LEA SYMBOLS® Near Vision Screener252000
This double-sided standardized vision test is designed for amblyopia screening and testing children who have difficulties when tested with the standard near vision card (#250800). The background is gray with the exception of a white rectangle spaced at 100% surrounding each line of symbols. Line sizes range from 20/400 to 20/16 (6/120 to 6/4.8) equivalent, 0.05 to 1.25. A response key is printed on the test card. Flashcards and instructions are included.
Dimensions: 8" x 10" (20.3 cm x 25.4 cm).
Testing distance: 16"/40 cm.