Physics, 13.11.2019 05:31 odellbeckham43881

Problem 4: this problem deals with fresnel diffraction on two- dimensional rectangular aperture. the source is located in infinity and the screen is 50 cm away from the aperture. the aperture’s width is 8 mm and the height is 5 mm. wavelength of the light is λ = 632.8 mm (he-ne laser). what is the last visible fresnel zone? • what is the last fresnel zone fully contained in the aperture?

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