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[OM] Re: OM-1 mercury cells / adapter / recalibration

Subject: [OM] Re: OM-1 mercury cells / adapter / recalibration
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxx>
Date: Tue, 19 Apr 2005 09:50:40 -0400
Sounds good to me.  Since BV 12 = normal sunlight (John's exposure info 
converts to sunny 16 at ISO 100, f/16 and 1/125th) the ability to go 
three stops beyond would seem to have the bases covered.

Chuck Norcutt

John Hermanson wrote:

> I'd say 98% of the time, when I adjust the meter to BV (Brightness Value) 12 
> (which is asa 100, f5.6, 1/125th sec.), the meter is also spot on at BV 15 
> (asa 100, f5.6, 1/1000th) .  When it is off at BV15, it is because the cds 
> cells have gone bad.



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