Mixing a comfortable wide-angle design with an ultra-fast maximum aperture, the 16mm f/1.4 DC DN is part of Sigma's Contemporary series of lenses and is designed for use with Canon EF-M-mount mirrorless cameras. Characterized by its bright f/1.4 maximum aperture, this lens is adept at working in low-light conditions and also affords increased control over the depth of field for selective focus control. | Sigma | | 16mm f/1.4 DC DN Contemporary Lens for Canon EF-M, 67mm UV, 64GB,Large Bag | Best Buy