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

55° and nasal 45° for each eye

This handy case comes with Velcro fasteners so the 2 user-supplied doses of Narcan can be removed from the manufacturer box and staged nicely on one side of the case while an 8 1/2" x 11" instruction sheet is stored on the other side for faster use under pressure

Hand symbol charts are similar to Tumbling E and Landolt C charts

Designed by a nurse

(18" x 18" to 18" x 9") Sloan optotype chart for vision testing at 10 feet

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.