Please read description carefully.
Do not base your order on the picture presented.
Sloan Letters charts calibrated to test visual acuity at an intermediate distance of 66 cm (26 in.). These adult standardized charts are available in 3 different scrambled versions for repetitive testing situations. Sloan Letter optotypes with proportionally spaced lines; line sizes range from 20/400 to 20/10 (6/120 to 6/3) equivalent.
Notations for Letter Size, Decimal, and logMAR are also on the chart. Chart fits in Quantum Series, Model A+, and Model A illuminated cabinets. Chart size is 9" x 14" (22.9 cm x 35.6 cm). 66 cm, 26 in., testing distance.
Medex SKU: GL-758510