The L-Mount is an interchangeable lens mount created with an alliance of partners between Leica camera, SIGMA, Panasonic, Ernst Leitz Wetzlar GmbH, DJI, ASTRODESIGN and SAMYANG. With a combined 250 years of lens and camera manufacturing experience coming together to provide photographers and videographers with one unified lens mount. Developed by Leica Camera, the L-Mount allows photographers to combine lenses and cameras made by the alliance partners in an almost limitless spectrum of possibilities, whilst maintaining virtually all functionality and quality characteristics of each system.