Calculate the critical angle, numerical aperture and acceptance angle for a silica fibre
in air with core refractive index 1.53 and cladding refractive index 1.47.
1
Expert's answer
2019-04-15T10:13:10-0400
The numerical aperture:
NA=ncore2−ncladding2=0.42.
The acceptance angle can be determined from the numerical aperture:
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