Patent ID: 8858039

Claim:
A lighting apparatus comprising: a heat dissipater that is in one of a bottomed cylindrical shape and a bowl shape, and that has a bottom portion, a circumferential wall portion, and an upper opening; and a light-emitting device that is provided in an inside of the heat dissipater at the bottom portion and is operable to emit light through the upper opening and towards the circumferential wall portion, wherein the circumferential wall portion has one or more windows for leaking a portion of the emitted light to illuminate an outside of the heat dissipater, the circumferential wall portion has an inner surface and an outer surface, the light-emitting device is provided in a space defined by the inner surface of the circumferential wall, and the windows are through-holes that pass through the inner surface and the outer surface of the circumferential wall portion, and each throughhole is closed off by a translucent member that transmits the portion of the emitted light.