LUMINESCENT INDICATION BOARD WHICH IS VISIBLE UNDER DAY LIGHT

摘要

FIELD: information displaying devices. SUBSTANCE: alternating current thin-film indication board has array of parallel transparent electrodes, metal additional structure, which is generated on each transparent electrode and is electrically connected to each transparent electrode, as well layer from dark light absorbing material. All members of board are connected to provide possibility of displaying image of indication board under day light. EFFECT: increased size and contrast. 36 cl, 6 dwg