Lighting device for a motor vehicle's external mirror and motor vehicle external mirror with such a lighting device

A lighting device (1) for a motor vehicle exterior mirror (20), with a curved light guide (2) formed by a single light guide element, a light source (3), and a housing (5) for receiving the light guide (2) and the light source (3), wherein the housing (5) has a housing inner side (14) facing the light guide (2), and wherein the light guide (2) has on one end a light coupling point (7) for coupling light from the light source (3) into the light guide (2) along a propagation direction (8) and on the other end a light decoupling point (9) for decoupling the light, is characterized in that the light guide element (2) is formed from a material containing scattering particles (12). In this way, not only legally prescribed lighting functions can be fulfilled, but design functions can also be perceived in an extended manner.