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DPChallenge Forums >> Hardware and Software >> DSLR Live-View Technology
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Showing posts 1 - 7 of 7, (reverse)
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03/07/2008 08:23:07 AM · #1
An interesting read on the way Live-View works on a DSLR.

A Camera That Frees Your Face
03/07/2008 08:32:36 AM · #2
Interesting read. However, that's only for Sony cameras.
I believe Canon's system actually locks up the mirror, which is why it blacks out the screen when you do AF, since the mirror comes back down.
In Nikon, the AF mirror stays in place, while the viewing mirror flips away.
03/07/2008 08:41:05 AM · #3
My understanding is that the new Rebel XSi has a second sensor to provide the live view image, so mirror flip up is not needed.
03/07/2008 08:53:48 AM · #4
Originally posted by k4ffy:

Interesting read. However, that's only for Sony cameras.
I believe Canon's system actually locks up the mirror, which is why it blacks out the screen when you do AF, since the mirror comes back down.
In Nikon, the AF mirror stays in place, while the viewing mirror flips away.

Hmmm. I thought the article mentioned the way other systems worked in comparison to the way Sony recently put this out there. I'll have to reread it...

Yes, I'm a fan of Sony obviously, based on my current camera. However, I posted this because I'm not that familiar with the use of Live-View and found the technology (of all brands) in this area to be interesting. Certainly seems to be an area of growth in the DSLR market.
03/07/2008 09:12:30 AM · #5
For certain, live view is the new must-have feature, and a good implementation of it really is a great thing to have. There are a number of schemes for implementation, including how to do AF (or whether to do AF). There are trade-offs between them all, and I'd bet my bottom dollar that we'll see changes and improvements in this feature as time progresses.
I never thought that this feature would be all that interesting to me, but the capability to zoom in the display during focusing, combined with larger, higher resolution LCDs makes it attractive for astro work. Canon, how about a 40Da?

Edit for clarity

Message edited by author 2008-03-07 09:13:15.
03/07/2008 11:52:16 AM · #6
I find the tilt and swivel viewscreen is a fantastic feature on my Canon S5 when doing shots with a tripod. Though the Rebel excels in sheer image quality, framing awkward perspectives is more difficult.
03/07/2008 11:52:39 AM · #7
Originally posted by kirbic:


I never thought that this feature would be all that interesting to me, but the capability to zoom in the display during focusing, combined with larger, higher resolution LCDs makes it attractive for astro work.

one of the reasons i upgraded cameras ..NOW if the skies would clear !!!!!
(oh also good for macros ;)

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