Example 1: A Simple Block

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Image of a block���������������������������������������������� Its Fourier Transform

Fourier for IDEAL LOW PASS CUTOFF = 50

Image for IDEAL LOW PASS CUTOFF = 50

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Fourier for IDEAL HIGH PASS CUTOFF = 50

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Fourier for BUTTERWORTH LOW PASS CUTOFF = 40

Image for above

Fourier for BUTTERWORTH HIGH PASS CUTOFF = 40

Image for above