Canon EF and RF Lenses Forum

Resolved! Carepak question: on lens

Does anyone have this Carepak service for their lens? NOT camera. Information is a bit lagging for lens. I get if damaged, etc. but what about servicing the lens annually? Checking I see it's a very rudimentary service, for lens. Tighten some screws,...

Canon EF Zoom 17-40mm Auto-focus Problem--Canon won't service?

I recently started having trouble with my cherished 17-40mm 1:4 L USM lens. It won't properly auto-focus. It hunts and sometimes gets it right but usually doesn't. I can still manually focus. All my other lenses still auto-focus fine on my EOS 5D Mar...

Resolved! Good Overall Lens for EOS Rebel T6

Hi new here!I’m planning a trip to Dubai and envisioning wonderful photo opportunities. I have a Canon T6 but I wanted to know what would be a good all around lens? I will be traveling with children so I don’t think I will be switching out lenses lik...

EFS 18-135 lens not detaching from EOS 77D

My EFS 17-135mm lens is functioning perfectly. When I press the release button it also smoothly rotates and you feel a slight 'release' when it hits its end - but the lens itself will not detach from the camera body.As the camera and lens work, I don...

Terrible Rubbing Noise Inside Tamron Lens

I just purchased a Tamron 24 to 70mm Gen 2 lens with an EF mount. I own a Mark IV and an EOS R6. When I use my EF to RF adapter with this lens on my R6 there’s a terrible rubbing noise and it’s constantly searching on how near or far to focus (goes b...

Drop in filter won't fit into my 24-105mm lens. Any idea?

Can someone help me . I just bought the R5 with the 24mm to 105mm and I recently bought the drop in filter but I can't put the lens and the filter together. Any suggestions please.

Best Lenses for Commercial Food Photography

I was wondering what lens would be best for food photography. Like commercial photography for food.

RF 85mm F/1.2 OR RF 50mm F/1.2?

Does anybody here have either or both of these lenses? If so, what's your evaluation of it/them? I'm just itch'n to deplete my checking account balance a tad and both of these lenses really tickle my fancy.

Aesthetic defect on my 100-400mm L IS II

Has anyone had an issue with small metal plate coming off top of tripod collar flange? I was out in field one day this summer and did not realize it could pop off. I thought flange was one solid piece but now I know it is not. Cannot seem to make hea...

Will Lens X Work on Camera Y?

This question comes up a lot, so I wrote an article explaining all the issues and combinations. Here it is:https://moonblink.info/MudLake/gear/lensesIt turned out a lot bigger than I wanted, but this turns out to be kind of a messy issue. Anyhow, the...

Best Lens for EOS 700D

What is the best lens for Cannon 700D?

EFS 18-135 IS USM not focusing

I’ve only had the EF-S 18-135 USM Lens for 2 years and now it won’t focus (used with 80d camera). On AF, it won’t focus at all, so I can’t take photos. But if I zoom on a subject and it is focused, then it will take the photo. On MF, the focus ring...

Lens Recommendation for Both Sports and Wildlife

So I have a 70-200 f /2.8 and I have been told that not good for wildlife I look at the RF800 but I'm told that not good for Baseball and I want a lens that uses for more than one subject. Any help for a lens that good for both sports and wildlife wo...

Resolved! R5 lens adapter and 24-105 canon lens won't recognize AF

My Canon R5 with a Canon lens adapter works well with my Canon 70-200 and a Tamron zoom, but my Canon 24-105 lens only shows up as manual and AF won't work. Thoughts?

EF 135mm f/2L USM not manually or auto focusing

Hi,Yesterday I tried using my 135 mm f2 L lens and it was not auto or manually focusing. Even when I tried turning the ring it doesn't do anything. I used it one week ago with no issues and I haven't dropped it or anything. What can be the issue and ...

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Posts

Resolved! Carepak question: on lens

Canon EF Zoom 17-40mm Auto-focus Problem--Canon won't service?

Resolved! Good Overall Lens for EOS Rebel T6

EFS 18-135 lens not detaching from EOS 77D

Terrible Rubbing Noise Inside Tamron Lens

Drop in filter won't fit into my 24-105mm lens. Any idea?

Best Lenses for Commercial Food Photography

RF 85mm F/1.2 OR RF 50mm F/1.2?

Aesthetic defect on my 100-400mm L IS II

Will Lens X Work on Camera Y?

Best Lens for EOS 700D

EFS 18-135 IS USM not focusing

Lens Recommendation for Both Sports and Wildlife

Resolved! R5 lens adapter and 24-105 canon lens won't recognize AF

EF 135mm f/2L USM not manually or auto focusing

24-105mm Image Stabilization Issue on Canon 1D X M...

New Firmware Released For 5 Telephoto Lenses

Canon RF 200-800mm F6.3-9 IS USM Lens Review by Br...

Canon Explorer of Light Sal Cincotta and the RF85m...

Canon Co-Lab Ambassador Sam Newton and the RF24-70...

black circle on eos r6 mark ii with mount adapter ...

ARE YOU KIDDING? - Lens availability

RF200-800mm F6.3-9 IS USM wait times

Thoughts on the RF 24–240mm F4-6.3 is USM lens

RF 100M Macro focus ring functionality in AF