A reflector for a high pressure discharge lamp device including a metallic component such that when the lamp is damaged the reflector is not broken or when the reflector is broken, spraying of lamp fragments can be effectively prevented. In the reflector for a high pressure discharge lamp device, the glass reflector houses a discharge lamp of the short arc type in which the discharge vessel is filled with greater than or equal to 0.15 mg/mm.sup.3 of mercury, the outside surface of the glass reflector is surrounded by a metallic component.