10 ft: SZN (11 Line) Chart Housebrand auditory ossicles

auditory ossicles

Provides a fast 1-minute universal contact time from an alcohol-free hydrogen peroxide formulation

measures 24" x 7 1/2" x 7 1/2" and will hold a 20 count toothbrush rack

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With the PRESTAN AED UltraTrainer

10 ft: SZN (11 Line) Chart Housebrand auditory ossicles(9" x 14") Sloan optotype chart for vision testing at 10 feet. Features two smaller groups 10 20 to 10 8 for repetitive eyesight testing (20 40 to 20 16 equivalent). 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.