Canon RF100-500mm MF stopped working
Hi, MF isn’t working on my RF100-500mm (on an R8. As I twist the focus ring the scale doesn’t move on the LCD. Don’t think I’ve altered any settings. Be grateful for any suggestions, thanks.
Posts
EF-S APS-C lens on Full Frame ?
Hi, I have found myself in a bit of a predicament, I’m in an upgrade process, from Canon 2000D. I had my mind made up on the Canon R7, which will be a great transition with all my current lenses, by just adding the EF to RF Adapter. But now I found a...
24-105mm L Image Stabilization Issue - Only Works on Live View
Hello, just got a 24-105mm to my 5d mkii. However the lens jumps/shakes in the viewfinder and makes a loud noise when halfpressing the shutter button.Happens in both af/mf and IS turned on or off. Seems to be happening more when IS is turned off. Whe...
Laowa and DZOFilm cinema glass on EOS R5 Mark II causes artifacts on playback
I recently tried to use some of my cinema glass on my R5 Mark ii, specifically the Laowa 12mm and DZO 21mm and when importing my footage there were green flashing lines across the screen, pin holes and white flashes. The video plays back fine on the ...
RF-S18-150mm AF/MF switch stopped working
Hello everyone, I have an r7, and with the rf-s 18-150mm f3.5-6.3 STM, I have been using the af/mf switch on the front of the camera body to switch between focus modes quickly, since the lens has no such switch. Suddenly this switch on the camera bo...
Resolved! Some weird blurriness for EOS R6 Mark II with RF24-105 f/4
I bought my new canon R6Mark2 with RF24-105 f/4 from Japan recently and shoot my first set of photos. However, the blurriness of the out-of-focus area appears to be very weird. Here are some examples: Screenshot 2025-10-25 at 5.12.51 PM.jpg Screens...
Resolved! Is this a Newton Ring in my EF-M 14-45mm
test 01 45mm.jpegsurfer newton ring.jpegThis concentric ring appears at every focal length in the same spot, in the top left corner, at aperatures 6.0 and smaller, magnified with more zoom toward 45mm. With or without hood or filter or angle of the ...
Determining a Nodal Point (no Parallax Point)
Depending upon the content captured in panoramas, it will be crucial to determine the nodal point (aka no parallax point) of your lens and camera combination. This allows for easy compositing since objects in the scene will correctly line up. What fo...
Wait for Sigma 16-300 or just buy the RF 100-400?
Hello! Just for context I have an EOS R50 The said sigma lens which should be out by May could potentially replace my 18-150 and I really like the idea of a 2x farther zoom than what I have plus the ability to go even wider. However I also want a ded...
EF-S 10-18mm f/4.5-5.6 IS STM rear lens element moves
Hello everyone - I recently purchased a used Canon EF-S 10-18mm f/4.5-5.6 IS STM. The rear lens element moves. I first noticed it before I put it on the camera. It’s kind of like a rattle. Is this common with this lens? I’ve never owned a lens tha...
Protecting non-weather sealed lenses
I'm going to be taking my R7 (weather sealed I believe) with my RF 100-400 and likely EFS 17-55 to the beach, hoping to photograph sand pipers/gulls/pelicans and some landscapes by the water, how should I protect my gear? Is a fly bag/rain cover enou...
Baseball photos too far away with 24-50mm lens on EOS R8
Help I’m a newbie. No idea what I’m doing. Tried watching YouTube videos but I’m still lost. I have a Canon R8 EOS. I have a 24-50 lens? I bought it to take photos of my son’s baseball tournaments. What I have right now is not close enough or clear ...
EF 135mm f/2L USM not manually or auto focusing
Hi,Yesterday I tried using my 135 mm f2 L lens and it was not auto or manually focusing. Even when I tried turning the ring it doesn't do anything. I used it one week ago with no issues and I haven't dropped it or anything. What can be the issue and ...
Canon RF 100-500mm f/4.5-7.1 IS USM catching on something internally when zooming.
This just started happening and I have no idea why. When I am zooming in and out I now feel something catching inside and clicking. It feels like one of the thin ribbon wire bands has gotten out of place and it clicking on the elements. That is just ...
RF 400mm f/2.8 Lens Tips: Autofocus is slow
Hello, I use the RF 400mm f/2.8 lens with either my R1 or R3 to shoot football and soccer. I have a lot of difficulty getting the lens or camera to focus fast. It's not that I don't get good shots with it, but I seem to get a disproportionate number ...
