cp\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e","brand":"Precision Vision","offers":[{"title":"Default Title","offer_id":45921513275553,"sku":"2510","price":37.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4321\/7569\/files\/28f8b704-2510-web_image.jpg?v=1776157238","url":"https:\/\/precision-vision.com\/products\/patti-pics-tumbling-e-near-vision-chart","provider":"Precision Vision","version":"1.0","type":"link"}