Canon EF and RF Lenses Forum

Resolved! Canon 80D : 24-70 f2.8 vs 24-105 f4

Hi, I'm a mostly event photographer, currently I work at an independent high school school in their marketing department doing a lot of their events, videos, etc. It's a lot of running around and good amount of low-light shots in their theater. I rec...

Quick tip on Manual Focus and STM Lenses

I saw this video of a quick tip on STM lenses and focusing. This issue must confuse lots of people, and even the presenter says "Review this before contacting support" so I thought I'd share here. The author states "When manually focusing with STM l...

Low Light Video

Hi everyone, beginner here.I have a 5d mark ii, with one lens so far a Canon 'nifty fifty' 50mm 1.8I want to try shooting a music video at night time. What lens should I get? Which lenses are best for low light?Locations will be lit with streetlight,...

Where to find Geletine filter for 200-400 F4 lens

I bought a canon 200-400 f4 that comes with a geletine filter holder. However Canon does not sell this filter, nor can I find one elsewhere. I bought an IRIX ND geletine filter set, but these do not fit the shape and size of the holder. Someo...

Is this Sigma 28-80mm lens compatible with my camera?

Hey Everyone, I picked up a Sigma 28-80mm F3.5-5.6 ii Mini Zoom Macro Aspherical Lens at an estate sale for next to nothing.On the box it says "For Canon AF (including ELAN 7, EOS 30, EOS 7) It fit fine on my Canon T4i and actually took a few decent ...

lost focus

I have a 3 month old EF 24-105mm f/4L IS II USM that will not focus on either autofocus or manual. When you use auto you can hear lens try to focus and then gets to a point and it looks like you are looking through crystal. Manual ens up same way. Th...

18-55mm lense trouble

I have a Canon Eos Rebel T6 that I literally just got today. I'm trying tofigure it all out and admitelly should have read the instructions first. So what I did was put my 18-55mm lense on, correctly I might add. I took a few shots that way just to g...

New 70-200's In the Hopper Nearing Announcement & Release

Still a rumor, but interesting nonetheless: http://www.canonrumors.com/a-new-ef-70-200mm-is-coming-in-2018-cr3/

Developing Focus Delay/Failure 300mm f/4 L IS

This lens is very sharp, but is progressively refusing to start focusinig until I "kick start" it by manually rotating the focusing ring to an approximate focus point, then it will wake up and start focusing correctly. Happens infrequently, but incr...

Canon 70-200mm F/2.8L IS III EF 70-200mm f/2.8L IS III USM AutoFocus Telephoto Zoom Lens

https://www.adorama.com/ca702003isu.html?EmailPrice=T Thoughts anyone? LV

Quick tip on Manual Focus and STM Lenses

(I posted this in general discussion forum but thought I'd cross-post it here) I saw this video of a quick tip on STM lenses and focusing. This issue must confuse lots of people, and even the presenter says "Review this before contacting support" so...

Question about power diaphragm unit for Canon ef 400mm 5.6L

There was a question on replacement of a diaphragm and namely the module in different lenses can be identical? The fact is that the catalog of spare parts for the Canon ef 400mm 5.6L lens, the diaphragm module is indicated under the number YG2-0214 a...

Canon EF 70-200mm f/2.8L USM Lens Focus Creep

Hi, I am using the Canon EF 70-200mm f/2.8L USM Lens on a non-SLR camera in manual mode (no electrical connection). In this application we set the zoom and focus on the lens and then leave it. What we are seeing is that the lens drifts out of focus...

EF 70-200mm f/2.8 L IS I vs II

I've owned the 70-200mm f/2.8 L IS I for close to 10 years with the predominant use case of shooting sports on a 7D Mark I. I'm now moving to college sports and am working on generally trying to "raise my game" a few notches along the way. I bough...

Resolved! EXTENDER 2X-II OR 2X-III?

Anyone have educated and/or experiential information relative to how much better the MarkIII EF 2X extender is than the MarkII? Why did Canon redesign it (if they did)? Will be coupled with EF 300mm f/4 L IS and a 7D Mark II -- maybe sometimes with...

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Posts

Resolved! Canon 80D : 24-70 f2.8 vs 24-105 f4

Quick tip on Manual Focus and STM Lenses

Low Light Video

Where to find Geletine filter for 200-400 F4 lens

Is this Sigma 28-80mm lens compatible with my camera?

lost focus

18-55mm lense trouble

New 70-200's In the Hopper Nearing Announcement & Release

Developing Focus Delay/Failure 300mm f/4 L IS

Canon 70-200mm F/2.8L IS III EF 70-200mm f/2.8L IS III USM AutoFocus Telephoto Zoom Lens

Quick tip on Manual Focus and STM Lenses

Question about power diaphragm unit for Canon ef 400mm 5.6L

Canon EF 70-200mm f/2.8L USM Lens Focus Creep

EF 70-200mm f/2.8 L IS I vs II

Resolved! EXTENDER 2X-II OR 2X-III?

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)