Sigma 20 F1.4 For Sony

The Sigma 20mm f/1.4 DG DN Art is a full-frame prime lens for Sony E-mount cameras. It provides a 20mm focal length with a bright f/1.4 maximum aperture. The optical design uses 17 elements in 15 groups. It includes two SLD elements and three aspherical elements. Also, the lens has an 11-blade rounded diaphragm. For autofocus, the lens supports high-speed autofocus with compatible cameras. In addition, Sony E-mount versions support AF Assist, DMF, and AF+MF functions. The minimum focusing distance is 23cm. Furthermore, the maximum magnification reaches 1:6.1. The lens also accepts 82mm filters. Sigma designed the lens for full-frame mirrorless cameras. It features a dust- and splash-resistant structure. Also, the front element has a water- and oil-repellent coating. The lens includes an aperture ring and an aperture ring lock switch. In addition, it has an AFL button and a focus mode switch. The manual focus lock switch can disable focus ring operation. A rear filter holder provides another filter mounting option. Moreover, the lens includes a lens heater retainer for compatible lens heaters. For Sony E-mount, the lens measures approximately 87.8mm in diameter and 113.2mm in length. Meanwhile, it weighs approximately 630g. The Sigma 20mm f/1.4 DG DN Art Lens provides a 94.5-degree angle of view. Therefore, its wide focal length suits full-frame wide-angle shooting and astrophotography. Manufacturer’s link Check out other options here!