The Sigma 16mm f/1.4 DC DN Contemporary is a compact, ultra-wide-angle prime lens designed for APS-C mirrorless cameras, delivering exceptional optical performance in a lightweight package. This Fujifilm X-mount version provides a 24mm full-frame equivalent field of view, making it ideal for landscape, travel, and low-light photography. The fast f/1.4 maximum aperture excels in challenging lighting conditions whilst offering precise control over depth of field for creative focus effects. Featuring 16 optical elements in 13 groups including FLD and SLD glass elements, the lens minimises aberrations and produces sharp, detailed images throughout the entire aperture range. The quiet stepping motor enables smooth autofocus performance for both photography and videography, whilst the weather-sealed construction with dust and splash-resistant coupling provides durability in varied environmental conditions. Coupled with Sigma's optical correction technologies and compact 72.2 x 92.3mm design, this is a sophisticated wide-angle lens for discerning photographers seeking professional image quality without the bulk.