Sigma’s Operating Conditions of the Canon EOS R Full-frame Mirrorless Camera and SIGMA’s Interchangeable Lenses for Canon Mount: Update (Jan. 2019) 2019-02-20
Sigma 70mm F2.8 DG MACRO | Art is the First Macro Lens in the Art Line: Fast AF, Focus-by-Wire System for Comfortable & Precise Focusing; Compatible with Full-Frame Sony E-Mount Cameras and Canon Lens Aberration Correction 2018-05-22
