Archived posting to the Leica Users Group, 2001/02/13

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Subject: Re: [Leica] new leica 'in/visible' brochure
From: Dan Cardish <dcardish@sympatico.ca>
Date: Tue, 13 Feb 2001 17:20:11 -0500

I think they are trying to say that a higher magnification viewfinder will
allow you to use larger aperture lenses, with their inherent shallow depth
of fields, with less chance of focus error.

dan c.

At 10:11 PM 13-02-01 +0200, Christer Almqvist wrote:
>The new Leica brochure says the following on page number (ohps, pages 
>are not numbered), on the page with a picture of  the M6TTL 0.72: 
>"For pictures with a higher f-stop or long focal lengths, the 0.85 
>version is recommended."  (The German and French texts say 'large 
>aperture' instead of 'higher f-stop'.)
>
>Can somebody explain this about the aperture to me. I often shoot at 
>full aperture, but I only have 0.72x viewfinder magnification. Will 
>my picture be better by a factor of  1.18 if I get 0.85x 
>magnification instead of 0.72?
>
>BTW this brochure is not for flipping thru. Each page is folded, and 
>the whole thing is 66 cm or 26 inches wide when both the left and 
>right hand page has been unfolded. Otherwise it is about the size of 
>a letter paper. With a pictures by HCB, but mostly current Germans 
>for the rest.
>
>Chris
>-- 
>Christer Almqvist
>D-20255 Hamburg, Germany and/or
>F-50590 Regnéville-sur-Mer, France
>