Lea Numbers Single Number Book for use at 10 Feet (3 M). Ideal for situations in which the child/adult cannot perform when tested with a line test. This book can help determine the best resolution of the visual pathway in a child or adult with amblyopia or impaired vision. Includes isolating mask and instructions. 13 pages, 5" x 5" (12.7 cm x 12.7 cm) .
274000 Lea Numbers Single Number Book for 10ft .......... $40.00
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