The Sigma 18-35mm F1.8 DC HSM Art is an APS-C wide-angle zoom for Nikon F mount and the world's first zoom lens with a constant F1.8 aperture, featuring 17 elements in 12 groups. It uses HSM autofocus and a 9-blade circular aperture. The lens belongs to Sigma's Global Vision Art line.
Product released: July 18, 2013
Latest firmware version
Version 1.01, released November 20, 2013
What's new in version 1.01
It is fully functional with the Nikon D5300 camera.