{"product_id":"patti-pics-series-etdrs","title":"Patti Pics™ Series ETDRS®","description":"\u003cp\u003eThe Patti Pics™ Series ETDRS® chart family — Chart 1, Chart 2, Chart 3, or the full Set of 3 — for pediatric and preliterate visual acuity testing across the four standard ETDRS distances (2 m, 2.5 m, 3 m, 4 m).\u003c\/p\u003e\n\u003cp\u003ePatti Pics replaces letters with universally recognizable symbols (apple, house, square, circle), making the same Logarithmic ETDRS protocol accessible to children and non-readers without compromising clinical rigor. Use Charts 1, 2, and 3 in rotation as alternate-form charts to eliminate learning effects across repeat visits or between eyes.\u003c\/p\u003e\n\u003cp\u003eDesigned to fit the 2425 \/ 2425 LED Large ETDRS® Illuminator Cabinets.\u003c\/p\u003e","brand":"ETDRS®, Precision Vision","offers":[{"title":"Chart 1 \/ 4 m \/ 13 ft","offer_id":45921507770529,"sku":"2554","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 1 \/ 3 m \/ 10 ft","offer_id":45921507803297,"sku":"2503","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 1 \/ 2.5 m \/ 8.3 ft","offer_id":45921507836065,"sku":"2556","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 1 \/ 2 m \/ 6.5 ft","offer_id":45921507868833,"sku":"2557","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 2 \/ 2 m \/ 6.5 ft","offer_id":46434364850337,"sku":"2557A","price":65.0,"currency_code":"USD","in_stock":true},{"title":"Chart 2 \/ 2.5 m \/ 8.3 ft","offer_id":46434364883105,"sku":"2556A","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 2 \/ 3 m \/ 10 ft","offer_id":46434364915873,"sku":"2503A","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 2 \/ 4 m \/ 13 ft","offer_id":46434364948641,"sku":"2554A","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 3 \/ 2 m \/ 6.5 ft","offer_id":46434364981409,"sku":"2557B","price":65.0,"currency_code":"USD","in_stock":true},{"title":"Chart 3 \/ 2.5 m \/ 8.3 ft","offer_id":46434365014177,"sku":"2556B","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 3 \/ 3 m \/ 10 ft","offer_id":46434365046945,"sku":"2503B","price":69.75,"currency_code":"USD","in_stock":true},{"title":"Chart 3 \/ 4 m \/ 13 ft","offer_id":46434365079713,"sku":"2554B","price":69.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4321\/7569\/files\/a4b9d81b-2554_web.jpg?v=1776157224","url":"https:\/\/precision-vision.com\/products\/patti-pics-series-etdrs","provider":"Precision Vision","version":"1.0","type":"link"}