Ring interferometer comprising a single-mode light waveguide

Optics: measuring and testing – By dispersed light spectroscopy – Utilizing a spectrometer

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350 9615, G01P 336, G01B 902

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active

043547605

ABSTRACT:
A ring interferometer which has at least one single mode light waveguide wound in a coil characterized by the light waveguide maintaining one polarization state. If the interferometer includes directional couplers or additional light waveguides, each of these are constructed of waveguides which conduct only one polarization state.

REFERENCES:
patent: 4265541 (1981-05-01), Leclerc et al.
patent: 4280766 (1981-07-01), Goss et al.
Vali et al., "Fresnel-Fizeau Effect in a Rotating Optical Fiber Ring Interferometer", Applied Optics, vol. 16, No. 10, pp. 2605-2607, 10/77.
Stolen et al., "Linear Polarization in Birefringent Single-Mode Fibers", Appl. Phys. Lett., vol. 33, No. 8, pp. 699-701, 10/78.

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