Archived posting to the Leica Users Group, 1998/07/16

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Subject: Re: [Leica] Leica service
From: Dan Cardish <dcardish@microtec.net>
Date: Thu, 16 Jul 1998 06:42:22 -0400

No,  the shutter speeds were measured without a lens in place.

Dan C.

At 05:20 AM 16-07-98 -0400, Bruce S. wrote:


>The problem with your Nikon may have been as follows (depending upon the
>lens mounted on it when it was first tested):  Since, with an SLR (such as
>the F2), you are viewing, composing, etc. through the lens, it is desirable
>not to have the aperture which you select go into effect until the moment
>the shutter is tripped.  There is a lever on the mounting surface of the
>lens which is used to hold the aperture wide open.  When the shutter is
>tripped, this lever is released and allows the aperture blades to close to
>there pre-selected position.  This lever is spring loaded.  Move this lever
>by hand to its tensioned position and release it.  If it returns slowly to
>its unloaded position, then it is a sticking aperture ring or the lever
>itself may be the cause for the apparent problem with the shutter speeds.