HIGH-PRESSURE DISCHARGE LAMP

摘要

The invention relates to a high-pressure discharge lamp provided with a discharge vessel which is enclosed with intervening space by an outer bulb with a lamp cap, which lamp also comprises a UV-enhancer having a wall and an internal electrode and arranged in the space between outer bulb and discharge vessel. According to the invention, the wall of the UV-enhancer is made from ceramic material. The invention offers the advantage that the lamp ignites reliably at a comparatively low ignition voltage of 3 kV already.