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Re: [OM] Simple, Q & D focus stacking [was Paphiopedilum Orchid focus s

Subject: Re: [OM] Simple, Q & D focus stacking [was Paphiopedilum Orchid focus stack]
From: ChrisB <ftog@xxxxxxxxxxxxxx>
Date: Mon, 22 Dec 2014 18:50:55 +0000
They have each come out very well, Moose.  But I was quite surprised to see 
that the Sticky Monkey shots combined so well, considering how much movement 
there was (apparently) in the left-hand pair of flowers.

Chris

> On 21 Dec 2014, at 04:04, Moose <olymoose@xxxxxxxxx> wrote:
> 
> 
> Lest anyone think only such careful precise, focus stacking, using special 
> software, is the only use of the idea, I offer this very simple, two shot 
> focus stack. 
> <http://www.moosemystic.net/Gallery/tech/Focus%20Stacking/_1160116-17.htm 
> <http://www.moosemystic.net/Gallery/tech/Focus%20Stacking/_1160116-17.htm>>
> 
> On a fiveish mile hike, we walked by this attractive Sticky Monkey Flower 
> plant. No way to get both groups in focus at once. No time or equipment for 
> some fancy tripod and focusing rail stuff. Just a couple of hand held shots, 
> one focused on each pair of flowers, and a little effort to keep framing 
> about the same.
> 
> Done in PS by stacking the two shots, moving the top one to more or less 
> align them, then selecting and painting a mask on the top one.
> 
> Works just fine for me. Would anyone guess it's combined without the 
> originals? Just looks to me like they happened to be aligned in the same 
> focal plane.
> 
> I've previously posted these images, where simple focus stacking of the same 
> kind has been used to compensate for the very shallow DoF @ 300 mm. Once 
> again, hand held. These are really large ferns, those heads are already a few 
> feet off the ground. I don't really recall clearly, but I'd guess I'm 
> shooting at 12 ft. or more, not near close focus. (Why don't my cameras 
> include focal distance in the metadata??)
> 
> As you can see, even at f9, the DOF is very shallow, no more than perhaps an 
> inch or so before things start getting soft. Imagine shooting these at f4. I 
> can only get the whole head in focus with simple focus stacking. (Yeah, I 
> know, you can't do that with even slightly moving subjects, let alone hand 
> held.) ;-)
> 
> Fern fiddle head I 
> <http://www.moosemystic.net/Gallery/tech/Oly75-300/FiddleHead1.htm 
> <http://www.moosemystic.net/Gallery/tech/Oly75-300/FiddleHead1.htm>>
> 
> Fern fiddle head II 
> <http://www.moosemystic.net/Gallery/tech/Oly75-300/FiddleHead2.htm 
> <http://www.moosemystic.net/Gallery/tech/Oly75-300/FiddleHead2.htm>>

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