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

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Subject: [Leica] CS4 Extended Depth of Field Trial
From: jayanand at gmail.com (Jayanand Govindaraj)
Date: Tue Nov 25 17:49:32 2008
References: <200811250504.mAP54RTB031406@server1.waverley.reid.org> <BLU121-DS7FE0F3D1DCB78FA951FDFD40B0@phx.gbl>

Isn't is just easier to use a tilt/shift lens?
Cheers
Jayanand

On Tue, Nov 25, 2008 at 9:49 PM, Aram Langhans <leicar@q.com> 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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Replies: Reply from len-001 at verizon.net (Leonard Taupier) ([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)