Please read description carefully.
Do not base your order on the picture presented.
This test is designed for amblyopia screening and testing children who have difficulties when tested with the standard distance charts (#250250 or #250150).
The background is gray with the exception of a white rectangle spaced at 50% surrounding each line of symbols.
Line sizes from 20/80 to 20/16 (6/24 to 6/4.8) equivalent, 0.25 to 1.25. Includes response key and training cards.
Pages are offset for easy flipping.
Instructions are printed on the inside cover. 10 pages, 3.25" x 9" (8.25 cm x 22.9 cm).
10 feet/3 meters testing distance