I only ever use manual focus for these kinds of subjects and shooting situations. I pick the framed field I want to catch the car or plane in, find something static to set the focus, and then just follow and frame until the subject hits my "release the shutter" mark, which depends on the particular cameras response time.
It just takes some practice. :) G > On Aug 17, 2021, at 10:41 AM, Alan C <c...@lantic.net> wrote: > > The South African Aerobatic Championships is currently on in Phalaborwa with > plenty of Photographic opportunities. I've tried everything but just don't > seem to be able to focus on fast moving aircraft at height. I get close with > MF but AF.S AF.C are hopeless. Perhaps someone can enlighten me? Perhaps > screw drive is too slow? I've tried the K5 with the HD 55-300 @ 300mm & the > Sigma 170-500 DG @ 500mm. I can focus just fine on the quarter moon! > > The Airfield is less than 1Km from my house! About 40 planes are taking part. > The last event like this in Phalaborwa was about 25years ago so this is quite > something. Of course there are several wet blankets complaining about the > noise. > > > Alan C -- %(real_name)s Pentax-Discuss Mail List To unsubscribe send an email to pdml-le...@pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
