An Intuitive Explanation of Fourier Theory

Re:An Intuitive Explanation of Fourier Theory by iamwil on Wednesday September 19, 2007 @09:38AM (#56853)

Huh, I did signal processing and communication systems in college, and I don't recall anyone ever mentioning the lens thing. It says the distance from the image to the lens has to be "f" Is this the Nyquist frequency?

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Re:An Intuitive Explanation of Fourier Theory by npk on Wednesday September 19, 2007 @03:24PM (#57012)

f is the focal length.

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Re:An Intuitive Explanation of Fourier Theory by iamwil on Saturday September 22, 2007 @12:11AM (#58250)

now I'm smacking myself. Yeah, should be obvious.

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