Chart(Distance): ESV3000™ and ESC2000™ - ETDRS Original Series - Sloan Letter

Original Series ETDRS Distance Charts made for 6.5ft/2m testing distance. Features optotypes with proportionally spaced (logMAR) lines; line sizes range from 6.5/65 to 6.5/3.2 (2/20 to 2/1) equivalent. The other equivalents featured on this chart are letter size, 20 foot, 6 meter, decimal, and LogMAR. These are part of the revised versions of the original ETDRS series based on more recent research. Available variants are Chart R (500038), Chart 1 (500039), and Chart 2 (500040). All charts are screen printed on styrene plastic and clear coated for long-lasting durability. ESV3000™ ETDRS Clinical Trial Standardized Viewer and ESC2000™ Illuminated ETDRS Clinical Trial Cabinet compatible. Additional Resources Click here for the ETDRS Guide.