Lighting device for e.g. headlight mounted in vehicle, has reflector that is provided with partially transparent surface on rear side, and light-reflecting surface on front side, which form common focus position

摘要

The lighting device (1) has a reflector (3) which is provided with a partially transparent surface (3-1) on a rear side, and light-reflecting surface (3-2) on a front side. The transparent surface and light-reflecting surface form a common focus position.