Random Dot with LEA Symbols®

Designed to rapidly test for amblyopia and strabismus in early and non-readers and non-verbal children & adults. Expanded Random Dot LEA Symbols Test (500, 250, 125, 63 seconds of arc). Graded circle test now down to 12.5 seconds with no monocular clues. New improved booklet has answer key on back cover and includes polarized viewers.
 
Expanded Random Dot Lea Symbols Test
Graded circle test now down to 12.5 seconds
No monocular clues with NEW technology
New improved booklet
Answer key on back cover
Includes both adult and pediatric polarized viewers