Provided is an illumination device having a video projection function and being easier to use for users. The illumination device comprises an illumination unit that emits illumination light and a projection-type video display unit that projects videos. The illumination device is configured such that the lit state of the illumination light source for the illumination unit and the lit status of the light source for the projection-type video display unit can be switched between at least: a first state in which both the illumination light source for the illumination unit and the light source for the projection-type video display unit are not lit; a second state in which the illumination light source for the illumination unit is lit and the light source for the projection-type video display unit is not lit; and a third state in which the illumination light source for the illumination unit is not lit and the light source for the projection-type video display unit is lit.
