Archived posting to the Leica Users Group, 1996/01/22

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To: Willem-Jan Markerink <w.j.markerink@a1.NL>
Subject: Re: Infrared
From: Albert Yeh <yeh@chaph.usc.edu>
Date: Mon, 22 Jan 1996 12:00:54 -0800 (PST)
Cc: leica-users@mejac.palo-alto.ca.us
 
On Mon, 22 Jan 1996, Willem-Jan Markerink wrote:

> >  How can you use Leica non-Apo lens to deal with the infrared
> > film?
> > 
> 
> There is probably a red dot on the DOF scale of your lens, you have
> to adjust focus to that point after normal focussing. Depending on
> the lens, it can vary from f5.6 to f11.


As I knew , there is no read dot on the DOF scale in Leica lenses.
So I am curious about that ...
In reply to: Message from Willem-Jan Markerink <w.j.markerink@a1.NL> (Re: Infrared)