10 ft: Illiterate Tumbling E (11 Line) Chart Discontinued No refrigeration or special storage

No refrigeration or special storage required

Bio-logic AuDX Hearing Screeners

(Model DSI - Fits 5 3/4" Jam) The user places the device on the floor and slides the metal plates under the door

Provide for long hours of operation

10 ft: Illiterate Tumbling E (11 Line) Chart Discontinued No refrigeration or special storage(9" x 14") Illiterate Tumbling E optotype chart for vision testing at 10 feet. This chart utilizes proportional spacing. 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.