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A fiber has a core made of dense flint glass and the cladding material made of crown glass. Calculate the following: a) the critical

A fiber has a core made of dense flint glass and the cladding material made of crown glass. Calculate the following: a) the critical angle (6c). b) 02 for 01 = 15'. c) 02 for 01 = 70. d) numerical aperture (NA). e) Angle of Acceptance, Oaccept- f) Acceptance Cone.

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