The Viltrox AF 16mm f/1.8 FE is a full-frame ultra-wide prime lens designed for Sony E-mount mirrorless cameras. It features a fast f/1.8 aperture, making it ideal for landscapes, architecture, astrophotography, and video shooting. The lens uses a 15-element optical design with ED and aspherical elements for sharp images and reduced distortion. It also includes fast and silent autofocus, internal focusing, and a lightweight metal body. The 105.6° wide angle of view allows dramatic perspectives, while the 0.27m minimum focusing distance enables creative close-up wide shots.