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23 Nov 2019
A point source S (? = 500 nm) is placed 1 m from an apertureconsisting of a hole of 1 mm radius in which there is a circularopaque disk of 0.5 mm radius. The observation point P is 1 m fromthe aperture. What is the irradiance at P compared to theirradiance if there is no aperture at all?
A point source S (? = 500 nm) is placed 1 m from an apertureconsisting of a hole of 1 mm radius in which there is a circularopaque disk of 0.5 mm radius. The observation point P is 1 m fromthe aperture. What is the irradiance at P compared to theirradiance if there is no aperture at all?
