15 Line Folding Distance Chart CA-WA Included is a heavy metal

Included is a heavy metal stand

programmable test sequence according to child's age

Ideal for on-the-go stains like dirt

and a zippered case

15 Line Folding Distance Chart CA-WA Included is a heavy metal(17" x 21" to 17" x 10 1 2") Patti Pic optotype chart for vision testing at 10 feet. Used to identify amblyopia in children as young as 4 years old and for people with language difficulties. Chart may be hand held or wall mounted. This folding chart is designed for distance and Amblyopia vision screening of young children in schools. Test includes: FRONT Proportional spacing. Visual Acuity range 30 m to 1. 2 m (20 200 to 20 8 equivalent). Two smaller