Archived posting to the Leica Users Group, 1996/12/16

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Subject: Re: Leica meter MR-4
From: Dan Cardish <dcardish@microtec.net>
Date: Mon, 16 Dec 1996 14:33:39 -0400
 
At 10:12 AM 16-12-96 -0700,  Ben corrected me:
>
>
>>
>>If you have access to a meter that gives you readings that you trust (say
>>your Pentax spot meter), why not adjust the screw on the MR-4 until it
>>agrees with the Pentax when pointing at a uniform light source?
>>
>
>I'm pretty sure that analog meters are not linear along their range. The
>screw in the back is a "zeroing" adjustment. If it is set while the meter is
>registering any value other than 0 it would most likely be wrong at values
>above or below the measured value. 

Good point!