A thin film suspended in air is 0.400 µm thick and is
illuminated with white light...
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Physics
A thin film suspended in air is 0.400 µm thick and isilluminated with white light incident perpendicularly on itssurface. The index of refraction of the film is 1.58. At whatwavelength will visible light that is reflected from the twosurfaces of the film undergo fully constructive interference?
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Here we will use the thin film conditions for the caseIncident light is white light that means it contains all thewavelengths from the visible region and the incidence is normalto the surface of the film So we dont have to bother with peskyangles The first ray lets say at a wavelength is
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