Archived posting to the Leica Users Group, 2001/03/05

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Subject: Re: [Leica] Leica Focomat V35 alignment
From: John Collier <jbcollier@home.com>
Date: Mon, 05 Mar 2001 08:37:00 -0700
 
You are checking the alignment of the outside of the mount not the lens
optical unit. Is there not a way of checking the optical alignment using
projection? If I bend a filter ring on a lens it does not throw the lens out
of alignment but it would fail your test.

John Collier

> From: "Carleton, Sam" <Sam.Carleton@FMR.COM>
> 
> I don't think it is an element shift issue.  The way I am checking is by
> taking a .5inch x 3inch piece of glass that is rubber banded to the outside
> of the lens.  The glass is laying flat against the outside of the lens.  The
> laser sits on the base board and is reflected off a piece of paper on the
> little piece of glass.
>