LEA SYMBOLS® 10 Line Wall Chart Set250220
A pediatric eye chart featuring LEA SYMBOLS® for screening or testing individuals beginning at age 3. Features pediatric symbols in proportionally-spaced lines (ETDRS format) for monocular vision testing.
Line sizes range from 20/200 to 20/16 (6/60 to 6/4.8) equivalent. The 20/160 (6/48) and 20/100 (6/30) lines have been omitted. Has a hole for hanging the chart on the wall. Includes response key and instructions.
Notations on the left side of the chart include actual letter size for 10 foot and 3 meter measurements. Equivalent letter size notations found on the right side of the chart include 20 foot, 6 meter, decimal, and log MAR measurements.
Measurements: 16" x 16" (40.6 cm x 40.6 cm).
Testing distance: 10 feet/3 meters.