Calculate the angular size of the zero order diffraction spot (Airy disc) in the case of the diffraction of light of wavelength (nanometers) by a circular aperture of size d=2 mm (millimetres)Give your answer in milliradiansEnter your answer in the box below

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Q: Part 1 Young's experiment is performed with light from excited helium atoms λ = 550 nm. Fringes are…

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Q: find fourier Series of the given periodic funchion Cast - x <t<o cos't 。<とくス

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Q: PART B: A gauge block is checked by using an optical flat associated with a monochromatic light…

A: Solution:-              λ=180 nm =180×10-3 m =180×10-6 mm…

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