| 摘要 |
PURPOSE:To make the brightness of the whole of the display surface of a liquid crystal panel uniform and to improve the beauty of the external appearence of the whole of the display surface by providing a through-hole in a part of a reflective plate which corresponds to the rear of the second pattern display part of the liquid crystal panel and arranging an auxiliary light source in the rear of this through holes. CONSTITUTION:When a vehicle is run in the daytime, a lamp 50 is lit with the first prescribed quantity of light, and the light is made incident on the inside of a prism 30 from one side 32 of the prism 30, and the light is incident on the whole of a rear face 20b of a liquid crystal panel 20 by the diffuse reflection action of a reflective face 31. At this time, a lamp 80 is lit with the first prescribed quantity of light, and the light is made incident on the inside of the prism 30 through a through-hole 41. When the vehicle is run at night, lamps 50 and 80 are lit with the second prescribed quantity of light, and a display surface 20a is held in brightness determined by the second prescribed quantity of light when information is not displayed on individual pattern display parts 21-26 of the liquid crystal panel 20, and display contents are distinctly recognized visually in a brightness corresponding to the first prescribed quantity of light when information is displayed on the display information pattern display part 26. |
