EF & RF Lenses
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Should I buy ef lenses for my EOS R6 II?

Hi I was thinking about adding a 70-200 f2.8 to my inventory. The rf mount is very expensive so I thought about buying a used ef mount lens. Some friends of mine said they don’t see any loss of quality with the ef and a adapter, some say there is a l...

dikebki1 by Apprentice
  • 190 Views
  • 5 replies
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Confirm extender compatibility with the new RF70-200 2.8L Z

I’m seeing some conflicting compatibility info between the RF2x extender and the specs for the RF70-200 2.8L Z lens on the Canon site. On the product page of the lens it states “Compatible with Extenders RF1.4X and RF2.0X”, but on the extender page i...

Pgallett by Apprentice
  • 126 Views
  • 4 replies
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Resolved! EF 18-55mm Rubber Focus Ring is very sticky to the touch.

I have a EOS Rebel T5i I bought a Costco about 12 years ago. I have not used it for about 2 years and during that time it was stored in the Canon camera bag. I got it out yesterday and found that the knurled focus ring has become very sticky to the t...

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EF 24-70mm F2.8 USM L Lense auto focus not working

Dear Experts, I accidentally dropped my camera with the lens attached. Now, I'm discovering the auto focus is no longer working. Any idea how to fix it? Is it worth fixing? To repair, where can I send it to? Thank you.

limvo05 by Rising Star
  • 552 Views
  • 21 replies
  • 0 likes

EF 400mm F4 DO II vs EF 500mm F4 ii

Hi AllI mainly photograph birds (often small) and own the 400mm DO ii (also the RF 100-500).   I have been very happy with the 400 DO II, even with the 1.4 iii extender.  However, I'm looking to move to something with a little more reach that will ta...

mikeaff by Contributor
  • 318 Views
  • 3 replies
  • 0 likes

How to disassemble a EF 35-75 f3.5-4.5 ?

Hi,I'm trying to repair a Canon EF 35-75 1 : f3.5-4.5. It has a broken focus mechanism. I have looked on Youtube and cant find a video that shows a full disassembly. I have it partially disassembled it but I can figure out the steps to get the remain...

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RF L lens and R6 or EF L lens and R6 ii

I would love to get opinions as I return to photography. Plan to shoot mostly portraits and dog sports with a full frame camera and 24-70. My last setup years ago was 5d II and 24-70. Go anywhere and do anything setup for me.Now I’m looking into a ne...

bhoot960 by Apprentice
  • 126 Views
  • 3 replies
  • 0 likes

EF 100-400 mark I viability on EOS R7

Hi, I own the r7 and use it mai ly for wildlife with the rf 100-400. I would sell the RF if i got a chance to buy the EF mark ii (for the extra stop) but cant get a hold of it for more than a year now. Now i got an offer for the EF mark I basicaly ne...

Canon RF 100-500mm Zoom ring malfunction

Hello Canon family, I recently purchased brand new canon RF 100-500mm lens and in a month, zoom ring malfunctioned.Zoom ring (to set the focal length of the lens) is stuck at 100mm and unable to rotate or do anything.Have you ever encountered such is...

Astrophotography lens recommendations for EOS R8

Hello everyone, I just purchased a Canon EOS R8 and now I’m looking into purchasing my lens. I am a beginner into photography but I really want to focus on astrophotography. What lens would you recommend? I currently have these two in mind but I want...

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