About

Description

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 (500010-09-2), Chart 1 (500010-01-2), and Chart 2 (500010-02-2). 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.

Characteristics

Dimensions: 24.5" x 25.5" (62 cm x 65 cm).

Testing distance: 6.5 feet/2 meters.

Description

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 (500010-09-2), Chart 1 (500010-01-2), and Chart 2 (500010-02-2). 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.