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Re: [OM] Film to flange distance in various OM bodies

Subject: Re: [OM] Film to flange distance in various OM bodies
From: "C.H.Ling" <chling@xxxxxxxxxxxx>
Date: Thu, 18 Jan 2001 14:48:11 +0800

clintonr@xxxxxxxxxxxxxxxx wrote:
> 

> While most camera makers build in "adjustments" for the body focus (lens
> mount-to-film rail distance), Olympus simply mills the film rails and
> attachment points for the body castings very precisely.  Unless an OM
> suffers impact, these will never change, so "adjustment" isn't
> necessary.
> 
> This design concept is reflected in the meter circuitry of the OM-1/1n
> and 2/2n, which eschews "variable resistors" to adjust the meter.
> Instead, only fixed resistors and precise quality control are used to
> assure accuracy in the meter circuit.
> 

My be the OM1 does not have a variable resistor for meter adjust, but
it adjust the meter mechanically by rotating of the galvanometer, does
it make the adjustment more accurate?

C.H.Ling

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