The Sigma 45mm f/2.8 DG DN Lens for Sony FE is specifically designed for full frame compact Sony cameras with a general purpose focal length ideal for all day shooting as a walkabout lens. It features particularly expressive bokeh, fast and high-precision AF thanks to a stepper motor, a closest focusing distance of 24 cm, and is dust- and splash-proof with high-quality workmanship and excellent usability.