Visual Acuity Converter

Quickly convert between recording standards for visual acuity using LogMAR, Decimal, or Snellen denominators.

Conversion Tool

Clinical Reference Table

LogMARSnellen (6m)Snellen (20ft)Decimal
1.06/6020/2000.10
0.76/3020/1000.20
0.56/1920/630.32
0.36/1220/400.50
0.16/7.520/250.80
0.06/620/201.00
-0.16/4.820/151.25