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Re: [OM] photographing polished metal- HELP!

Subject: Re: [OM] photographing polished metal- HELP!
From: "John Hermanson" <omtech@xxxxxxxxx>
Date: Tue, 30 May 2000 12:17:27 -0400
I don't know about  the availability of everything needed, but atleast the
Ring Cross Filter Pol (polarizer for the T10) is discontinued.

John  Hermanson
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Camtech, Olympus Service since 1977.
21 South Ln.  Huntington NY 11743-4714
631-424-2121 http://www.zuiko.com
Free Olympus Manuals: 1-800-221-3000

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----- Original Message -----
From: Giles <cnocbui@xxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Friday, May 26, 2000 11:20 AM
Subject: Re: [OM] photographing polished metal- HELP!


>
> Do you want the good news or the bad news first?
>
> Good news:  Olympus makes a a cross polariser accessory for the T10 ring
> flash specifically for photographing reflective surfaces.  There is a
> polarising filter over the flash and another for the lens.  the light from
> the flash gets polarised and the polarising filter over the lens blocks
> reflections which will have a different polarisation.  At least I think
> thats how it must work.
>
> So you need a T10 ring flash, the cross polarising attachment, a T power
> control unit to power the flash, and a suitable macro lens such as the
> 80mm f4 or 38mm f2.8, oh and you will also need an auto bellows or 65-116
> auto extension tube for the macro lenses.
>
> Bad news:  See list of equipment required.  All such gear is hard to find
> in Oz as OM gear is hideously expensive new so sales of such stuff was
> probably always very low.
>
> Didn't Denton have some example images of watches taken with the various
> macro flashes?  Did he have one with the cross polariser?
>
> Giles
>
> Mark Staiger wrote:
>
> > something I need to do for my PhD. I would like to
> > be able to photograph/video the surface of steel
> > that is highly reflective, actually
> > electro-polished. The area is about 6.7 mm wide
> > and
>
> > round. Can I use my oly gear to get an image of
> >
> > Any tips would be really appreciated,
> >
>
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>


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