Current sensors based on the Sagnac interferometer

James N. Blake

doi:10.1117/12.258174

12 November 1996 Current sensors based on the Sagnac interferometer

James N. Blake

Proceedings Volume 2837, Fiber Optic Gyros: 20th Anniversary Conference; (1996) https://doi.org/10.1117/12.258174
Event: SPIE's 1996 International Symposium on Optical Science, Engineering, and Instrumentation, 1996, Denver, CO, United States

Abstract

The PM fiber Sagnac interferometer operated a current sensor is described. Its most serious difficulty is its high sensitivity to mechanical and thermal perturbations. An 'in- line' derivative optical circuit which solves this 'Shupe effect' error is then described.

Citation Download Citation

James N. Blake "Current sensors based on the Sagnac interferometer", Proc. SPIE 2837, Fiber Optic Gyros: 20th Anniversary Conference, (12 November 1996); https://doi.org/10.1117/12.258174

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