Patent ID: 8393770

Claim:
A lighting device comprising a power circuit unit and a plurality of harnesses, the power circuit unit including a plurality of power terminals arranged to be supplied with power from a power source, and the plurality of harnesses including electric wires through which power supplied to the power circuit unit is supplied to a discharge lamp and nonconductive coating portions that cover portions of the electric wires other than both ends of the electric wires, the lighting device comprising: a terminal housing that is made of a resin material, and includes a harness holding portion, one ends of the plurality of harnesses being disposed in the harness holding portion and a part of the plurality of harnesses being held in the harness holding portion; and a plurality of welding terminals that includes portions disposed in the terminal housing and portions protruding outward from the terminal housing, wherein one end portions of the plurality of welding terminals are connected to one end portions of the electric wires of the harnesses, respectively, and other end portions of the plurality of welding terminals are welded to the power terminals of the power circuit unit, respectively.