| 摘要 |
FIELD: advertising, road signs, stained-glass panels, interiors. SUBSTANCE: device has displaying screen, set of light guides and light source. additional panel is located between displaying screen and light source. One terminals of light guides are connected to light source, another terminal are connected to additional panel, which is located in parallel to displaying screen and spaced from it by 0-150 mm. EFFECT: increased functional capabilities. 1 dwg |
