Archived posting to the Leica Users Group, 1997/03/05

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Subject: Re: Q about light meter in M6
From: Dan Cardish <dcardish@microtec.net>
Date: Wed, 05 Mar 1997 11:32:26 -0500
 
At 02:37 PM 05-03-97 +0100, Martin Omlin wrote:
[snip]

>In J. Estlands book "Leica M compendium" he explains on p.130-132 that
>changing the frame of the M6 with the preselector lever has an influence
>on the actual size of the measuring area of the light meter. This means
>that I get a smaller measurment area when I change the frame to 135 mm 
>still using a 35 mm lens. 
>
>This sounds too great for me but I can't believe it because I think
>the focal length of the lens determines the actual measurment area 
>of the light meter and by switching the frame doesn't change the 
>size of the light meter area.
>

There's no way that switching the selector lever will influence the size of
the metering area.  I can't beieve that any book would suggest such a thing.
The meter reading area is based on the size of the white spot painted on the
shutter curtain, and that never changes.

Dan C.