FYI
http://www.tvfool.com/index.php?opti...d=57&Itemid=78
The correct term is "diffraction", the bending and scattering of the waves as they pass the edge or boundary of a physical obstacle.
"Refraction" refers to the change of direction of a wave as it passes through the boundary between two mediums.
Last edited by ADTech; 21-Sep-2014 at 3:41 PM.
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