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In optics and radio communications, a Fresnel zone, named for physicist Augustin-Jean Fresnel, is one of a number of concentric ellipsoids of revolution which define volumes in the radiation pattern of a circular aperture. Fresnel zones result from diffraction by the circular aperture.

Produktbeschreibung
In optics and radio communications, a Fresnel zone, named for physicist Augustin-Jean Fresnel, is one of a number of concentric ellipsoids of revolution which define volumes in the radiation pattern of a circular aperture. Fresnel zones result from diffraction by the circular aperture.