Electrodeless low-pressure discharge lamp.

摘要

The electrodeless low-pressure discharge lamp comprises a discharge vessel (1) having an inwardly extending protuberance (2) and an evacuated outer bulb (5) having a protuberance (6) projecting into the protuberance (2). A soft magnetic body (3) is arranged in the protuberance (6). It has a heat-resistant envelope (22) and a surrounded by an electrical coil (4) outside the envelope (22).