Archived posting to the Leica Users Group, 2005/06/16

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Subject: [Leica] Re: darkroom focusing
From: mark at rabinergroup.com (Mark Rabiner)
Date: Thu Jun 16 15:00:31 2005

On 6/16/05 1:00 PM, "Marc James Small" <msmall@aya.yale.edu> typed:

> Focus shift exists on most lenses.  The work-around has already been given
> on the LUG, but to re-iterate:
> 
> First, wait for the negative to "pop" if you are not using a two-glass
> carrier.  (Slides seem more subject to popping, especially Kodachromes.)
> 
> Second, use a grain focuser and focus wide-open.
> 
> Third, stop down to the working aperture and check the focus.
> 
> That should do it.  I a 40mm Focatar on my V-35 and Apo-Rodagons on my
> Beseler 23C, and almost never have a focusing problem.
> 
> Marc
> 
> msmall@aya.yale.edu
> Cha robh b?s fir gun ghr?s fir!
> 

No my neg notta gonna pop with c?ld lite!


Mark Rabiner
Photography
Portland Oregon
http://rabinergroup.com/






In reply to: Message from msmall at aya.yale.edu (Marc James Small) ([Leica] Re: darkroom focusing)