LEA SYMBOLS® & Massachusetts Flip Chart258700
A handheld pediatric vision chart with LEA SYMBOLS® designed for amblyopia testing or screening. The 50% spaced rectangles (Massachusetts Visual Acuity Test format) have line sizes from 20/80 to 20/16 (6/24 to 6/4.8) equivalent. This flip chart has offset 10 pages for easy flipping. Includes a response key.
Dimensions: Width 10" x Length 3.56" (25.4 cm x 9.04 cm).
Testing distance: 10 feet/3 meters.