Canon Community

Seanac · 06-22-2025

I picked up the Canon 100-400 F/4.5-5.6L IS II USM recently and found that many of my images are now soft.I use this lens with the canon 90D body; and I upgraded from the sigma 100-400I shoot aviation, and on many occasions half of the plane is soft ...

Seanac · 05-06-2022

Hello,I was out taking photos a few days ago and was messing around with settings. I went into the custom functions (c.fn) menu I believe and changed the exposure level increments to 1/2 stop. I quickly changed it back because I did not want 1/2 stop...

Seanac · 03-03-2022

Hi. I am looking for an upgrade from my T6S. I shoot aviation photography, so it’s fast paced like sports/wildlife. I’ve made other forum posts similar to this topic, and most people reply the 7d mark 2 is a good upgrade.I would like to know what you...

Seanac · 02-16-2022

Hi guys. I’m looking to get a faster SD card so my camera can process images faster and so I can take more continuous photos.im looking at a 300MBS SDXC UHS-II SanDisk card, I googled if my camera was compatable with UHS II and it says that my camera...

Seanac · 02-14-2022

Whar should I upgrade to? + HELPHi guys, new member here. I currently own a Canon T6S (760D) and I mainly shoot aviation photography. I feel like I have outgrown the T6S and am thinking about selling it and purchasing a new camera. I would like to kn...

Seanac · 06-22-2025

I just wrote down some words on paper and taped it to my wall, every word was sharp at 100mm and 230mm, couldn’t tell a sharpness difference between the canon and sigma. Next time I’m at the airport I’ll take my old lens and compare in the field

Seanac · 06-22-2025

Lens is used, hasn’t been dropped or anything and if I shake it around I don’t hear anything loose. ive gotten some sharp photos from it, but a lot of the shots are thrown away. I thought it was engine exhaust as well, but it seemed too consistent.He...

Seanac · 06-22-2025

Hi, yes here are some photos. I believe the delta photo shows the problem the best - the nose is sharp and the tail registration numbers are soft. I didn’t previously have this issue with my other lens, and I’m using the same spot at the same time of...

Seanac · 05-06-2022

Update : just looked and the lock button is accidentally switched up. Fixed now. Thanks!

Seanac · 05-06-2022

77D, immediately after it happened I found the settings reset button and clicked it but it didn’t get rid of the lock

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Softness issue with Canon 100-400 F/4.5-5.6L IS II USM

Exposure compensation stuck in lock. HELP!

77d worth it?

Will UHS II Work for me?

What should I upgrade to? + HELP

Re: Softness issue with Canon 100-400 F/4.5-5.6L IS II USM

Re: Softness issue with Canon 100-400 F/4.5-5.6L IS II USM

Re: Softness issue with Canon 100-400 F/4.5-5.6L IS II USM

Re: Exposure compensation stuck in lock. HELP!

Re: Exposure compensation stuck in lock. HELP!