Here are my extreme corners at 14mm wide open. Damn near perfect. Ever so slight softness on the right side of the frame compared to the left. Coincidentally similar to rvh23's copy.
This is about 1:1 on a 42px raw image from the a7r3
Aug 21, 2019 at 11:31 PM
Previous versions of timerickson's message #14953564 « Sigma 14-24mm f/2.8 DG DN first impressions »
