Archived posting to the Leica Users Group, 2012/07/22

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Subject: [Leica] Some technical speculations re: rangefinder
From: wildlightphoto at earthlink.net (Doug Herr)
Date: Sun, 22 Jul 2012 16:51:35 -0700 (GMT-07:00)

Herbert Kanner 

>If you remember film SLR cameras, they all had a focusing aid in the 
>center of the screen, implying that just focusing on a ground glass 
>was sometimes difficult. The first kind I saw were a couple of 
>shallow crossed prims in the center, giving the effect of a split 
>image rangefinder.

The Nikon A screen was supplied with the F.  The "ground glass" (actually 
matte plastic) was fine for long lenses.  The split-image focussing aid was 
handy for wider lenses where the ground glass was more difficult to focus.


Doug Herr
Birdman of Sacramento
http://www.wildlightphoto.com




Replies: Reply from mark at rabinergroup.com (Mark Rabiner) ([Leica] Some technical speculations re: rangefinder)