Kit Includes Sigma 23mm f/1.4 DC DN Contemporary Lens (Leica L), 128GB Memory Card, USB Card Reader, Heavy Duty Lens Case, UV Filter, 12 Inch Flexible Tripod, Deluxe Cleaning Kit. A fast-aperture wide-angle prime for APS-C-format mirrorless cameras. APS-C Format f/1.4 to f/16 Excellent Low-Light Performance. 35mm (Full-Frame Equivalent) Fast Internal Focus System. This lens delivers high resolution along with beautiful bokeh effects thanks to its large f/1.4 maximum aperture