Uncertainties of the leaky mode correction for near-square-law optical fibres

Uncertainties of the leaky mode correction for near-square-law optical fibres

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It is shown that the leaky-mode correction as used, for example, for the near-field scanning technique, becomes uncertain for near-square-law fibres if they deviate from perfect circular symmetry. Results for the transition of the leaky-mode behaviour are presented.


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