Archived posting to the Leica Users Group, 2008/11/25

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Subject: [Leica] CS4 Extended Depth of Field Trial
From: philippe.amard at tele2.fr (Philippe AMARD)
Date: Tue Nov 25 08:31:54 2008
References: <200811250504.mAP54RTB031406@server1.waverley.reid.org> <BLU121-DS7FE0F3D1DCB78FA951FDFD40B0@phx.gbl>

Have you tried with focus points that are much further apart?

Nice one this dial was in any case - lovely tones too.
thanks for sharing
Phx

Aram Langhans wrote:

>My understanding is that it looks at each layer (photo taken with a
>different focal point) and looks for the sharpest details and masks the rest
>of the photo.  When it is all done, you can look at each layer and see what
>is has chosen as "in focus" and see how it masks the rest out.  Not sure
>what it did in the case of the leaves that were moving.  It is really
>remarkable.
>
>I put my Leica 35-70/4 on my Rebel XTi and set it up on a tripod.  I used
>f-4 or 1/2 stop down (I forgot) and focused on the front of the sundial,
>then gradually moved the focus point further back until about 6 exposures
>later, I was focused on the back of the sundial.  I plan on trying a much
>deeper trial maybe today. I'll pick a subject w/o any moving leaves or
>objects this time.  I was going to try my picket fence, but thought that
>would be too academic and boring.  Sundials are more interesting to me.
>
>Aram
>
>
>  
>
>>Date: Mon, 24 Nov 2008 19:05:16 -0800
>>From: mehrdad <msadat@gmail.com>
>>Subject: Re: [Leica] CS4 Extended Depth of Field Trial
>>To: "Leica Users Group" <lug@leica-users.org>
>>Message-ID:
>>      <440b792d0811241905p7f686d36s66d5fbc4c47a5e73@mail.gmail.com>
>>Content-Type: text/plain; charset=ISO-8859-1
>>
>>what does it do>? does blur the surrounding?
>>
>>
>>On Mon, Nov 24, 2008 at 6:56 PM, Aram Langhans <leicar@q.com> wrote:
>>
>>    
>>
>>>Here is an attempt at using PS CS4's Extended DOF feature.  It is a
>>>      
>>>
>>blend
>>    
>>
>>>of
>>>6 images.  It looks a bit funny because the wind was blowing around
>>>      
>>>
>>some of
>>    
>>
>>>the leaves, so some are ghostly in appearance.  I kind of like that,
>>>      
>>>
>>but
>>    
>>
>>>that was not the purpose.  I just wanted to give the new feature a
>>>      
>>>
>>try.
>>    
>>
>>>Anyone have some better examples?
>>>
>>><
>>>http://gallery.leica-users.org/v/Aram/misc/sundial-fall-9911-
>>>      
>>>
>>Edit.jpg.html
>>    
>>
>>>http://tinyurl.com/5na5zu
>>>
>>>
>>>Comments welcome.
>>>
>>>Aram 
>>>      
>>>
>
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>
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>  
>

Replies: Reply from len-001 at verizon.net (Leonard Taupier) ([Leica] CS4 Extended Depth of Field Trial)
Reply from robertmeier at usjet.net (Robert Meier) ([Leica] CS4 Extended Depth of Field Trial)
In reply to: Message from leicar at q.com (Aram Langhans) ([Leica] CS4 Extended Depth of Field Trial)