IEC 61300-3-20:2001

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-20: Examinations and measurements - Directivity of fibre optic branching devices

Applies to measuring the directivity of light between channels of a multiport non-wavelength-selective MxN fibre optic branching device. The directivity is the fraction of light that goes from one input path to another path, normally isolated from each other.

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