P3D Re: Twinning 35mm

[roberts@xxxxxxxxxxxxxxxxx (John W Roberts)]

>Date: Sun, 27 Dec 1998 11:07:33 -0700
>From: "Michael" <blue_jay@xxxxxxxxxxx>
>Subject: P3D Twinning 35mm

>I threw this question to the list about a week ago, but alas, no response.
>: (  I'm not giving up yet, though, because I'm sure some of you folks have
>the answer...

>I've built a bracket to attach my Pentax ME Super SLRs base to base, for
>vertical shooting.  The problem I have is, I can never be sure if they're
>aligned vertically.  Does anyone have any tricks for mating and aligning a
>vertical SLR pair, and keeping them aligned?

>Michael (Bluejay) Henderson

If you can mount them on a tripod, or have some other way of holding them
steady, pointing them at some distant object and comparing the views in the
two viewfinders should be a pretty good start.

A more definitive test is to shoot a few test photos of a distant object
and comparing the photos.

John R


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