On Sunday, December 30, 2001 at 3:48, John Robison
<olympus@xxxxxxxxxxxxxxx>
wrote re "Re: [OM] OM macro / closeups vs medium format / T" saying:
> --- Tom@xxxxxxxxxxxxx wrote:
> > On Friday, December 28, 2001 at 13:20, Brian Swale
> > <olympus@xxxxxxxxxxxxxxx>
> > wrote re "[OM] OM macro / closeups vs medium "
> > saying:
> > ...
> > > An old friend of mine who used Hasselblad used to
> > laugh at me trying to
> > > maximise DOF, and said "Why don't you get a Hassy,
> > stand back with a normal
> > > lens, get all the DOF you want, and enlarge the
> > part you really wanted to
> > > photograph in the first place.".
> >
> > She/He's fooling himself. You get the same depth of
> > field with a given
> > focal length, aperture, and image enlargement..
> >
> > tOM
> DOF's really the same for a given aperture and
> Image/Object ratio regardless of focal length. John Robison
I think you mean aperture in mm rather than f/ratio?
tOM
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tOM A. Trottier, ICQ:57647974 http://abacurial.com
758 Albert St, Ottawa ON Canada K1R 7V8
+1 613 860-6633 fax:231-6115 N45.412
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"The moment one gives close attention to anything,
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awesome, indescribably magnificent world in itself --
Henry Miller, 1891-1980
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