EF & RF Lenses
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Resolved! Canon EF Extender compatibility

I've inherited a wonderful Canon EF 70-200 2.8 L lens. It is a Type I, I believe. I'd like to purchase a Canon EF Extender and was wondering if the Type II or Type III extenders would be compatible. I understand the mount will fit but I'm concerned a...

rpurdum by Apprentice
  • 929 Views
  • 1 replies
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RF 100-500 Lens with 1.4 or 2X Extender

Wondering to get either a 1.4 or a 2X extender with the Rf 100-500 lens. Two concerns, one is a lot of wildlife photography is in lower lighting conditions and the 2X drops it to 11/14. Also, was surprised to see that the extender only works 300-500m...

waldojess by Contributor
  • 24518 Views
  • 22 replies
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Lens Fungus Prevention Best Practices

Good Morning,I recently purchased a T7 kit as well as two additional lenses. I live in Western Pennsylvania and store my equipment in a LowePro bag.The other night in the Canon Community I came across some posts about lens fungus and I have been tryi...

danimal59 by Contributor
  • 6369 Views
  • 12 replies
  • 5 likes

Resolved! help with canon 2x III extender autofocus

Hi I have a canon 100 400 IS II USM lens and have recently purchased a canon 2x III extender. I have a canon 6D mark II camera.I need help/advice. on the following issues.1. I cannot auto focus using the extender. In fact the autofocus option disappe...

Canon 70-200 f2.8 USM lens focus problem

Hi everyone.Have just joined the forum :-). I had a great idea of trying to photograph the flypast during King Charles III coronoation over the weekend. I was hoping to use my original (Mk 1 lens dating back to the 1990's) 70-200 f2.8 lens and my 1.4...

Canon Autofocus Alignment service

Have you used the Canon Autofocus Alignment service?  I dropped my EF 100-400, which I use on an R5 (didnt drop the camera) and I think my focus is soft.  I went on CPS chat and no one answered so am asking here.  What is the cost and what is the tur...

LaneW by Enthusiast
  • 1447 Views
  • 3 replies
  • 0 likes

Resolved! EF vs EF-S interchangeability

I know this has been discussed before, but I have a fairly specific case and I'm still not sure how the discussions apply.  My wife has agreed to photograph a relative's wedding.  She has done some semi-pro photography before but her Sony alpha DSLR ...

RF24-240mm Compatibility with Canon R8

Hi all!I'm planning to buy a Canon R8. I generally do travel photography so wanted a long range lens.I was thinking of getting : RF24-240mm F4-6.3 IS USM (SKU 3684C002) Can someone tell me if this is a good lens for my use and if it is compatible wit...

Budget RF macro lens recommendations

Looking for a relatively budget macro lens for EOS R8 body that can focus at 10cm. I like to photograph flowers and insects. My PowerShot G1X can do this when the aperture is wide open.Considering the 24-105 f4-7.1 STM kit zoom which I heard can focu...

kanhji6 by Apprentice
  • 2372 Views
  • 4 replies
  • 0 likes

Canon EF-S 18-135mm STM Focus Issue

So I recently bought this lens second hand and I noticed a problem with the focus where it only focuses to a certain distance. Both for auto and manual focus. I use this with a Canon M6 MKII and I use the viltrox adapter for it. My 50mm f/1.8 II focu...

rambo007 by Apprentice
  • 1352 Views
  • 2 replies
  • 0 likes

Resolved! RF 600mm f/4 rattling?

I recently purchased a brand new RF 600mm f/4, there's some audible rattling from inside the lens when there isn't a camera connected. I connect a camera and turn it on, the rattling stops. Camera goes off and gets detached, back to rattling. Is this...

RF 24-240 and Extenders

Hi everyone!I have Canon RP and RF 24-240 lenses. And also I have an adapter RF->EF.Which extender will work with my lens?Is Canon Extender RF 2x compatible with RF 24-240? 

RF 100-400mm lens Movement inside barrel

Is it normal that my canon rf 100-400mm lens moves inside? I wanna say its the barrel inside that moves when i shake the lens side to side a little bit. Never paid attention to it until i realized it moved. I don’t know if its because its a longer le...

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