EF & RF Lenses
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Canon 100-400mm mk i, Image Stabilizer not working at 24 fps

I'm using the canon 100-400mm mk i on a sony A7S wtih a metabones mk iv.  I noticed that the image stabilizer doesnt work when shooting video in 24fps. The stabilizer works for foto and video when the camera is set at any other frame rate.  Has anyon...

asandell by Apprentice
  • 3 replies

Resolved! Depth of field question

My 5D Mk3 seems to have a DoF which is biased from the focus point towards the camera. In other words the depth of field is not equal about the point of focus. It is particularly noticable on my Canon 85mm f1.8 lens when taking "close up" photos at a...

FWG by Contributor
  • 20 replies

Mysterious index mark on focal length zoom ring?

I own 12 different EF and EF-S Zoom lenses. 5 of them have a mysterious index mark on focal length zoom ring as shown in the photos below.  The 24-105mm USM also has a little white dot. I circled the markings in Red. My 7 other Zoom lenses have no ma...


I'd love some advice on which lens to buy...

Hi,Great to be here. I'm a novice and hobbyist shooting with a 77D. I currently just own a 50mm 1.4 lens. I'm looking to assemble my own kit, but I'm not sure which lens to purchase next. I know I'd love a versatile lens that can handle low-light sit...

Stan16 by Contributor
  • 20 replies

Resolved! 50mm 1.8 stm lens not focusing

I just recently purchase a new 50mm 1.8 lens on eBay for my canon T3i, the kit lens that comes with my camera works perfectly fine but the 50mm refuses to connect with the camera so I can't focus on AF and MF, all I see is a zoomed in blue background...

Shalolo by Apprentice
  • 5 replies

Impact of lens scratch

I have the opportunity to buy a Canon zoom lens at a good price, but it has a minor scratch. Seller says it has no impact on photos. Should I beware or purchase it? How could it impact the photos? Thanks!

Sandy_T by Contributor
  • 7 replies

Dynamic Range in Canon 6D Vs Canon 6D Mark II ?

i am Using Canon 6D for Urban landscape Photography  Thanks alot for the responses in this Canon Comunity earlier 1 year when i got the encorgment to buy the 6D instead of the 5D Mark III as 6D considered better in low light conditions ( as i am usua...

Janabi79 by Contributor
  • 3 replies

Wanting more zoom...

I have an EF 70-200 f/2.8L lens that will be on a 5D Mark IV body. I realize the I can use this lens with either of the Extenders, the version II if I remember correctly. Have read that this will choke back the Aperture some. One of the things I will...

Portrait Lens Option - 50 f1.2 or 24-70 f2.8

I have a 6D that I am using for portraits of models.  It came with the 24-105 lens but not being satisfied with the max f stop size I purchased the 70-200 f2.8 and while it is a great lens for this, I often find I am shooting at the lower end of the ...

HELP! My lens is “jumping”

I have a 100mm macro canon l lens. It has always worked beautifully, however this afternoon it is jumping. When I turn the camera on, it does nothing but jump. I’ve attached and reattached it too. Other lens are not bahving like this one and appear t...

djorae by Apprentice
  • 5 replies

New lens???

Hi, could anyone tell me how to tell if a lens is a UK product or otherwise? I just bought a Canon 18-135mm lens off the internet from a well known company. It was listed as new, in retail box with warranty card and manual. When it arrived, I found n...

Canon Lens.jpg
John22 by Apprentice
  • 8 replies
Getting started

New to the community? Here's some information to help you get acquainted:

03/14/2023: New firmware version 1.8.1 is available for EOS R6

03/02/2023: New Firmware Updates Are Available:

EOS R7 - Version 1.3.0EOS R10 - Version 1.3.0
02/24/2023: We've updated Share Your Photos

2/07/2023: New product announcements!

EOS R8 EOS R50RF-S55-210mm F5-7.1 IS STMRF24-50mm F4.5-6.3 IS STMRF15-30mm F4.5-6.3 IS STM
01/18/2023: New firmware version 1.1.1 is available for EOS R6 Mark II
01/09/2023: Help ensure your autofocus is properly aligned with a Canon Precision Alignment
01/03/2023: Welcome to CES 2023!
12/08/2022: New firmware version is available for EOS C70
12/07/2022: New firmware version 1.7.0 is available for EOS R5
11/22/2022: New firmware available for EOS R3, EOS R7 and EOS R10
11/16/2022: We're thrilled to be ranked among the Best Employers for Veterans in 2022 by Forbes.
08/31/2022: New firmware version 1.1.1 is available for RF 70-200mm L IS USM
08/09/2022: New firmware version 1.2.0 is available for CR-N 300
08/09/2022: New firmware version 1.2.0 is available for CR-N 500
07/14/2022: New firmware version 1.0.1 is available for CR-X300
06/10/2022: Service Notice:UPDATE: Canon Inkjet Printer continuous reboot loop or powering down
06/07/2022: New firmware version 1.3.2 is available for PowerShot G7 X Mark III
05/31/2022: Did someone SAY Badges?
05/26/2022: New firmware version is available for EOS-C500 Mark II
05/26/2022: New firmware version is available for EOS-C300 Mark III
05/10/2022: Keep your Canon gear in optimal condition with a Canon Maintenance Service
05/05/2022: We are excited to announce that we have refreshed the ranking scale within the community!
04/26/2022: New firmware version is available for EOS R5 C
03/23/2022: New firmware version is available for EOS-C70
02/09/2022: Share Your Photos is back!
02/07/2022: New firmware version 1.6.1 is available for EOS-1DX Mark III
01/13/2022: Community Update. We will be retiring the legacy profile avatars on 01/20/2022. Click this link to read more.