| 摘要 |
PROBLEM TO BE SOLVED: To reduce distortion of displayed images and to prevent deterioration of visibility by reflected external light of a translucent screen.SOLUTION: A head-up display device 1 includes: a projector 10 configured to generate display light L of a display image; a translucent screen 30 having a light reception surface 31 for receiving the display light L and a light exit surface 32 for outputting the display light L; and a second reflective mirror 40 for reflecting the display light L from the translucent screen 30. The translucent screen 30 has a concavely curved section 32a on one end of the light exit surface 32, the concavely curved section 32a being configured to reflect external light LO arriving from the second reflective mirror 40 in a direction away from the second reflective mirror 40.SELECTED DRAWING: Figure 2 |
