Incandescent lamp, a vehicle lamp having an incandescent lamp and the use of an incandescent lamp

摘要

The present invention relates to an incandescent lamp whose lamp vessel (20) an interference filter (30) with a locally different layer thickness for the production of red light. The interference filter (30) has a second absorber layer and additional low optical refraction and high optical refraction layers for reduction of its transmission in the violet, blue and green spectral range.