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[OM] Re: E's and mirror lens, was Re: New Person to the group

Subject: [OM] Re: E's and mirror lens, was Re: New Person to the group
From: "Allen Coltrin" <hjlantern@xxxxxxx>
Date: Mon, 19 Feb 2007 10:13:16 -0800
So what made the huge difference between the first 4 shots and the last 2 
shots? I like those quite a bit for various reasos.

Allen


>From: "Ian B Manners" <oice500@xxxxxxxxxx>
>Reply-To: olympus@xxxxxxxxxx
>To: "olympus@xxxxxxxxxx" <olympus@xxxxxxxxxx>
>Subject: [OM] E's and mirror lens, was Re: New Person to the group
>Date: Mon, 19 Feb 2007 18:58:35 +1100 (EDT)
>
>
>Hi Allen
>
> > So you used a  Oly 500mm lense? I've been thinking about this quite a 
>bit.
> > And I have to admit, I'm pulled between a mirror lens and a standard 
>long
> > fixed lens. Part of it is to do some astrophotography.
>
>Yes, Zuiko 500mm F8 Mirror, also tried a Vivita 500mm F8 mirror that I got
>before I found the Zuiko, not much difference that I can tell.
>
>http://www.comkal.net/500mm/test001.jpg Vivita 500mm
>http://www.comkal.net/500mm/test002.jpg Vivita 500mm
>http://www.comkal.net/500mm/test003.jpg Zuiko 500mm
>http://www.comkal.net/500mm/test004.jpg Zuiko 500mm
>
>Note that test001.jpg is plastic, they all look like they have
>a soft filter one, not what I would normally look for in a
>500 :-)
>
>When used with on OM, focus is a lot better (ie, screen), all
>the above shots I just took with 12 second timer on the E500,
>sitting on a block of wood, a lot of time taken to focus, also focused
>either side of objects but even worse, so used these shots which
>have sliding depth subjects. Notice also how pronounced the
>standard mirror lens circles are in test004.jpg
>
>Compare those shots to this one :-
>
>http://www.comkal.net/photo/Flowers/slides/062.html
>
>Taken with an OM4 and the Vivitar 500mm F8 mirror lens on
>10th Feb 2007.
>
>and the Zuiko 600mm f6.5 on the E500 on the 10th Feb 2007
>
>http://www.comkal.net/photo/Flowers/slides/P2100061.html
>
>I cant see any reason for this but obviously there is one :-)
>or is that :-(
>
>Results may be different on different model E's and as I only
>have an E500, these are my results.
>
>Cheers
>Ian Manners
>http://www.comkal.net/
>
>
>
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