Re: [OM] (OM) Flower study

[Chuck Norcutt]

My main problem with stacking was wilting of the branch after it was 
cut.  I don't know how much time had elapsed between frames but the 
whole sequence was probably not more than 5 minutes.  I was startled to 
see how much blossom wilting had taken place in such a short time.

Dr. Wiltin Focus.


On 12/9/2011 7:39 PM, usher99@xxxxxxx wrote:
>
> CN sez
>
>>   A tough nut to crack even if your focus point was spot on at about
> 1/2
>> way into the total DoF.  To double these DoF numbers you'd have to
> shoot
>> at a marked f/22
>
> I can see why  you consider it a very special NZ plant.  I do like it.
> It appears your version of things is nice and that you wanted to
> have most (all) of it in sharp (or nearly so) focus.  The steps you
> have outlined to improve it seem reasonable.  The plane of focus is
> more in front
> and the rear are just a touch oof but not enough to provide a  pleasant
> oof blush or just place the sharp areas in context.  They just want to
> be in sharp focus too.  Chuck had a similar conundrum with a crab apple
> branch.  He consulted Dr. Focus who recommended focus stacking.
>
> http://www.chucknorcutt.com/focus_stack/index.htm
>
> As you want a dark background  anyway would consider using a diffuse
> flash at moderate to smallish aperture to eliminate ghosting from any
> motion and decrease ambient (?sync speed of  the cam) and stack 5 to 10
> shots.   Chuck had one out of order that fouled up the "do stack"
> algorithm in CombineZ---till he figured out the problem.  All the other
> included algorithms don't require the frames to be in order.
>
> I wonder if a touch of deconvolution with FM on the posterior blooms
> might just touch it up as is?
>
> Just my 2 cents.  Thanks for posting it.
>
> Stacking addicted, Mike
>
>
>
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