A DISPLAY UNIT FOR COMPUTER GENERATED PATTERNS.
D003201:Computers; D001330:Electronic Data Processing; D004864:Equipment and Supplies; D006309:Hearing; D006801:Humans; D011589:Psychology, Experimental; D014785:Vision, Ocular; D014796:Visual Perception
AUTOMATIC DATA PROCESSING; COMPUTERS; EQUIPMENT AND SUPPLIES; HEARING; PSYCHOLOGY, EXPERIMENTAL; VISUAL PERCEPTION