Reply to thread

Message: <blockquote data-quote="BackdoorArts" data-source="post: 91851" data-attributes="member: 9240"><p>When you fine tune your zoom lenses I am assuming you check them across the entire range of the zoom.  I'm finding on one of my lenses, a Sigma 24-70 f/2.8, that there's a significant difference in adjustment at both extremes, a -6 at 70mm and +8 at 24mm.  Everywhere in between seems to be happy at +5, so that's what I've set it at knowing that at the low extreme I may need to adjust manually or avoid shooting at f2.8 (which would be silly).  Has anyone else experienced this?  Does it point to a possible issue with the lens given that all my other zooms seem to accept the same fine tuning value across the entire range of the lens?</p></blockquote><p></p>