Patent ID: 8393771

Claim:
A vehicle headlamp comprising: a discharge lamp, comprising: a light source that emits light, and a cap that holds the light source; a reflector comprising: a light reflecting part that reflects the light emitted from the light source, and a lamp holding part, which is formed contiguously with one end of the light reflecting part and which holds the cap; and a socket, which is connected to the cap and which supplies drive current to the discharge lamp, the socket comprising: a case, and a connection portion, which is connected to the cap, and which protrudes toward the cap from a surface of the case facing the cap, a conductive member mounted on the lamp holding part to transmit noise generated when the discharge lamp is turned on, and a conducting portion formed on the surface of the case facing the cap, the conducting portion surrounding the connection portion, and wherein the conductive member and the conducting portion are connected to each other in a same connection direction along which the cap is inserted into the connection portion.