Hello All,My EF 24-70mm f/2.8L II suddenly started having this Err 01 with my Canon 5D MkII and my 40D as well. Other lenses work well on these two bodies. It works at 2.8; but any higher, I get the Error. I have cleaned the contacts. I see that othe...
Hello, everyone.I understand that the newer mirrorless R/RF cameras can be fitted with an adapter that would allow them to use older DSLR lenses. I recently found out, however, that DSLR camera bodies could use R/RF lenses if the DSLR camera is fitt...
Hi, guys i use a canon r7 camera and am having trouble with my sigma 150mm- 600mm 5-6.3 DG lens, it some times refuses to work on my r7 i do use a Canon ef-eos R adapter can anyone help, please
Hi, I dropped my lens and now when I connect it to my camera it makes an error noise and will take one photo then disconnect from my camera. I have tried it on my other cameras so I know it's a lens error. #EF 24-70 1:4 L IS USM
Hello! I’m searching everywhere to find an answer to something I’m noticing on my new EF 16–35mm f2.8L USM iii. My question is: Have you found the newer 16-35 iii is slightly darker and has a slightly narrower field of view than the older version ...
Hey yall, I picked up a used copy of a 100-400 ii a couple months back to 'upgrade' from my 400mm F5.6L prime. That lens was razor sharp and I loved it, but I wanted the zoom and the equal if not better sharpness from what I read online. At first I t...
Hi all, does anyone know where can I view MTF charts for Canon's RF lenses? Thank you!
Hello,For a while now, I've had bad artifacts from my RF15-35mm F2.8 L IS USM when photographing scenes in which light meets a sharp edge beyond which the scene is dark. A recent, particularly severe example is attached from underneath a recess cave....
My r6ii with rf-ef adapter and 70-200 f2.8 iii lens is now making a constant noise that sounds like it's struggling to find the focus. I've never heard it before. I have bbf set. Even with lens set to manual focus, the focus motor seems to be runni...
https://dc-watch-impress-co-jp.translate.goog/docs/topic/special/2068796.html?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en&_x_tr_pto=wapp May need to select language if the link doesn't transfer well.
So I have the original EF 100-400 4.5-5.6 L IS USM lens, and already know that with the EF 2x Extender I can’t use autofocus because the maximum aperture is f/9. Does anyone know of a third party option that would still allow autofocus? The 400mm f/2...
Hello, I’ve just recently purchased a new EF 70-200mm 2.8 L USM lens from mpb, and despite the site not mentioning any issues with the lens, upon its arrival I’ve had some major issues with its autofocus feature. When going to shoot, the distance i...
Hi there - I am hoping someone out there can help me with a problem I had Saturday night shooting an event. My 70-200 lens on my r6 Mark II body would not autofocus whatsoever. It wasn't even trying to focus. The orange box was there indicating it wa...
Hello!My AF feature stopped working on my lens and ever since I turned 50, I absolutely rely on it to nail focus. (The whole glasses on to see camera buttons, glasses off to look through lens scenario drives me crazy, but I digress). Steps I've taken...
Hi All,I use a Canon EF 24-105mm f/4 L with a Canon R6 and a Canon EF-RF adapter. For the second time in six months, the diaphragm has failed (Error 01). Does anyone have an idea why this might be happening so often? Is it possible that shooting HDR ...
