The main mechanisms used to create fiber optic sensors
An introduction to fiber optic sensors
Quizzed article REF: R2390 V1
The main mechanisms used to create fiber optic sensors
An introduction to fiber optic sensors

Author : Christophe CAUCHETEUR

Publication date: September 10, 2012, Review date: June 1, 2021 | Lire en français

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2. The main mechanisms used to create fiber optic sensors

2.1 Interferometric sensors

Their operating principle is based on interference between two superimposed coherent or partially coherent beams. The useful signal is then the intensity of the interference signal.

Several configurations based on this principle have been reported.

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2.1.1 Sagnac interferometers

These are non-reciprocal ring interferometers for which light propagating in the clockwise direction of the rotating loop is...

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