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Re: [OM] Dude - Who stole my 0.56ms?

Subject: Re: [OM] Dude - Who stole my 0.56ms?
From: Ken Norton <ken@xxxxxxxxxxx>
Date: Tue, 6 Apr 2010 09:48:33 -0500
>
> On an OM-1 your findings are easily confirmed. In auto-aperture mode the
> reading shown by the meter does not change by a full stop when opening up
> to f/1.4. What does this mean? It's not the amount of light hitting the
> meter that is changing - remember, we're always metering wide open. So
> Olympus has designed the lens so that the travel of the aperture lever in
> the lens mount is less than one stop when going from wide open to f/2, to
> keep the metering accurate.
>

Does this mean that the fixed aperture lever in the OM-4/3 adaptor also
restricts that last stop too?

AG
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