EF & RF Lenses
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EOS R5 Won't Work with Tamron SP 150-600mm Lens

R5 and TAMRON SP 150-600mm F/5-6.3 Di VC USD/Model A011EJust purchased an R5 and my tamron lens won't operate on the camera. At first it will show image on screen and evf and when I try and focus and take photo camera lock up. Lens is a early version...

S_S1001 by Apprentice
  • 2 replies

searching for a good lens for EOS Rebel T3i

i just got a T3i and i am looking for lenses that will work well with the cameraI heard it works ok with EF lens but seeing I am an amateur I don't really know which one will be the best or the most suitable 

RF100mm F2.8L able to do MF with 1:2?

Hi all,I plan to use the above lens on an RP body for dental photography. On my older EF 100 macro, I was able to select MF with 1:2 (turning the lens to select this magnification) to keep my shots at the same distance and keep before/after a consist...

MLTDDS by Apprentice
  • 7 replies

Resolved! RF 100-500mm Small Scratch on Front Element

I wonder how much Canon would charge for replacing the from lens element of my RF 100-500mm lens?I purchased the RF 100-500mm L lens in 2021, and just a day ago I realized that the from glass element has what it seems to be a small scratch.  I have n...

Resolved! RF Lens on an EF camera body

Hello, everyone.I understand that the newer mirrorless R/RF cameras can be fitted with an adapter that would allow them to use older DSLR lenses.  I recently found out, however, that DSLR camera bodies could use R/RF lenses if the DSLR camera is fitt...

CuriousPR by Contributor
  • 4 replies

Resolved! F0.95 Lens For A Canon T4i?

Hello, everyone.  This is literally my first post on here.  I’m a veritable newbie, have a Canon T4i, am preparing to shoot a short film, and am wondering what the lowest f-stop I can get for a lens that would fit my Canon would be.I saw the film  “U...

CuriousPR by Contributor
  • 13 replies

Canon 75-300m Lens not focusing

I recently bought a new lens, and it doesn’t seem to be focusing. The focus moves when I try to zoom in or out. When I use auto-focus, the lens focuses only when I’m zoomed out. When I'm zoomed in, it will only jitter back and forth.

Blake1 by Apprentice
  • 12 replies

Resolved! Trouble Using Vivitar Lenses on EOS R50

I recently purchased my first new camera in many many years. It is a Canon R50 with an RF-S18-45mm F4.5-6.3 IS STM Lens Kit. The vendor included a Vivitar VIV49T-NOC Telephoto Lens and a Vivitar 0.43 Wide Angle Lens (VIV49W-NOC) in the bundle. Are th...

don67 by Contributor
  • 8 replies

Resolved! What lenses work with Canon Extender RF 1.4X (4113C002)

I was wondering what Canon RF lenses work well with the Canon extender RF 1.4x (411C002).  I was thinking of getting one to use with my 24-105mm and my 70-200mm lenses. I'd appreciate your insights on the subject.  

JFG by Rising Star
  • 1 replies

Macro vs Telephoto Lenses: Viewing Remote Objects

Hey hello! I'm new in this hobby, so I'm trying to learn new informations. So my question is: are there any differences between macro lenses and lenses for remote objects or it's the same thing? I have Canon EOS 200D and I would like to buy either ma...

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