The Sigma 16-28mm F2.8 DG DN Contemporary is a full-frame ultra-wide zoom for mirrorless L-Mount featuring 13 elements in 10 groups and a constant F2.8 aperture in a compact, filter-thread-equipped design. It uses a stepping motor for fast autofocus. The lens belongs to Sigma's Global Vision Contemporary line.
Product released: April 14, 2022
Latest firmware version
Version 1.2, released October 23, 2025
What's new in version 1.2
・We have fixed an issue where autofocus would stop working properly on some cameras.