Chart(Distance): ESV3000™ and ESC2000™ - Landolt "C" ETDRS - Mixed Order (13ft/4m)
$59.75
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A Landolt "C" ETDRS chart with proportionally spaced (logMAR) lines; line sizes range from 13/131 to 13/6.5 (4/40 to 4/2 equivalent) with letter size, 20 foot, 6 meter, LogMar, and decimal notations. These charts fit in the ESV3000™ ETDRS Standardized Viewer and ESC2000™ Illuminated Cabinet. Dimensions: Height 24.5" x Width 25.5" (62 cm x 65 cm). Testing distance: 13 feet/4 meters. Click here for the ETDRS Guide. Click here for the 500137 Answer Key.
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$55.95
$58.19
(+$2.24)
$58.19
$59.75
(+$1.56)