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Re: [OM] Focusing Screens

Subject: Re: [OM] Focusing Screens
From: "John Hermanson" <omtech@xxxxxxxxx>
Date: Sat, 31 May 2003 10:32:45 -0400
It is possible infinity focus is out (minus) on the lens (if that's what you
mean by "......seems not to completely focus.")
_________________________________
John Hermanson  www.zuiko.com
Camtech, Olympus Sales & Service since 1977
21 South Lane, Huntington NY 11743-4714
631-424-2121 For Free Olympus manuals,
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----- Original Message ----- 
From: "Piers Hemy" <piers@xxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Friday, May 30, 2003 3:05 PM
Subject: RE: [OM] Focusing Screens


> 1-4
> 1-4n
> 1-8
> 2-4
>
> Are all plain ground 'glass'
>
> But it isn't clear to me how that would address your problem - i.e if you
> can't focus on the ground 'glass' of the 2-13, you probably can't focus on
> any of the above either.
>
> Clearer still would be 1-9 or 1-12 - but you won't be able to focus on
them
> at all (despite appearance to the contrary) because they are plain 'glass'
> giving an aerial image.
>
> What are the symptoms of the problem?
>
> Piers
>
>
> -----Original Message-----
> From: owner-olympus@xxxxxxxxxxxxxxx [mailto:owner-olympus@xxxxxxxxxxxxxxx]
> On Behalf Of daniel
> Sent: 30 May 2003 18:48
> To: olympus@xxxxxxxxxxxxxxx
> Subject: [OM] Focusing Screens
>
>
> What's the least obstructed Focusing Screens?
> I just got a Tamron 180mm F2.5 and the screen I have in OM-2n (13) seems
not
> to completely focus. Dan
>
>
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>



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