You'll experience the thrill of shooting wide open with the Sigma 16mm F1.4 Dc Dn | Contemporary Lens, a large-aperture F1.4 wide lens from the Contemporary line. This lens is a game-changer for mirrorless Sony E-mount cameras in the Aps-c format, being the first to offer a 24mm focal length (35mm equivalent) and F1.4 brightness. It's also compatible with Micro Four Thirds, offering a 32mm focal length (35mm equivalent) with the same f-number of 1.4.This lens is a testament to Sigma's commitment to superior performance and key focal lengths. It's a successor to the 30mm F1.4 Dc Dn | Contemporary, released in 2016, and shares the same top-level optical performance and F1.4 brightness. The lens structure comprises 16 elements in 13 groups, including the finest materials to minimize optical aberrations and offer superb resolution at wide-open aperture and throughout the aperture range.The Sigma 16mm F1.