An illumination device (100) comprises: a sheet-shaped illumination panel (30), which is flexible and wherein a light-emitting face (33) which emits light by electricity being supplied thereto is disposed on the obverse face (31) thereof; a main body (10), further comprising a mounting face (15) whereon the illumination panel (30) is mounted; and an attached cover (20) which is attached to the main body (10), and further comprises a pressure region (25) which presses the light-emitting face (33) of the illumination panel (30) against the mounting face (15) of the main body (10). With the illumination device (100), it is possible to achieve a desired light distribution characteristic in the sheet-shaped illumination panel (30).
