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The Runge Near Vision Card with LEA Numbers 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 Numbers 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.
Each card is screen printed on styrene plastic and clear coated for durability. Screening distance is 16", 40cm and measures 3.75" x 6.25" (9.5cm x 15.9cm).