Canon EF and RF Lenses Forum

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...

What lenses to look for? - Birds, Flowers, and Insects

I have an EOS Rebel T5 with these lenses . EFS 18-55 mm , 75-300 mm , and 50 mm . I'm looking to shoot more telephoto subjects like birds close up . Also looking to shoot more closeup flowers and insects . Help with suggestions would be appreciated ...

EF 300mm f/4 L USM Aperture Won't Hold

Hi,Strange issue has recently started when using this lens. Happens on both my 7D bodies. Manual mode with auto ISO f4.0 various fast shutter speeds (outdoor sports)Will take a few hundred shots at f4.0 but then the aperture will jump to 5.6 and I ca...

Tips to enhance the sharpness of the Canon EF 75-300mm Lens?

So I bought this lens, which I've now come to known might be the worst Canon lens ever made, and while my photos are the sharpest at f/8, it's just painful.I shoot wildlife photography and mostly birds for that matter, so I could really use the extra...

Can an EF lens fit on an EOS Rebel T3?

Can a Canon EF 400mm, f/5.6L USM Lens- fit a canon rebel t3?

Canon RF 35mm f/1.2 L USM Lens Announcement?

Does someone have an idea if the new Canon RF 35mm f/1.2 L USM Lens will be announced soon by Canon?Thanks,Christian

EF 2X III Extender Compatibility with EF 70-200 2.8 L IS III USM

Hi,Is the EF 2X III Extender Compatible with the EF 70-200 2.8 L IS III USM lens? Thanks, Gary

Resolved! EOS R Compatibility with Existing Lenses

Hello.I want to get a new camera body, the Eos R more specifically, but I have the Eos Rebel T7. I was just wondering if the three lenses I have for the T7 will work with the R. I don't want to get the R and find out the lenses I have don't work and ...

EOS Rebel XS Sports Lens Recommendations

I have the Canon rebel xs and I want to find a lens that does well with sport pictures. Specifically football, which is difficult as I'm sooo far away from the field. I have no idea what type of lens would fit, or if there even is one as this camera ...

EF-S 17-85 lens autofocus keeps seeking

I have an EF-S 17-85 zoom that is probably 12 years old and it now keeps searching when trying to focus and gives an error message 01 and says to clean the contacts which I have done without success

EF 55-300mm Lens Cleaning Tips

Good Afternoon,I have been researching the best way to clean my EF 55-300mm lens. Does anyone have any tips/suggestions so that I don’t do any damage? Also, do you have any recommendations on a good cleaning kit or products that I should use?Thank yo...

Help deciding on 70-200mm lens

I'm interested in buying a 70-200mm lens for the EF mount as i have an m50 mark II and the new R8. I don't want to spend more than $1300 for it and I'm debating which one to get. I'll list the 3 i have in mind and the reasons why i like them . I know...

Recommendations for Canon Lens Aside from Kit Lens

Hi, I have just ordered a used canon 7D, which comes with the 18-55mm kit lens. I was looking to buy a second lens for more versatility, and so far have been looking at the 55-250mm lens. When using this camera, it will be primarily for architectural...

using a laowa fisheye 4mm 2.8 lens on a canon r7 lens

I recently bought a Laowa 4mm 2.8 fisheye lens with RF mount to use on my Canon R7. Every time I try to take a photo, the shutter will not depress. I have tried every camera setting I can think of, have removed the lens and reattached it several time...

Mount Adapter EF-EOS R Compatibility with EF 70-200mm F2.8

I recently purchased a mirrorless camera after using DSLR. I got an EF-EOS R adapter. I am looking into purchasing an EF 70-200mm f/2.8 lens, but want to make sure it will mount to the adapter before I make that decision. Does anyone know if it wil...

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Posts

RF 100-400mm lens Movement inside barrel

What lenses to look for? - Birds, Flowers, and Insects

EF 300mm f/4 L USM Aperture Won't Hold

Tips to enhance the sharpness of the Canon EF 75-300mm Lens?

Can an EF lens fit on an EOS Rebel T3?

Canon RF 35mm f/1.2 L USM Lens Announcement?

EF 2X III Extender Compatibility with EF 70-200 2.8 L IS III USM

Resolved! EOS R Compatibility with Existing Lenses

EOS Rebel XS Sports Lens Recommendations

EF-S 17-85 lens autofocus keeps seeking

EF 55-300mm Lens Cleaning Tips

Help deciding on 70-200mm lens

Recommendations for Canon Lens Aside from Kit Lens

using a laowa fisheye 4mm 2.8 lens on a canon r7 lens

Mount Adapter EF-EOS R Compatibility with EF 70-200mm F2.8

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...

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? ...

Using RF Teleconverter with EF lenses

EF 400 2.8 L III not on registration options ...