The Sigma 24mm F1.4 DG HSM Art is a full-frame wide-angle prime adapted for Sony FE mount, featuring 15 elements in 11 groups and a fast F1.4 aperture. It uses HSM autofocus and a 9-blade circular aperture. The lens belongs to Sigma's Global Vision Art line.
Product released: September 1, 2018
Latest firmware version
Version 02, released July 18, 2019
What's new in version 02
It has improved the AF speed.It has improved the AF accuracy when the Face Detection setting is turned on, while using AF.With the Sony α9 or Sony α6400, it has corrected the phenomenon whereby the AF stopping position occasionally had a variation when shutter was half pressed repeatedly during auto focusing on the same subject.