This test is designed specifically for the new Massachusetts Preschool Vision Screening Protocol. One practice card, two line sizes of 20/40 for 3 year olds and two lines sizes of 20/32 for 4+ year olds. Includes a response key and a copy of the Massachusetts Vision Screening Protocol. Features 4 offset pages for easy flipping.

Dimensions: 3.25" x 9" (8.25 cm x 22.9 cm).

Testing distance: 10 feet/3 meters.