| 摘要 |
PROBLEM TO BE SOLVED: To provide a user interface of a display control device that displays information to a user in an appropriate vertical direction.SOLUTION: A display control device 1000 comprises: an image processing unit 1140 that generates image signals of a display image; and an image display unit 1200 that acquires the image signals of the display image generated by the image processing unit 1140, and projects image display light of the display image on an optical unit having a first attachment surface and a second attachment surface opposing to the first attachment surface, any one of which can be attached to an attachment member. The image display unit 1200, in either of the case where the first attachment surface of the optical unit is attached to the attachment member, and the case where the second attachment surface of the optical unit is attached to the attachment member, projects image display light of a first vertical setting image including a first image, and image display light of a second vertical setting image including a second image in an alternate manner, while one of the first image and the second image is erected. |
