Re: [OM] OM macro / closeups vs medium format / TLR

[John Robison]

--- 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

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