05-14-2018, 12:22 PM
(05-14-2018, 09:23 AM)davidmanze Wrote: There are lots of issues with firmware incompatibilities with Sigma lenses and various cameras etc.
The D850 for example has been problematic for many Sigma telephoto lenses.........
So a phone call to Sigma to ask if there is one available for the lens..............
Hmm, I take the original post in this way: Lens used to work ok on the camera, now it does not anymore. So, doubtful it would be a firmware issue?