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Re: [OM] Old selenium cell meters

Subject: Re: [OM] Old selenium cell meters
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Sat, 06 Jul 2013 11:33:23 -0400
Later on another commenter disputed that the light treatment would do 
any good.  However, the original comment was reported to have been made 
by an old guy who repaired Westons for many, many years.  Certainly 
can't hurt.

Chuck Norcutt


On 7/6/2013 7:59 AM, Wayne Harridge wrote:
> Thanks Chuck, I might give my 2 Westons a dose, shouldn't do any harm even
> though they seem to be working ok, might even prevent the onset of problems.
>
> ...Wayne
>
>>
>> Got any old cameras or meters using selenium cells?  I ran across this
> trick this
>> morning on the Yahoo camera-fix list.  Maybe some day I'll try it on my
> non-
>> metering first ever camera... a Petri 7s.
>>
>> "One other tip for anyone with any selenium cell light meter if you
> haven't
>> used it for a while, is to leave it in room light (NOT bright or
>> sunlight!!!) running for a week or two... George said that the cells
> develop
>> oxides while sitting in the dark that will "burn off" when exposed to
> light, and
>> give the proper output to the meter movement... He would take any
>> selenium meter brought in for calibration, and give it light exposure for
> a
>> week before any tweaking... "
>>
>> Chuck Norcutt
>> --
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