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Re: Beading caught on film.



Original poster: "Jim Lux" <jimlux@xxxxxxxxxxxxx>

If you've ever sat in a faraday cage with a coil striking it you'll see the
same "beading" phenomenon.  Quite unique and noticeable.

----- Original Message -----
From: "Tesla list" <tesla@xxxxxxxxxx>
To: <tesla@xxxxxxxxxx>
Sent: Tuesday, May 03, 2005 7:33 PM
Subject: Re: Beading caught on film.


> Original poster: stork <stork@xxxxxxxxxxxxxxxxxxx> > > > >Don't know what it is... > >Cheers, > > Terry > > Terry, > > There is a very simple explanation. We see this effect in medical imaging > all the time. An example is a simple x-ray where a three dimensional > object is reduced to two dimensions on the x-ray film. When an image is > taken end on or longitudinally of a cylindrical object, such as a blood > vessel or air in a bronchus, the density of the object is greatly enhanced > or reduced depending on density. And, since these images are nonlinear > this image is greatly accentuated. If x-rayed again at 90 degrees > orientation the object completely vanishes on the x-ray. > > We all know these TC arcs spiral. The beading is nothing more than a two > dimensional depiction of a three dimensional process. The bead photographed > is simply looking longitudinally down a short segment of an arc. If two > cameras are synchronized and at 90 degrees orientation beads will > photograph on either, but not synchronously together. > > stork > > > > >