20 ft: Illiterate Tumbling E (9 Line) Chart CA-WA 55° and nasal 45° for

55° and nasal 45° for each eye

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25 - Cardboard-packaged Tampons

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Designed by a nurse

20 ft: Illiterate Tumbling E (9 Line) Chart CA-WA 55° and nasal 45° for(9" x 14") Illiterate Tumbling E optotype chart for vision testing at 20 feet. Useful for preliterate or illiterate patients. May be wall mounted or used with illuminated cabinets (66003, 66004, 66016, 66090). The Illiterate Tumbling E optotypes are considered to be the closest to gratings, have the best acuity thresholds, and are some of the most reliable of alternative visual acuity charts.