Display device, display system, and movable vehicle

A display device, comprising:

• a first display panel including first subpixels arranged in a grid in a first direction and a second direction;
• a second display panel including second subpixels arranged in a grid in the first direction and the second direction;
• a controller configured to control the first subpixels and the second subpixels based on image data;
• and
• an optical system configured to project an image displayed on the first display panel into a field of view of a user,
• the controller being configured to perform switching between display modes including a first display mode for displaying a two-dimensional image on the first display panel and a second display mode for displaying a parallax image on the first display panel, and to perform switching of a drive mode of the second display panel between drive modes including a first drive mode corresponding to the first display mode and a second drive mode corresponding to the second display mode,
• wherein the controller is configured to display the two-dimensional image in a third area on the first display panel, display the parallax image in a fourth area different from the third area on the first display panel, and to control a fifth area on the second display panel corresponding to the third area to operate in the first drive mode and control a sixth area on the second display panel corresponding to the fourth area to operate in the second drive mode,
• wherein the fifth area includes a seventh area, corresponding to an image display area within the third area, and an eighth area, corresponding to a non-image display area within the third area, the controller being configured to set second subpixels included in the eighth area to have a dark tone and set second subpixels included in the seventh area to have a light tone.