20 ft: COH (10 Line) Chart SC 10-year manufacturer’s warranty

10-year manufacturer’s warranty

A child who isn't following the rules is a child who’s always in trouble

including back of hands

The Nickie anatomical training doll is great to use for training nurses

20 ft: COH (10 Line) Chart SC 10-year manufacturer’s warranty(9" x 14") Sloan optotype chart for vision testing at 20 feet. Features two smaller groups 20 25 to 20 12. 5 for repetitive eye testing. May be wall mounted or used with illuminated cabinets (66003, 66004, 66016, 66090). 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.