| 摘要 |
According to one embodiment, the device main body (5) includes a main body portion (5c), a protruding portion (20), and a heat conducting portion (4, 22). The main body portion has an opening (17) on one end side and has a wall portion (18) on the other end side that is opposite to the opening side. The protruding portion protrudes from the wall portion and an inside thereof continues into the main body portion. The heat conducting portion (4, 22) has one end side thereof protruding from the wall portion toward the opening and has the other end side thereof connected to the protruding portion in a way that enables heat conduction. The light emitting (2) unit is connected to the one end side of the heat conducting portion in a way that enables heat conduction. The lighting unit (3) is housed inside the device main body (5) and a portion of the lighting circuit component (12b) is arranged inside the protruding portion (20). |
