Canon EF 50mm f/1.4 USM Standard and Medium Telephoto Lens for Canon SLR Cameras, Fixed

Standard focal length 50 millimeter lens is effective in a multitude of shooting situations and ideal for day-to-day shooting
Elements, Groups: 7 by 6, Diaphragm: Blades 8, Filter Thread: Font 58 millimeter. Minimum focusing distance: 17.8 inch
An f 1.4 maximum aperture provides clear imaging in low light situations and shallow depth of field