Archived posting to the Leica Users Group, 1998/03/05

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Subject: Re: [Leica] Breaking in focus
From: Peter Goldberg <peterg@martinhamblin.com>
Date: Thu, 05 Mar 1998 10:21:28 -0500

Neil Frankish wrote:

> I asked this same question a couple of weeks back, though I didn't see any
> replies. I bought a 50 Summicron in Dec 97. It was a little stiff, but also
> had a rough part when focussing at near distaces. A year later (light
> amateur use) it is very very smooth, perfect over all the range. My new 28
> and 90 Elmarits, particularly the latter, are very stiff, and judging by my
> experience with the 50, they will take at least three years to loosen up.
> Another factor is that the focussing threads are inside the barrel of the
> lens with the 90 Elmarit, and consequently painted black, perhaps
> contributing to the stiffness.
>

IMHO no Leica lense should ever have a stiff focus action; it affects the
precision of the focus & detracts from the "act". It is also contrary to the
manufacturer's claims for their new product.   Exception:  older, perhaps S/M
,lenses left stored for many years.
Peterg