Peter Popov wrote:

> A Moire pattern is an interference pattern resulting from
> superimposing two or more grids with close parameters.

So then there are many possible "types" of Moire patterns !
I wonder if there are any 3D Moire patterns


> To answer your question about vibrational analysis, a
> French guy named Moire found this phenomenon when
> introducing vibrations into fine sand-covered glass plate
> by means of a violin bow.

Doesn't this mean that this phenomenon also is related to
minima and maxima of standing waves ?

Wouldn't standing waves in a patterned "3D-medium(s)"
then generate 3D Moire patterns ?


Tor Olav
--
mailto:tor### [at] hotmailcom
http://www.crosswinds.net/~tok/tokrays.html

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