{"product_id":"15-line-sloan-4m-13ft","title":"Sloan 4 Meter ETDRS® Folding Chart with Islands","description":"\u003cp bis_size='{\"x\":12,\"y\":16,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":322}'\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":16,\"w\":576,\"h\":39,\"abs_x\":428,\"abs_y\":322}'\u003eThis Sloan ETDRS® Folding Chart is meant for 4 Meter Testing and can be hand-held or wall-mounted. It folds in half making it very convenient to transport.\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":71,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":377}'\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":71,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":377}'\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":71,\"w\":576,\"h\":58,\"abs_x\":428,\"abs_y\":377}'\u003eThe center segment of ETDRS® Format Sloan Optotypes matches the optotype sequence of the \u003ca href=\"\/products\/revised-series-sloan-letter-etdrs-chart-1\/\" rel=\"noreferrer noopener\" bis_size='{\"x\":35,\"y\":90,\"w\":225,\"h\":18,\"abs_x\":451,\"abs_y\":396}' target=\"_blank\"\u003eETDRS® 2000 Revised Series Chart 1\u003c\/a\u003e. The 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 bis_size='{\"x\":12,\"y\":146,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":452}'\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":146,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":452}'\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":146,\"w\":576,\"h\":58,\"abs_x\":428,\"abs_y\":452}'\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 bis_size='{\"x\":12,\"y\":220,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":526}'\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":220,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":526}'\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":220,\"w\":576,\"h\":19,\"abs_x\":428,\"abs_y\":526}'\u003eClick additional information to the above for more specifications.\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":256,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":562}'\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":256,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":562}'\u003e\u003c!-- wp:paragraph --\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":256,\"w\":576,\"h\":19,\"abs_x\":428,\"abs_y\":562}'\u003e\u003ca href=\"https:\/\/storage.googleapis.com\/stateless-precision-vision\/2021\/02\/0cffc0ef-etdrs-reprint.pdf\" bis_size='{\"x\":12,\"y\":256,\"w\":146,\"h\":18,\"abs_x\":428,\"abs_y\":562}'\u003e\u003cspan class=\"has-inline-color has-vivid-red-color\" bis_size='{\"x\":12,\"y\":256,\"w\":146,\"h\":18,\"abs_x\":428,\"abs_y\":562}'\u003eRead More On ETDRS®\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp bis_size='{\"x\":12,\"y\":292,\"w\":576,\"h\":0,\"abs_x\":428,\"abs_y\":598}'\u003e\u003c!-- \/wp:paragraph --\u003e\u003c\/p\u003e","brand":"Precision Vision","offers":[{"title":"Default Title","offer_id":45921488568481,"sku":"2114","price":83.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4321\/7569\/files\/e53c2c9f4d6761de9122d72eac64a0cc_XL.jpg?v=1776157160","url":"https:\/\/precision-vision.com\/products\/15-line-sloan-4m-13ft","provider":"Precision Vision","version":"1.0","type":"link"}