EF & RF Lenses
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Resolved! RF 100-500MM Lens available in 2022 same as in 2025?

All, Two questions. Is the RF 100-500MM lens that was an available in 2022 the same as the RF 100-500MM lens available today? Looked at the difference in pricing between the RF 200-800MM lens and the RF 100-500MM. The RF 200-800MM lens is $800 less e...

Cantrell by Rising Star
  • 1039 Views
  • 7 replies
  • 0 likes

Resolved! EF 28-105 AF not working

Hello! I have an EF 28-105 f/3.5-5.6 lens (USM motor) and I have AF problems with it. the autofocus does not work, I hear a few clicks while focusing (very softly), and the focus ring is difficult to move. I have another USM lens, but the ring on thi...

Markussqw by Contributor
  • 1518 Views
  • 16 replies
  • 0 likes

EF-S 18-55mm Invalid Lens Serial Number

Hi Canon Support, I'm having a problem with my old lens autofocus not working, and planned to send it for repairs here in Canon Malaysia. But during the pre-service registration, my lens' s/n is invalid. Need help to overcome this. Thanks. Details ar...

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Kendillo by Apprentice
  • 831 Views
  • 8 replies
  • 0 likes

Sigma APO lens won't fit on an EOS Rebel T6

Hi there, hope someone can help I own a Rebel t 6, but it was given to me a Sigma Apo lens 70-200 mm f2.8 II EX DG MACRO HSM SA, but it does not fit on my camera , its a little too small , any suggestions on what should I do in order for me to use th...

Serva73 by Apprentice
  • 752 Views
  • 7 replies
  • 0 likes

EOS R6 - 200mm lens recommendations

Hello, I may have an opportunity to photograph pro wrestling but from a media area in the stands. Near hard cam. Light should be good near the ring but I’ll need a lens with around 200mm capabilities. So around a 70-200mm lens. Probably a 2.8. I curr...

Reverse Lens Mount Recommendations for Macro Photography

In terms of build quality and performance, what type of reverse lens mount should I be looking at?  I'm looking to use this method in place of buying a Macro lens at the moment, just to test the waters and explore the world of Macro photography. Any ...

EOS R8 Lens recommendations for documentary-style photography

My wife just got a Canon EOS R8. She’s already so good with it and loves it. I don’t know anything about cameras but want to get her a lens. She says she wants to get into “documentary style photography”. Any advice on which lenses I should consider ...

rambo007 by Apprentice
  • 1631 Views
  • 17 replies
  • 0 likes

Tamron 28-75 macro lens stopped working on my R5

I’m a bit frustrated. I was working on a project for underwater photography that requires a 60 mm focal length. I had an old Tamron 28-75 which worked all week before my trip, I get down here and now it stoped communicating with my camera. It’ll focu...

nlarghi by Apprentice
  • 301 Views
  • 3 replies
  • 0 likes

Resolved! Lookin for EOS R10 lenses for concert phtography mostly

Hi! I am new to phtography but I have loved it for my whole life, and dreamed of the real more serious camera for many years. Finally, I am thinking about getting one, which I have landed my mind on EOS R10. But the headache for me is the lense. I am...

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inesaa by Contributor
  • 1007 Views
  • 10 replies
  • 0 likes

Canon 24-70mm f2.8 ii flex cable ribbon problem again

I have a couple of these lenses and I do really love them. They are the work horse in my stable of glass.That being said, this is the 3rd lens now that has failed with the ERR code communication problem. I have had this happen a couple times before s...

llehmann by Enthusiast
  • 43946 Views
  • 107 replies
  • 12 likes

Resolved! EOS 5D Mark IV err 01 24-70mm 2.8

Hey Everyone, Every time I use my 24-70mm lens an "err 01" message appears on the screen of my Mark IV. I have had this lens and camera for 2 years (bought brand new) and this is the first time this has happened. I have cleaned the lens contacts nume...

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