Canon EF 50mm f/1.4 USM Standard & Medium Telephoto Lens for Canon SLR Camera With 3 Piece Filter Kit (UV-CPL-FLD) + Lens Cleaning Kit 50mm focal length, Lens not zoomable 80mm equivalent focal length on Canon APS-C cameras F1.4 maximum aperture; F22 minimum This large aperture standard prime lens has superior peripheral brightness even at the maximum aperture Kit Includes - Canon EF 50mm f/1.4 USM Lens - 58mm Multi-Coated 3 Piece Filter Kit (UV-CPL-FLD) - Lens Cap Holder - Camera & Lens 3 Piece Cleaning Kit - 58mm Tulip Lens Hood