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Related to diffraction pattern: Fraunhofer diffraction pattern
diffraction patternThe pattern of alternating light and dark rings or bands produced when light is diffracted by a circular opening or object (rings) or a rectangular slit or an edge (bands). See also Airy disk; interference.
diffraction pattern[di′frak·shən ‚pad·ərn]
Pattern produced on a screen or plate by waves which have undergone diffraction.