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EOS R5 C autofocus not working in video mode on EF lenses

aanbari
Apprentice

Hello,

I just bought the R5c.  I own a number of EF lenses.  All my EF lenses autofocus fine on the Photo mode of the R5C but none of them autofocus in video mode.

This includes 

- Canon 16-35 f2.8 III

- Canon 24-70 f4 II

- Canon 70-200 f2.8 III

- Sigma Contemporary 150-600

I have upgraded the firmware to the latest on camera.

Is there anything I can do?  Please help.

thanks,

Ammar

1 ACCEPTED SOLUTION

shadowsports
Legend
Legend

Greetings,

You need to have Continuous AF enabled in Cinema OS.  Be sure to install FW version 1.0.7.1 or 1.0.8.1.  This way you also get Large Focus Guide, Standard / Thick AF box, Gridlines on playback and support for reset AF point to center using Set or Joystick if progrmmed.  Also*** you can map ISO or shutter speed to the quick control dial on the back...  I use shutter angle and recommend that unless you have a specific reason not to  😉

See page 90 of the Video Users Guide

eosr5c-aug7-video-en.pdf

~Rick
Bay Area - CA


~R5 C (1.0.7.1) ~RF Trinity, ~RF 100 Macro, ~RF 100~400, ~RF 100~500, ~RF 200-800 +RF 1.4x TC, BG-R10, 430EX III-RT ~DxO PhotoLab Elite ~DaVinci Resolve ~ImageClass MF644Cdw/MF656Cdw ~Pixel 8 ~CarePaks Are Worth It

View solution in original post

11 REPLIES 11

shadowsports
Legend
Legend

Steve,

The R5 C is a hybrid camera that has two operating systems.  Photo mode and video mode.  Photo mode has the standard photo menus you're accustomed to seeing on a DSLR or mirrorless.body.  Video mode runs Canon's Cinema OS.  It runs completely independent of photo mode. There is no integration.  It's the OS that runs on Canons professional Cinema series video cameras.  

~Rick
Bay Area - CA


~R5 C (1.0.7.1) ~RF Trinity, ~RF 100 Macro, ~RF 100~400, ~RF 100~500, ~RF 200-800 +RF 1.4x TC, BG-R10, 430EX III-RT ~DxO PhotoLab Elite ~DaVinci Resolve ~ImageClass MF644Cdw/MF656Cdw ~Pixel 8 ~CarePaks Are Worth It

Rick,

Thank you. I understand now.

I read up on the R5C yesterday. Quite an impressive camera.

Steve

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