Original Series ETDRS Translucent Distance Charts for 6.5 feet/2 meters500038
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, Chart 1, and Chart 2. All charts are screen printed on styrene plastic and clear coated for long-lasting durability.
Dimensions: 24.5" x 25.5" (62 cm x 65 cm).
Testing distance: 6.5 feet/2 meters.