Sigma 20mm f/1.4 DG HSM Art Lens 70mm Three Ultra-Low Dispersion Elements

Three Ultra-Low Dispersion Elements

It offers an additional 8mm clearance from the base of the camera body so as to prevent large-diameter lenses from interfering with a tripod head

The camera then automatically stitches these images internally in real time (so you don't have to do so in post-production)

Smooth Autofocus Motor (SAM)

2 MP full-frame Exmor CMOS sensor

Sigma 20mm f/1.4 DG HSM Art Lens 70mm Three Ultra-Low Dispersion ElementsSigma 20mm f 1. 4 DG HSM Art Lens LC907 01 Cover Lens Cap Sigma Rear Cap LCR II Truly wide and truly fast, the 20mm f 1. 4 DG HSM Lens is a member of the venerable Art series of Global Vision lenses from Sigma and pairs a sophisticated optical design with a robust physical construction. Comprised of 15 elements in 11 groups, the lens design includes two "F" Low Dispersion (FLD) elements, five Special Low Dispersion (SLD) elements, and two aspherical