Archived posting to the Leica Users Group, 2000/09/27

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Subject: Re: [Leica] Re: 90mm f1
From: Amilcar de Oliveira <amilcar@domain.com.br>
Date: Wed, 27 Sep 2000 19:14:33 -0300
References: <B5F7CDA4.205F%dprakel@rochester.rr.com>

To record the image on a fluoroscope - a screen coated with a compound that emits
light when hit by X-rays, creating a visible image. This way you can use cheaper
camera films instead of expensive 50x60cm X-rays films to record a radiographic
image.

Amilcar

David Prakel wrote:

> on 27/9/00 12:09 pm, Leica Users digest at
> owner-leica-users@mejac.palo-alto.ca.us wrote:
>
> > I have seen the lens.  It is made by Elcan for a X-Ray machine.  The lens
> > looks very similar to the Navy version of 90/1 but it does not have focusing
> > capability.
>
> Pardon my ignorance but why would you use an optical lens of any kind on an
> X-ray machine?
>
> --
> David Prakel
>
> dprakel@rochester.rr.com

In reply to: Message from David Prakel <dprakel@rochester.rr.com> ([Leica] Re: 90mm f1)