ETDRS 2000 Series Chart 2 for 13 Feet/4 Meters500017
The 2000 Series ETDRS Sloan Letter vision chart 2 features proportionally spaced (geometric progression) lines; line sizes range from 13/131 to 13/6.5 (4/40 to 4/2) equivalent. Also features 20 foot, 6 meter, decimal, and LogMAR equivalents. This chart will fit into the ESV3000 ETDRS Clinical Trial Standardized Viewer and the ESC2000 Illuminated ETDRS Clinical Trial Cabinet. Part of the revised ETDRS series with each line being equally difficult.
Dimensions: 24.5" x 25.5" (62 cm x 65 cm).
Testing distance: 13 feet/4 meters.