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Re: [OM] OM Pin-hole photography problem - help!

Subject: Re: [OM] OM Pin-hole photography problem - help!
From: "John Hermanson" <omtech@xxxxxxxxx>
Date: Tue, 9 Dec 2003 08:38:38 -0500
The pinhole does not seem to handle glare very well.  I should try some
exposures outside.
----------------------------------------------------
John Hermanson  www.zuiko.com
mail:  omtech@xxxxxxxxx
Camtech, Olympus Sales & Service since 1977
21 South Lane, Huntington NY 11743-4714
631-424-2121  Turnaround 4-5 weeks
----------------------------------------------------
----- Original Message ----- 
From: "Brian Swale" <bj@xxxxxxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>; "John Hermanson" <omtech@xxxxxxxxx>
Sent: Monday, December 08, 2003 4:07 PM
Subject: Re: [OM] OM Pin-hole photography problem - help!


> Hi John, you wrote
>
> > In the 80's, Model Railroader published a good article on pinhole
> > photography.  This involved mounting a tiny disc of shim brass (with
pinhole
> > drilled in center) inside your lens, directly in front of the actual
diaphragm
> > blades.  Disc is suspended on 3 tiny legs, epoxied to the diaphragm
plate.
> >
> > Wide open, the lens could "see" around the pinhole allowing you to do
your
> > composing.
> >
> > Shooting at f16, all light for the exposure would depend on what came
> > through the pinhole.  Add OTF flash control (like 1 or 2-T32s up close)
and
> > it's pretty nifty.  Here are 2 B&W samples of my results:
> >
> > www.zuiko.com/pinhole_1.htm  pic is about 115K
> > www.zuiko.com/pinhole_2.htm  pic is about 66K
> > - ----------------------------------------------------
> > John Hermanson  www.zuiko.com
>
> I should have added, and do so now, that these are indeed great shots.
>
> And the DOF is marvellous; any loss of sharpness that might be due to edge
> diffraction as many articles about small apertures will say, doesn't show
with
> these two.
>
> Brian
>



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