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/
Posts
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...
How to calibrate the Canon Canon EF 180mm f3.5L Macro USM AutoFocus Telephoto
I am curious how to calibrate the Canon Canon EF180mm f3.5L Macro USM AutoFocus Telephoto using the Datacolor Spyder Lenscal? The instructions say to multiply the mm by 25 to get the length to set the Lenscal away from the lens in order to perform t...
Resolved! Which 24-70mm???
Hi I currently have a 80d but I wil be upgrading to a FF(5d mark iv) by the end of the year. I'm in the process of purchasing a new lens but I am having a hard time trying to decide between the Canon 24-70mm f4l or ther Tamron 24-70mm f2.8 G2. The ca...
Would you recommend 70-200 f4.0 or 70-200 f2.8 ii for landscape
In June I will be taking a long road trip and hope to check out a few national parks like Arches, Zion, and Monument Valley. Right now, I have only the 24-70 2.8 ii. I was thinking I should add a 70-200 to the toolkit. Any thought on which lens is a ...
Resolved! EFs 24mm Pancake Strange Auto Focus Behavior
Recently got a Canon refurb EFs 24mm pancake lens. But now I'm not sure if it's acting up on me or not. While taking some photos of the sign below the autofocus acted strangely. I composed the shot and focused using the back button and the image wen...
Canon 24-70 II Lens very blurry from long shots - advice needed
Hi all, When shooting from distance (not very far - around 10 meters back) the Canon 24-70 II lens seems to be very blurry and bad quality. Can I get some advice on whether this is a common issue and if there's a resolution to solve this? I wouldn't ...
200mm f2.0 vs 300mm f2.8 for indoor soccer
In a few months my daughter will be playing again with an indoor soccer league and the facility where they play most of their games is a horribly lit dome (mixed mercury vapor and high pressure sodium bulbs with a few very bright areas and lots of di...
AFMA on 5D4 with Sigma Art 35?
Odds on how successful this'll be? With or without sigma dock? Lens worked great on Canon 6d.
