20 ft: COH (9 Line) Chart SF25 (9 7/8"W x 7 1/4"H

(9 7/8"W x 7 1/4"H x 3"D)

Red (53"L x 49"W) These roll-up blankets are sure to keep any student nice and warm while they rest and relax in your office

It is ideal for hospitals

With 2 layers of paper and 1 layer of poly film

mental health and leadership within the school settings

20 ft: COH (9 Line) Chart SF25 (9 7/8"W x 7 1/4"H(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.