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[OM] actual shutter speed

Subject: [OM] actual shutter speed
From: "William Sommerwerck" <williams@xxxxxxxxxx>
Date: Wed, 31 Dec 2003 15:18:20 -0800
> Just wondered what that little guy inside my OM-2 does
> in auto. Let's say I'm standing with the sun behind me on
> a sunny day. I've set my lens on f/8. The needle hovers
> between 1/250s and 1/500s. I then push the shutter
> release. Will the picture be taken at f/8 and 1/375s?

It'll be at f/8, but the actual shutter speed is set by the amount of light
reflected off the shutter curtain (or film, in dimmer light) at the time of
exposure.

The match-needle metering system is independent of the OTF system. They may
or may not produce the same exposure.


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