MassVAT Designed by: Luisa Mayer, Ph.D. and Bruce Moore, O.D.
Can be hand-held or wall-mounted.
Visual Acuity range 30M to 2.4M (20/200 to 20/16 equiv.)
24M and 15 M line omitted
Visual Acuity range 12M to 2.4M (20/80 to 20/16 equiv.)
This folding chart is designed for use in US school systems. It features only notations for testing at 10 foot and includes 20 foot equivalents to reduce confusion. This test also features Patti Pics for screening pediatrics in school. Also, the chart includes a MassVat design to help detect childhood Amblyopia.