Autofocus issues with Sigma 150 – 600 on 5D Mark III?
Autofocus issues with Sigma 150 – 600 on 5D Mark III? Hi all, I recently upgraded my canon 75 – 300 lens to a sigma 150 – 600. I’m happy with the results so far however the autofocus is inconsistent. It often times won’t autofocus on a subject at all. I’m still a newbie and am wondering if there’s any settings I should play around with, or if the 5D Mark III is too old to work well with this lens, …