Sigma AF 24mm f/1.4 DG HSM Art for Sony E full-frame cameras is suitable for panoramas, landscapes, night sky, and architecture. It provides high image quality, sharpness, and color reproduction. A 9-blade diaphragm and f/1.4 aperture produce pronounced bokeh and support low-light shooting. Optical design: 15 elements in 11 groups, including 2 aspherical elements, 3 FLD elements, and 4 SLD elements to minimize chromatic aberrations. HSM indicates a quiet ultrasonic autofocus drive. Included: Sigma AF 24mm f/1.4 DG HSM Art Sony E lens, front cap, rear cap, 77 mm protective filter, lens hood, transport pouch.