LEA SYMBOLS® Test
A LEA SYMBOLS® pediatric eye chart with proportionally spaced (logMAR) lines; line sizes range from 20/80 to 20/8 (6/24 to 6/2.4). The other equivalents featured on this chart are decimal...
The LEA SYMBOLS® Linear Pocket Box Stick shows 20/125, 20/100, 20/80, 20/60, 20/50, 20/40, 20/30, and 20/20 lines. The proportional stick shows 20/250, 20/200, 20/160, 20/63, 20/50, 20/40, and 20/32. Each stick is 9/16" (1.4 cm) square and 4.5" (11.5 cm) long with fixation targets on each end. Available in either proportionally-spaced or linear-spaced optotypes.
Testing distance: 16"/40 cm.
Note: All products sold on Accuspire.com should be used by qualified clinician and should be purchased by or on order of a qualified clinician.
A LEA SYMBOLS® pediatric eye chart with proportionally spaced (logMAR) lines; line sizes range from 20/80 to 20/8 (6/24 to 6/2.4). The other equivalents featured on this chart are decimal...
This card combines a LEA SYMBOLS® line test on one side and a LEA NUMBERS® line test on the opposite side. Features proportionally-spaced lines from sizes 20/400 to 20/10 (6/120 to 6/3)...
The Single Symbol Book is designed for testing children and adults who have difficulties perceiving symbols in lines. The visual acuity values measured with single symbols are often several lines...
A LEA SYMBOLS® pediatric distance chart with proportionally spaced lines; line sizes range from 10/100 to 10/4 (3/30 to 3/1.2) equivalent. The other equivalents featured on this chart are letter...
The Vision in Preschoolers (VIP) Study, sponsored by the National Eye Institute, initially evaluated 11 vision screening tests in Phase I, including 2 distance visual acuity eye charts – LEA...
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