63. When examining Fig. 33-62, it is important to note that the angle (measured from the central axis) for the light ray in air, θ, is not the angle for the ray in the glass core, which we denote θ '. The law of refraction leads to 11sinsinn′ =assumingair1.n=The angle of incidence for the light ray striking the coating is the complement of ', which we denote as 'compand recall that
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.