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Re: [OM] Used lens: infinity out of focus.

Subject: Re: [OM] Used lens: infinity out of focus.
From: Chris Barker <cbarker@xxxxxxxxxxxxxxxx>
Date: Fri, 7 Aug 1998 07:52:11 +0100
>I thought someone might ask.  Focusing past infinity is actually a feature of
>some (many?) 300 mm and longer lenses.  Different ambient temperatures result
>in focus shift.  Using a Varimagnifinder I've determined that even the 200 mm
>f/4.0 Zuiko can focus shift, so I don't writte off a 200 mm or above which
>won't get pinpoint infinity focus in a sales shop.
>
>Gary Reese
>Las Vegas, NV

Surely, Gary, you should be able to get pinpoint infinity focus, but it
just won't be right at the end of the focus ring travel?

Chris

"Mankind hopes vaguely, but dreads precisely." George F Will



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