Computation of fundamental-mode spot size from far-field pattern of single-mode optical fibres

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Computation of fundamental-mode spot size from far-field pattern of single-mode optical fibres

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Published

It is shown how the mode spot size of a single-mode fibre can be computed from the far-field pattern. The method is accurate as it makes no Gaussian assumptions and holds for all fibre profiles. Comparisons are presented between our results and earlier empirical formulas.

Inspec keywords: optical waveguide theory; optical fibres

Other keywords: spot size computation; fundamental-model spot size; single-mode optical fibres; optical waveguide theory; far-field pattern; all fibre profiles

Subjects: Fibre optics and fibre waveguides; Fibre optics; Waveguide and cavity theory

References

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