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  Previous versions of aero145's message #6175665 « Canon 5D Mark II Announced! 24L II And More Too! »

  

aero145
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Canon 5D Mark II Announced!


Alek Komarnits wrote:
Curious if it can auto-focus while shooting video in HD?


Obviously won\'t be using phase detection, but seems like contrast-based AF could be used.


Galbraith says this:

Autofocus is functional both before and during recording, but as its the contrast detect type it will be slow. The lack of true tracking autofocus will limit its usefulness during capture. That said, the fact that the camera can be refocused without first stopping the capture or resorting to manual focus is a step up from no autofocus at all.

http://robgalbraith.com/bins/content_page.asp?cid=7-9316-9603


Sep 16, 2008 at 11:24 PM
aero145
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Canon 5D Mark II Announced!


Alek Komarnits wrote:
Curious if it can auto-focus while shooting video in HD?

Galbraith says this:

Obviously won\'t be using phase detection, but seems like contrast-based AF could be used.


Autofocus is functional both before and during recording, but as its the contrast detect type it will be slow. The lack of true tracking autofocus will limit its usefulness during capture. That said, the fact that the camera can be refocused without first stopping the capture or resorting to manual focus is a step up from no autofocus at all.

http://robgalbraith.com/bins/content_page.asp?cid=7-9316-9603



Sep 16, 2008 at 11:23 PM
aero145
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Re: Canon 5D Mark II Announced!


Alek Komarnits wrote:
Curious if it can auto-focus while shooting video in HD?

Obviously won\'t be using phase detection, but seems like contrast-based AF could be used.


Autofocus is functional both before and during recording, but as its the contrast detect type it will be slow. The lack of true tracking autofocus will limit its usefulness during capture. That said, the fact that the camera can be refocused without first stopping the capture or resorting to manual focus is a step up from no autofocus at all.

http://robgalbraith.com/bins/content_page.asp?cid=7-9316-9603



Sep 16, 2008 at 11:23 PM





  Previous versions of aero145's message #6175665 « Canon 5D Mark II Announced! 24L II And More Too! »