2. (20 points) A plane wave with wavelength is illuminating the aperture shown. The circle and...

  

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2. (20 points) A plane wave with wavelength is illuminating the aperture shown. The circle and square are centered at x= 0 and y=0. a. Derive an expression for the field for Fraunhofer diffraction pattern at a distance D from the aperture. b. Derive an expression for the intensity distribution along the x-axis and along the y- axis. c. Sketch the intensity patterns along the x-axis and along the y-axis label all relevant values. 2p W W 2. (20 points) A plane wave with wavelength is illuminating the aperture shown. The circle and square are centered at x= 0 and y=0. a. Derive an expression for the field for Fraunhofer diffraction pattern at a distance D from the aperture. b. Derive an expression for the intensity distribution along the x-axis and along the y- axis. c. Sketch the intensity patterns along the x-axis and along the y-axis label all relevant values. 2p W W

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a Denive an expression for the field for Fraunhofer diffraction pattern at a Dis... View the full answer