2m Logarithmic Visual Acuity Chart
Two smaller groups 6M to 1.5M for repetitive testing (20/40, 6/12 to 20/10, 6/3 equiv.).
Includes LogMar and Letter sizes on chart. Equivalents for 6M / 20 feet. Logarithmic chart uses traditional Sloan
optotypes. These calibrated
optotypes blur at threshold and adhere to the Snellen 5×5 grid. Sloan chart uses two smaller groups for repetitive testing and minimizes memorization.
Logarithmic Sloan acuity test is a great screener for literate adults and children.
Suitable for Cabinet SDT-399-LSV
2m Logarithmic Visual Acuity Chart