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[OM] Re: OM4Ti meter Vs OM1 meter

Subject: [OM] Re: OM4Ti meter Vs OM1 meter
From: "Roger D. Key" <rdk@xxxxxxxxxx>
Date: Sat, 8 May 2004 15:35:18 +0200

The meter cells in the OM-1n  CDS; the meter cell(s) in the OM-2n are not
selenium, but SBC = Silicon Blue Cell in the light box for controlling auto
and TTL flash exposures, and with CDS  cells in the prism housing for
manual exposures and for giving viewfinder information before an auto
exposure.

Roger Key



Matt wrote:
..........
> Since I think the meters are different (is the OM-1 selenium and the
> OM4Ti CdS ? - please correct me if I'm wrong ) maybe they are not
> responding the same under artificial light? Although I remember testing
> another OM4Ti (which ended up going back because the low voltage
> sensing
> circuitry seemed to lock the mirror up and shut the whole thing down at
> least once per roll) and the OM1, and they were identical.
>

and Yves wrote:

OM1 uses a Cds cell ,it's the OM2 whose  cells are selenium.

yves







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