Archived posting to the Leica Users Group, 2006/12/27

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Subject: [Leica] Ted's comments about M8 and 35/1.2 Nokton use
From: abridge at gmail.com (Adam Bridge)
Date: Wed Dec 27 20:14:14 2006
References: <000001c72a30$0a917490$6501a8c0@GATEWAY> <A329115BA717B7E248B1161B@hindolveston.reid.org>
 
But Brian, is that ever the case with the M6,7,8? The camera doesn't
really "know" the f-stop does it? It just measures the light falling
on the reflected patch. I was assuming that the coupling would be that
it wasn't setting the bright-frame lines properly.

Adam


On 12/27/06, Brian Reid <reid@mejac.palo-alto.ca.us> wrote:
> Coupling means that the lens tells the camera what F stop it is set to.
> This allows the camera to measure the exposure and set the shutter speed.
>
>
> > This may be na?ve, but how can it not couple at 1.2? The diaphragm is
> > independent of the camera.
>
>
>
>
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Replies: Reply from ricc at mindspring.com (Ric Carter) ([Leica] Ted's comments about M8 and 35/1.2 Nokton use)
 In reply to: Message from jsmith342 at cox.net (Jeffery Smith) ([Leica] Ted's comments about M8 and 35/1.2 Nokton use)
Message from reid at mejac.palo-alto.ca.us (Brian Reid) ([Leica] Ted's comments about M8 and 35/1.2 Nokton use)