LEA SYMBOLS® Low Vision Book527400
This low vision book with LEA SYMBOLS® pediatric optotypes is designed for testing severely visually impaired children and adults. The complete book includes testing at 10 ft (3 meters), 5 ft (1.5 meters), and 16" (40 cm). Distance testing line sizes range from 20/1600 to 20/16 equivalent. Near vision testing line sizes range from 20/800 to 20/16 equivalent.
The LEA SYMBOLS® Low Vision Book can be purchased with binding either on the left side or the top. The booklet can also be purchased alone or as part of a set that includes flip-up occluder glasses for children and metal frame occluder glasses (shown).