A holding device for a mobile digital multimedia terminal having a holding arm and a fastening device at a first end of the holding arm for fastening to a headgear so that the holding arm extends from the headgear towards a front in the direction of view of a user. A holder for the multimedia terminal is arranged at the second end of the holding arm that is adjustable in reference to the holding arm such that the graphic display is essentially locatable in the middle of a view field. A clamping element with a clamping structure and a counterpart to the clamping element are provided in proximity to the first end to connect the clamping element in a detachable fashion to the holding arm and to fix the holding device in a detachable fashion with the first end of the holding arm in the proximity of the clamping structure.