10 ft: SLOAN - SZN (13 Line) Repositionable StikAblility Chart Rx Form Meets MIL-STD 810G for durability

Meets MIL-STD 810G for durability

Colors are assorted

Color Touch Screen Remote Control with Integrated Instructions and Expected Results

5 interchangeable chest pieces

10 ft: SLOAN - SZN (13 Line) Repositionable StikAblility Chart Rx Form Meets MIL-STD 810G for durability(9" x 14") The Repositionable StikAbility charts are lightweight and easy to install, peel and stick to use over and over again. Repositionable StikAbility media is non toxic, safe and biodegradable. The Sloan optotypes were developed on the same basis as Snellen optotypes. Sloan optotypes do not use serifs however, but do use a logarithmic geometric progression.