Laser Diffraction Pattern

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This Demonstration considers the diffraction pattern produced by shining a laser beam through a slit. The intensity of the pattern can be computed using a convolution integral that has a closed-form expression in terms of error functions.

Contributed by: Roger Germundsson and Devendra Kapadia (March 2011)
Open content licensed under CC BY-NC-SA



Reference: D. W. Kammler, A First Course in Fourier Analysis, Cambridge: Cambridge University Press, 2007.

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