Measurements: 3.75" x 6.25" (9.5 cm x 15.9 cm).
The Runge Near Vision Pocket Card with LEA SYMBOLS® features a format that is both easier and faster to use for near vision screening. Developed by an Optometrist, this Sloan Letter Near Card mimics reading from left to right. LEA SYMBOLS® optotypes on the front of the card contains line sizes ranging from 20/500 to 20/16 (equivalent).
The reverse side is printed with easy-to-follow answer key of front side test with no memorization required. Measurements of Snellen Distance (Feet), Actual Letter Size, Jaeger, Near, LogMAR, Decimal, and Snellen Distance (Meters) are listed for each optotype. Also printed with pupilometer with sizes ranging from 2 to 9.