16-35 f4 or 17-40 f4
I can get a mint 17-40 for $300. Is a new 16-35 worth the difference at $1100 ?Have 24-70 2.8 as well.
Posts
My EF-S 18-55mm can't do consecutive autofocus
Hi everyone! I'm using the kit lens with Canon 60D. The lens can autofocus but would not move if I try to take another shot. I would have to move back to MF, twist the focus ring a little then move back to AF for it to work again. The autofocus works...
Resolved! The truth about extenders
Hi Folks, So I have a Canon 7D and a 70-200mm EF lens. I got givena 1.4X EF extender. Question. What's the overall focal length? is it 1.6 (crop factor) X 1.4 (extender) x 70 (at low end) = ~157mm (or 448mm at high end) or is it 98mm at low end 'cro...
Purpose of SA Control for Macro?
Hi,I've been watching the early reviews of the RF 100mm f/2.8L lens with interest, as I am greatly looking forward to having a native 1:1 (or better!) macro option on the R5.All the demos that I have seen of the SA control feature have results where ...
Focal Length problem with EF 70-300mm f/4-5.6 IS II USM - shows up as 267mm
Hi everyone, I just received my new EF 70-300mm f/4-5.6 IS II USM and I'm battling a big issue. On its long end (supposedly 300mm), the zoom ring rotates all the way but lens indicate 267mm in the photo data (Canon 200D). Since it has got an APS-C se...
Buy an 1.4 or 2.0 extender instead of another lens?
Here's where I'm coning from. I have a Canon T7 with the 75-300 lens. Some of you will recall I had inquired about the Sigma 150-600 lens. I was browsing through Lenses and found a conversation that mentioned keeping a lens that goes to 300mm and get...
EF 70-210 f4.0 - True Focal Length when used with APS-C Camera?
Hello Forum, I have a question regarding the Canon EF 70-210 f4.0 I recently purchased. This lens was manufactured in 1987 designed for 35mm cameras. When this lens is used with APS-C sensor DSLR (30D) what wouild be the atucal adjusted focal lengt...
Defect autofocus / focus EF 100mm f/2,8L Macro IS USM
Hi. I've read some of the previous threads regarding issues with autofocusing on this particular lens, but I think that my problem is somewhat different.When I turn on the camera, 5D III, the lens immediately starts hunting/clicking, and when I say ...
Cannon 18-55mm zoom in issue
I have a kit lens of 18-55mm. However, recently while zooming in the 'subject' gets blured but when I zoom out it works fine. This happens in all the mode. I tried to resent the camera to factory setting too but still the same issue. Can any one thro...
Lens Review - EF 70-210, f4
Has anyone owned this 1st generation 70-210 f4 from 1987? What did you think of its performance? Would it be a lens worth keeping?
pentax lens on eos body
is there an adapter that can run the autofocus on the canon ? Have a fotodiox adapter , but totally manusl .
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...
