The Sigma 16mm f/1.4 Contemporary Dc Dn is a high-performance prime lens with a large aperture of f/1.4 designed for Aps-c mirrorless cameras with Micro Four Thirds mount. This set contains Sigma 16mm f/1.4 Dc Dn Contemporary Lens for Micro Four Thirds, Front Cap, Rear Cap, and Petal Type Lens Hood.