Patent ID: 6981782

Claim:
A reflecting-mirror-equipped lamp comprising: a high pressure discharge lamp including a luminous bulb enclosing a luminous material therein and sealing portions respectively extending from both ends of the luminous bulb; and a reflecting mirror for reflecting light emitted from the high pressure discharge lamp, wherein the reflecting mirror has an opening at the front thereof in a direction in which light is emitted, and the opening is provided with a front glass, two air holes are formed through the reflecting mirror, the two air holes are disposed on a cross section of the reflecting mirror, the cross section including the luminous bulb and being at a substantially right angle is to the direction in which the sealing portions extend, and if the cross section is divided into first, second, third and fourth quadrants with respect to the luminous bulb, the two air holes are respectively provided in two quadrants diagonal to each other such that the air holes are located in the first and third quadrants, respectively, or in the second and fourth quadrants, respectively.