Archived posting to the Leica Users Group, 2001/09/24

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Subject: [Leica] Required reading on shutter designs
From: "dante@umich.edu" <dante@umich.edu>
Date: Mon, 24 Sep 2001 23:40:26 -0400

Merits of various designs as described by a Nikon historian - interesting
connection between the shutter travel direction and optimization

http://www.nikon.co.jp/main/eng/society/rhnc/rhnc11shut2-e.htm

Even Nikon has endorsed the idea of vertical...

on 9/24/01 8:20 PM, Frank Filippone at red735i@earthlink.net wrote:

> The vertical shutters travels only 2/3 the distance that horizontal shutters
> do..... therefore they could open and shut faster.... and give faster
> shutter speeds.....  That was the story when first introduced, recently...by
> Copal or/and Seiko.
> 
> The "artistic" argument of the vertical vs horiz shutter had to do with not
> panning a horizontally moving object... say a bicycle.... and LONG exposures
> makes it most obvious......with a slit shutter also is worse...
> 
> The original (or one of the best known at least) vertical shutters was the
> Zeiss Contax ... Marc, your cue......!
> 
> Frank Filippone
> red735i@earthlink.net
> 
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Replies: Reply from Henning Wulff <henningw@archiphoto.com> (Re: [Leica] Required reading on shutter designs)