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EOS M50 Mark II & EF 70-200mm f2.8 L IS II USM Won't Focus

Hello Amazing people. Hope y'all are having a great day. I bought a Canon EF 70-200mm 70-200 f/2.8L f/2.8 f2.8 L IS II USM lens for my 13 year old who has taken up interest in shooting sports scenes. I bought it for him from eBay. Anytime he tries to...

New Product Announcements!

RF200-800mm F6.3-9 IS USM  6263C002_RF200_800mm_3.png Powerful zoom range from 200mm through 800mmCompatible with Extender RF1.4x and Extender RF2x, at all focal lengthsComfortable handheld shooting and amazing mobilityOptimized optical design mainta...

6263C002_RF200_800mm_3.png 6347C002_RF24_105mm_9.png 6262C002_RF_S10_18mm_primary.png 6348C002_Power_Zoom_Adapter_PZ_E2_primary.png
ccanada by Administrator
  • 18563 Views
  • 13 replies
  • 11 likes

EF 400mm F2.8L IS USM Bayonet Mount Tapped Hole Stripped

My lens has seen some rough times. I purchased it used from someone who shot with it for a living. It is ugly. But was working well. The weather seal on the mount was shot, so I wanted to replace it. Sadly one of the 4 threaded tabs on the lens is st...

inkjunkie by Enthusiast
  • 13246 Views
  • 15 replies
  • 0 likes

Which Lens Should I Buy Next for My R50?

I can provide as many details as necessary if I leave any pertinent info out here. Sorry, this is my first thread on Reddit. I've only had my R50 since Christmas 2023 and I'm still in the process of learning everything about it and photography itself...

chiss by Apprentice
  • 8329 Views
  • 4 replies
  • 0 likes

Optical Resolution on the EF-S 18-55 mm lens

Hello! I am a researcher using an EF-S 18-55 mm lens to film some mechanical testing of composite structures I have 3D printed using a polyjet printer and I was wondering if anyone knows the dpi on this lens or has tested it? The points I am tracking...

PolyJet by Apprentice
  • 3288 Views
  • 3 replies
  • 0 likes

Canon EF 500mm f/4L IS USM Maintenance Recommendations

Hi,Being the owner of a EF 500mm f/4 for almost fifteen years I would liketo have it maintenance serviced. Unfortunately Canon no longer supportsservice for this lens. Can anyone recommend a good lens maintenancecompany in the Southeast US? Thank you...

Mark7pro by Apprentice
  • 3471 Views
  • 3 replies
  • 0 likes

Resolved! Soft / Blurry zoomed photos on Cannon R8 EF 100-400mm lens

Please help, not sure what changed in my manual photo setting but my photos are turning out soft / blurry when zoomed in. It was not this way before. Here are some pics and settings of the photos  The birds were not that far from me, it was a cloudy ...

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EF400mm f/2.8L IS II USM stops working

Weird Problem with a canon EF 400 / 2.8Hey there,i got a weird one here, i mainly use my 400/2.8 L II with the 1Dx, but the behaviour is reproducable on my 5D Mark III, and it only happens with the 400.After a short time of normal function the displa...

Resolved! Irix 15mm incompatibility with Eos R6 Mark 2

Hello,I just would like to report the total incompatibility between Irix 15mm and the new R6 mark 2. I hope for a firmware update on Canon side but if ever somebody has a temporary fix, that would be great. In the end we would just need to be able to...

Iphosia by Contributor
  • 11593 Views
  • 23 replies
  • 0 likes

Birding Lens Recommendations for EOS Rebel T5

Hey everyone, I'm new to the site.  I've had my Canon for years and my strongest lens is 300mm.  I've been taking many photos of birds for the last couple of years and would appreciate a recommendation for a stronger lens.I've been enjoying it, but I...

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