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Re: [OM] Meter readings with 600mm telephoto

Subject: Re: [OM] Meter readings with 600mm telephoto
From: "Ben Poels" <poelsb@xxxxxxxxxxxxxxx>
Date: Mon, 23 Nov 1998 14:27:19 -0500
Thanks Jan and Soenke for taking the time to set an idiot straight. I just
assumed it was a standard OM mount but it does just have an arbitrarily
set aperture pin. I don't believe I can move it so I will just live with it.

Ben

> On a T-mount, there is a pin that tells the camera some
>arbitrary aperature.
>
>If you're handy mechanically, you can try to modify this by measuring the
>position of the coupling pin of an automatic lens set to f8, and then
>modifying the T-mount pin to be at the same location. Now the exposure will
>read correctly when wide open and when manually stopped down.
>
>Luckily, the auto-exposure system will "do the right thing," and you may be
>able to simply live with mentally deducting four stops when planning your
>shot.
>
>: Jan Steinman <mailto:jans@xxxxxxxxxxx>
>: 19280 Rydman Court, West Linn, OR 97068-1331 USA
>: +1.503.635.3229
>
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