Canon EF and RF Lenses Forum

Lens switching to manual focus when recording

I'm using canon 100mm lens and I have the camera on auto focus but when I attach the macro lens it automatically switches to manual focus? Does anyone know why it's doing that? I have a 50mm and this doesn't happen so I think it's an issue with the 1...

Lens not switching to MF

Hi everyone,I was wondering if anyone could help me. I just bought a used lens on let go (Canon 24-1-5 f4 L Series). I use it on my canon rebel t6. The switch from af to mf physically switches but it stays in af. Is this something I can fix or is the...

Canon Macro 85 or 35?

Which do people prefer and why?

Canon 70-300mm USM IS 4-5.6 lens making constant "alarm" sound and image thru the viewfinder shakes

When I turn camera on, the lens makes a sound like a low-pitched alarm and it never goes off until I turn power on. Also, when I look through the viewfinder, the whole image is shaking in tune with the alarm. You can feel the camera shake with eac...

Resolved! EF 600mm f/4L IS III USM + TC Image Quality

Hi Friends, Does anybody have first-hand experience comparing this lens to its predecessor the EF 600mm f/4L IS II? Particularly I'm interested in the sharpness loss fact while it's paried to a teleconverter.I'm in the market for the RF 600mm f/4 (wh...

Resolved! Canon 70-200 L IS 2.8

just to confim - i sent my lens to CPS to get my lens reapaired , and they told me that the Canon 70-200 L IS usm 2.8 is at end of life and no parts are avalible , im finding this hard to belive . can someone from canon explian thanks

Tempramental auto-focus on 18-55mm lens

For some time I have been having issues with my standard kit 18-55mm Canon lens on my Canon 600D camera. Normally when fully extended or contracted, the autofocus works fine but when partially zooming in or out, the autofocus will not work and the sc...

Canon lens for food macro photography

I have Canon Rebel T5i and am researching getting a macro lens for food photography (mostly baked goods if that makes a difference). It's only a hobby, so I am not looking to spend a ton on this right now.From my research, it seems the Canon EF-S 35m...

Manual focus issue with 100mm f2.8 usm macro len

The other day while using this lensin mf mode I noticed that when turning the rocus ring the focus would not change for some time then all of suddenly move with the ring again. this repeatedly constantly and I could verify it with the lens off camer...

EF 70-300 IS II USM Start-Up Noise

Hello All, I have a refurbished EF 70-300 IS II USM I bought last year. Love the lens and its performance. However, occasionally on start-up it will make a kind of clicking or grinding noise. It functions just fine after that, and it doesn't do it ev...

EF Teleconverters on R mount cameras-restrictions?

Hi-I anticipate buying an R mount Canon in the near future and I'm trying to decide whether I also want to trade in myEF 100-400 L (first generation). My question is this: If I use a Canon 1.4 or 2.0 EF teleconverter with the EF 100-400, on an R mou...

Just got the canon R6 with RF 24-105mm f/4 What should my next lens be?

Hi all! Long time lurker on this sub. I just recently “upgraded” from my m6 mkii (awesome camera). I do mostly car photography and some nature/landscape. I figured the 24-105mm would cover a lot of my car needs (though a telephoto would be nice).I wa...

Milky Way Lens

Advice please. I have an opportunity to spend a couple of nights in Portal, AZ whiich is a Bortle 1 dark site during new moon. I plan to do some milky Way photography. Here is what I have. Canon Rebel T7, Canon 24mm F2.8 lens, Ioptron Sky Tracker and...

Resolved! Which Lens? Strange Application

Hi, I stream board games and am looking to upgrade my overhead shot. I need to keep a 44" x 60" area in frame (roughly a 4:3 aspect ratio) with minimal parallax at the edges. I can place the camera 4-5 ft above the play surface with a normal C-stand/...

macro lens advice needed for rebel T6

i don’t know much about macro lenses but i am looking to buy one for taking pictures of snails and insects including (bees in flight). i'm not sure what lens i should get. i have a canon rebel T6 with a nifty fifty lens that i currently use. and i ha...

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Posts

Lens switching to manual focus when recording

Lens not switching to MF

Canon Macro 85 or 35?

Canon 70-300mm USM IS 4-5.6 lens making constant "alarm" sound and image thru the viewfinder shakes

Resolved! EF 600mm f/4L IS III USM + TC Image Quality

Resolved! Canon 70-200 L IS 2.8

Tempramental auto-focus on 18-55mm lens

Canon lens for food macro photography

Manual focus issue with 100mm f2.8 usm macro len

EF 70-300 IS II USM Start-Up Noise

EF Teleconverters on R mount cameras-restrictions?

Just got the canon R6 with RF 24-105mm f/4 What should my next lens be?

Milky Way Lens

Resolved! Which Lens? Strange Application

macro lens advice needed for rebel T6

New Firmware Released For 5 Telephoto Lenses

CN20x50 Manual IRIS selection not working

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...

Help choosing lens.. Worth selling the RF 14-35 f4...

EFS 18-55 seems to focus correctly, but unusable r...

Canon EF 24-104L pair with a R8 body

EF 100-400MM F/4.5-5.6L IS II USM Blurry photos on...

I want one really good lens (for my EOS R6)