METHOD FOR OPERATING A DISPLAY DEVICE WORN ON THE HEAD BY A VEHICLE OCCUPANT OF A MOTOR VEHICLE, AND DISPLAY SYSTEM FOR A MOTOR VEHICLE

In displaying content superposed in a visual field of a vehicle occupant by a display device worn on the head of the vehicle occupant, vehicle regions are specified on which content must not be superposed. Alternatively, only content that is redundant with respect to content currently displayed within the vehicle regions may be superposed on the restricted vehicle regions.