Large aperture F1.4 brightness and excellent resolution from maximum apertureThe Sigma 23mm F1.4 Dc Dn | Contemporary has an easy-to-use angle of view equivalent to 35mm in 35mm format, as well as the brightness of a large F1.4 aperture and high descriptive power. The optics is composed of 13 elements in 10 groups, including 3 Sld glass elements and 2 aspherical lens elements, to achieve sharp, clear images. The lens delivers excellent resolving power from the maximum aperture. Furthermore, the large F1.4 aperture allows for large, beautiful bokeh effects. The compact, palm-size body allows you to enjoy the rich descriptive power of mirrorless cameras. Careful countermeasures against flare and ghosting enable clear shooting even in backlit environments.Compact body optimized for Aps-c mirrorless camerasTo take advantage of the mobility of Aps-c mirrorless cameras, the lens body is compact and lightweight. At the same time, the quality of the lens body itself has not been compromised.