Canon EF and RF Lenses Forum

Focus shift with RF 100mm f2.8L macro lens

I have read a number of articles that discuss the focus shift problem with this lens. The only response I have seen from Canon was extremely brief and said that it was a design decision. I must be missing something because I cannot imagine any reason...

Resolved! EF 40mm. 2.8 STM for *minimum distance" video ?

Hi, I have an opportunity to get this lens at a very good price ... I am using a 6d MK II.I m impressed by this lens' reviews, and sample stills and videos. If you have used for video, I'd appreciate your comments.What I am trying to visualize is:0) ...

What comes with a refurbished lens?

When I put the lens in my cart, an offer popped up for me to add caps. Does that mean refurb lenses come without caps. That doesn't seem right.Thanks

Resolved! Lens within the barrel of my camera lens

do i have specs of something between the two outer glass lens on my canon camera lens and i keep getting the error 01 message even though i have done everything the internet says to do to fix it, what do i need to do, i literally just got and unboxed...

EF vs RF

I currently have a Canon EOS R and have been wanting to start getting the "Holy Trinity" but I am stuck trying to decide if I want to bite the bullet and save for the RF Glass or if I could get by with the EF versions. Does anyone with experience wit...

Ghosting using RF adapter and EF lens

Was outside in bright sun, high contrast scene using an R5 with the Canon adapter and a 24-105 EF lens. Notice a lots of flare and ghosting in the whites. Doesn't show with the same lens on the 5D at the same settings. Anyone else noticed this aff...

Any difference between EF and RF lenses?

hi guys! i currently have a 60D and an EF-S 18-135mm lens and thinking about upgrading to an RP body. i’m wondering if it’s necessary to get an RF lens to go with it since i have a limited budget? what’s the difference between EF and RF lenses?thank ...

Has the IS issue been resolved on Canon EF 600mm f/4L IS III USM Lens??

Has the IS issue been resolved on Canon EF 600mm f/4L IS III USM Lens?? I read several negative reviews about the IS not working at certain shutter speeds. However the reviews were 2 to 3 years old. I'm interested in purchasing this lens for wildl...

Lens mounting issue

I recently purchased a used Sigma 160-600 km DG OS lens for my Canon Rebel T2i. It stated is was for a Canon but when I went to attach the lens to the camera body, I noticed the mount on the lens is of considerably smaller diameter than my Canon 18-...

Lenses or mounts

Hey guys, I have a Canon Eos Rebel T6i. I'm looking for a lens, mount, or something that will help get me really good macro shots. For things like small flowers, insects, ECT.I'm also looking for a really good telephoto lens or like a lens mount/exte...

Resolved! 70-200mm f/2.8L IS III USM vs original

I have a 13-year-old 70-200mm f/2.8L. What differences will I notice with the present (III) iteration of this lens?

Resolved! Canon EF-S 18-55mm Macro 0.25m/0.8ft, focusing problem

Hello!I recently got my hands on a Canon 600D for a rather cheap price. The lens worked perfectly, much like the camera itself, yet a few days ago, I noticed that my AF started getting "lazy". The lens I have is the Canon EF-S 18-55mm Macro 0.25m/0.8...

Lens not focusing, EF 24-105mm f/3.5-5.6 IS STM

EF 24-105mm f/3.5-5.6 IS STM lens not focusing while zoomed between 25-35mm (both manual and auto focus), but it is perfectly focusing at 24mm and beyond 35 (both manual and auto focus). The issue started last week yet it did not fall or had any acci...

Resolved! RF 100mm f2.8L Macro IS USM stabilizing element going wild

My RF 100mm f2.8L Macro lens started exhibiting a strange and annoying behavior recently. While hand holding it, the optical stabilizing element will start jittering up and down. Sometimes its a slow click-clack and the image will shift dramatically ...

Ultra Wide Zoom Lens Clarification

This is a really dumb question, but are "Ultra-Wide Zoom" lenses the same as an ultra-wide angle? I see standard wide angles are very short, but no short ultra-wide angles. The only ultra-wide anything I see is ultra-wide zoom.

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Posts

Focus shift with RF 100mm f2.8L macro lens

Resolved! EF 40mm. 2.8 STM for *minimum distance" video ?

What comes with a refurbished lens?

Resolved! Lens within the barrel of my camera lens

EF vs RF

Ghosting using RF adapter and EF lens

Any difference between EF and RF lenses?

Has the IS issue been resolved on Canon EF 600mm f/4L IS III USM Lens??

Lens mounting issue

Lenses or mounts

Resolved! 70-200mm f/2.8L IS III USM vs original

Resolved! Canon EF-S 18-55mm Macro 0.25m/0.8ft, focusing problem

Lens not focusing, EF 24-105mm f/3.5-5.6 IS STM

Resolved! RF 100mm f2.8L Macro IS USM stabilizing element going wild

Ultra Wide Zoom Lens Clarification

Real life IQ with the RF 14-35 F4L

Additions to the NEW RF STM lens lineup

Big Savings - Canon RF 100-500mm f/4.5-7.1 L IS US...

EOS M50 -doesn't take pictures with EF-M 15-45mm l...

AE-1 lens compatibility with Rebel T7?

Rebel T7 lenses for sports.

Is this a Newton Ring in my EF-M 14-45mm

Some weird blurriness for EOS R6 Mark II with RF24...

Can I use an EF-S 10-22 mm lense on a 5Dmk4 body? ...