| abstract |
The display content of a screen is switched according to an observer's request. A display device 1 includes a screen 40, a projection device 20 that projects light onto the screen, a housing 1a in which the screen is disposed on at least a part of the outer surface, and a display device 1 that is attached to the housing and that is more A half mirror 11 arranged on the side close to the observer, a projection control unit that controls at least one of whether the projection device performs projection on the screen, and the intensity of light projected onto the screen by the projection device. Prepare. [Selection] Figure 1 |