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acceptance angle

Fiber optics: Derivation for acceptance angle or numerical aperture

July 9, 2018 by Dr. IM Leave a Comment

Fiber optics: Derivation for acceptance angle or numerical aperture

Derive an expression for Acceptance angle or Numerical aperture for fiber optics. Derive an expression for Fractional refractive index change or relative refractive index Answer: The light propagates through the fiber only when its angle of incidence at the launching end is less than or equal to a certain value. This maximum possible angle with the axis of the fibre up to … [Read more...] about Fiber optics: Derivation for acceptance angle or numerical aperture

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