STUDIES OF DISPLAY SYMBOL LEGIBILITY. II. THE EFFECTS OF THE RATIO OF WIDTHS OF INACTIVE TO ACTIVE ELEMENTS WITH A TV SCAN LINE AND THE SCAN PATTERN USED IN SYMBOL CONSTRUCTION. TECHN DOCUM REP ESD-TDR-63-440.
D006804:Ergonomics; D007802:Language; D011932:Reading; D014796:Visual Perception
HUMAN ENGINEERING; READING; VISUAL PERCEPTION