High pressure discharge lamp with capacitive ignition aid

摘要

The lamp (1) has a discharge vessel (2) accommodated in an outer bulb (3) and formed from silica glass or ceramic. An electrode system is fastened to an end of the vessel, and a frame holds the vessel in the bulb. Capacitive starting aids (11) are fastened on seals of the end of the vessel, and include winding parts (12) connected with each other via wires. The starting aids are formed as symmetrical or asymmetrical windings on the seals, and comprise two tongues that are interconnected via a web. The vessel includes a metal halide fill that is free of sodium.