EF & RF Lenses
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Lens Error 1

I recently acquired a Canon EOS 7D and two lenses, an EF 24-105mm f/4L IS II USM and an EF 50mm f/1.8 II. When I try to use the EF 24-105mm f/4L IS II USM, it constantly gives me error code 01, that the contacts on the lens need to be cleaned, even r...

Essential Lenses?

I’m curious as to what people would consider an “essential lens”. I currently have the 70-200 4.0 and the 18-55. I mainly shoot wildlife and landscapes but want to open up what i can shoot with different lenses. What are some suggestions? 

Canon 70-200 lens wont lock

Hey guys,So, my Canon 70-200 2.8 was latching on the camera body just fine until last week. It seems like the pin is not going up on the locking hole of the lens, causing the lens to not lock and move freely. I took out the metal plate from the lens ...

jav818 by Apprentice
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Wide Angle Zoom for Canon EOS R

As the title suggests I’m looking for a UW angle zoom for my eos R for landscape photography. I have the 24-70 2.8 MKii that use about 75% of the time and the 70-200 F4 original that I use the other part. I’m looking to get some more wide angle shots...

Canon EFS 18-55 mm lens not functioning properly

Hello!I have a Canon Rebel XS camera with a EFS 18-55 mm lens on it which has worked great up until recently.  A few days ago whenever I would try taking a picture with this lens the Error 01 message would come up saying that the connection between t...

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nried001 by Apprentice
  • 1542 Views
  • 9 replies
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Stacking 2.0 & 1.4 Teleconvertor with 12mm ext tube

I have an EOS7dii, with my 100-400mm canon lens I attached a 2.0 tc with a 12mm lens tube to a 1.4 tc.  The first time, no problem, second time lens doesn't seem to focus at in manual focus.  The lens & teleconvertors are all Canon gear. Any suggesti...

LarryS1 by Apprentice
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  • 18 replies
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Canon 17-85 IS USM Making rattling noise

Hello everyone! I bought an old, second-hand, Canon 17-85 IS USM lens, that has been sitting on my shelf until recently. After a serious test, that unfortunately I did not have the opportunity to perform upon buying said lens, I discovered the follow...

sfsmmq by Apprentice
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  • 2 replies
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Resolved! 5D Mark 3 auto focus problem.

I probably shudl post my question on lens section but i cant find the section anywhere. Here is the thing , I bought a used 24-70 2.8L USM online, tne seller claimed that he tested the functionality and no problem upon mailing the lens.However I run ...

Nikkor 35mm 1.8G DX for Canon EF

Hello, I just switched ecosystems from Nikon to Canon. I absolutely loved my Nikkor AF-S 35mm 1.8G DX lens, particularly the sharpness. What lens for Canon EF would be most similar to the Nikkor? I have a T7i.Thanks,Jimmy

Extension Tube for 5Ds

Hello, Can anyone here give me some advice on which extension tube to buy? I thought I would play around with Macro since we are in a lockdown with COVID19. Thanks!

limvo05 by Rising Star
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  • 6 replies
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Which lens is best paired with Canon 5Ds for bird photography

Hello, Can anyone here give me some advice on which lens is best paired with my Canon 5Ds for bird photography? I have with me a 70-200 F2.8 II and a 2X Extender Mark III. While it is manageable in terms of sizes, that combination is somewhat heavy t...

limvo05 by Rising Star
  • 2042 Views
  • 22 replies
  • 0 likes
Getting started

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

Announcements
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 1.0.5.1 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 1.0.5.1 is available for EOS-C500 Mark II
05/26/2022: New firmware version 1.0.3.1 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 1.0.1.1 is available for EOS R5 C
03/23/2022: New firmware version 1.0.3.1 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
01/19/2022: READY FOR ANYTHING EOS-R5 C
01/13/2022: Community Update. We will be retiring the legacy profile avatars on 01/20/2022. Click this link to read more.