The new SIGMA 16mm F1.4 DC DN . Contemporary Lens is the world’s first interchangeable lens for mirrorless Sony E-mount cameras in the APS-C format to offer a 24mm focal length (35mm equivalent) and F1.4 brightness. The lens for Micro Four Thirds offers a 32mm focal length (35mm equivalent) with the same f-number of 1.4. This is the large-diameter wide-angle lens for which mirrorless camera users have been waiting. | Sigma | | 16mm F1.4 DC DN Contemporary Lens Canon RF-Mount | Black | Best Buy