Illumination device (10, 10') comprising: an elongated base extending in parallel with a longitudinal axis; a pivotable elongated illumination unit extending in parallel with the longitudinal axis, the longitudinal extension of the pivotable elongated illumination unit being limited by two opposing lateral faces; the pivotable elongated illumination unit being mounted to be pivotable about the longitudinal axis by means of at least one joint; the pivotable elongated illumination unit including at least two light emitting elements arranged along the pivotable elongated illumination unit such that a distance (a 20ab) between two neighboring light emitting elements corresponds to 1.5 to 2.5 the distance (a 14a, a 14b) between a light emitting element positioned adjacently to one of the lateral faces (14a, 14b) and the corresponding lateral face (14a, 14b); the illumination device (10, 10') including two laterally arranged legs in the form of bearing blocks, each comprising a joint by means of which the pivotable elongated illumination unit is engaged with the elongated base; the elongated base including two laterally arranged bearing blocks, wherein the joints are rotational joints, and wherein the pivotable elongated illumination unit is arranged between the bearing blocks and is engaged with same via the rotational joints; the pivotable elongated illumination unit comprising one recess in each case for the respective bearing block; the recess being configured such that the lateral faces (14a, 14b) of the pivotable elongated illumination unit join up flush with lateral faces of the bearing blocks or that the lateral faces of the bearing blocks are set back in relation to the lateral faces (14a, 14b) of the pivotable elongated illumination unit, the illumination device (10, 10') further including means for motorized pivoting of the pivotable elongated illumination unit. an elongated base extending in parallel with a longitudinal axis; a pivotable elongated illumination unit extending in parallel with the longitudinal axis, the longitudinal extension of the pivotable elongated illumination unit being limited by two opposing lateral faces; the pivotable elongated illumination unit being mounted to be pivotable about the longitudinal axis by means of at least one joint; the pivotable elongated illumination unit including at least two light emitting elements arranged along the pivotable elongated illumination unit such that a distance (a 20ab) between two neighboring light emitting elements corresponds to 1.5 to 2.5 the distance (a 14a, a 14b) between a light emitting element positioned adjacently to one of the lateral faces (14a, 14b) and the corresponding lateral face (14a, 14b); the illumination device (10, 10') including two laterally arranged legs in the form of bearing blocks, each comprising a joint by means of which the pivotable elongated illumination unit is engaged with the elongated base; the elongated base including two laterally arranged bearing blocks, wherein the joints are rotational joints, and wherein the pivotable elongated illumination unit is arranged between the bearing blocks and is engaged with same via the rotational joints; the pivotable elongated illumination unit comprising one recess in each case for the respective bearing block; the recess being configured such that the lateral faces (14a, 14b) of the pivotable elongated illumination unit join up flush with lateral faces of the bearing blocks or that the lateral faces of the bearing blocks are set back in relation to the lateral faces (14a, 14b) of the pivotable elongated illumination unit, the illumination device (10, 10') further including means for motorized pivoting of the pivotable elongated illumination unit.