| 摘要 |
Provided is a head-up display device having good ease of assembly. This head-up display device (A) is provided with: a cover (1) having a light-transmissive light exit part (10); a first case (2) mating with the cover (1) and having a light entry part (20) for entry of display light (L) and a housing part (21) housing a reflecting member (3); a light source unit (4) fastened outside the housing part (21) such that light enters the light entry part (20); and a second case (5) covering the light source unit (4) and fastened to the first case (2) by screws. The device has a heat radiator (first case) 2 of higher rigidity than the second case (5), having a wall part (22) that projects from within the housing part (21) to the outside of the housing part (21) through the intervening light entry part (20), the light source unit (4) being affixed to the wall part (22) by a screw so as to diffuse the heat from the light source unit (4); and is provided with a mating part (220) in which the second case (5) and the wall part (22) mate together, the second case (5) being fastened by screws to the heat radiator (first case) 2 at locations to either side of the mating part (220). |
