autofocus

Hi all, I’m wondering if there are any Canon 100D users that an help with an autofocus query? We’ve just purchased a used Canon 100D camera for our daughter who is doing GCSE photography. When the camera is in live view and the picture is out of focus, we press the shutter button halfway and...

Hi Basic question - would an EF 800mm f5.6 with a 1.4x extender retain autofocus at the centre point with a 1DX Mark II? I can find this article here (https://support.usa.canon.com/kb/index?page=content&id=ART174703) that "1 series bodies" retain centre point AF, but 1DX is not mentioned? Thanks

Curious to know if anyone with a Canon 60/70D (it may even have options on the 80D) has changed the setting for autofocus and tracking in the custom menus in order to get better focus/tracking for motorsport? Things like tracking sensitivity, Accel/Decel tracking, AI servo first and second...

Hi all! I've recently just upgraded my Nikon D3500 to a Nikon D750. I've spent the last four days playing around with it and trying to get to grips with the new features etc. However, my only gripe so far is that it seems I'm unable to autofocus with it by using the view finder? If I switch to...

I recently sold a lens on ebay that was fully functional at the point of sale. It is a Sigma DG 70-300mm F1.4-5.6 (Nikon). I have had no issues using it on my Nikon D5100, however the person who bought it has been trying to use it on his Nikon D3300 and is reporting that the lenses auto focus...

Hello all, I wondered if anyone could help me with Canon Custom Functions for motorsport panning? There are a few functions in the autofunction section relating to autofocus that seem relevant to panning and motorsport. I was wondering how you would set the following: I was...

Got my new Sigma 18-35/F1.8 DC today and it didn't take long to notice that the AF was off. Luckily I have the Sigma USB Dock and I have started calibrating it (which is quite tedious), I have a few focal lengths at infinty left to do but the day light is fading. Anyway, AF is atleast, or near...

I have a Canon EOS 500D, and my main lens, a Canon 18-55, has recently stopped responding to autofocus. The autofocus works when I have my zoom lens on. Does this mean that the chip in the smaller lens has had it? Can it be repaired, or does it need replacing? Any help and suggestions will be...