Re: ATM Foucault test accuracy

["James W. Burrows" <burrjaw@halcyon.com>]

At 14:43 2001-06-10 -0600, Tom & Lou Krajci wrote:

>Hasn't someone made a piece of software that shows you what the shadow
>appearance for Foucault and wire tests look like at various longitudinal
>placements of the knife edge?...Nils?...Jim Burrows?

Try 
Diffract:   <ftp://ftp.halcyon.com/pub/users/burrjaw/diffract.zip>  (Win32, 
170k)

You can size the wire and move it both laterally and longitudinally.  Shows 
Ronchi, too, with all the diffraction mess in that test.

         -- Jim Burrows  phone 206.244.2933, fax .0294
         --              mailto:burrjaw@halcyon.com
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