Canon EF 85mm f1.2L II USM Lens for Canon DSLR Cameras - Fixed f1.2 maximum aperture Ring-type UltraSonic motor (USM), Focal length : 85mm, Closest focusing distance : 3.2 feet EF mount, medium telephoto lens, High-speed AF and circular aperture create shallow depth-of-field 111mm focal length for APS-H sensors, 136mm for APS-C sensors, Lens not zoomable