Interferometeric beamsplitter

Details Interferometeric beamsplitter Interferometeric beamsplitter

1986-07-21

1988-01-05

Arnold, Bruce Y.

Optics: measuring and testing

Range or remote distance finding

With photodetection

350 9614, 350173, 350286, 356356, G01B 902, G01B 1102

Patent

active

047172401

ABSTRACT:
Beamsplitter means for directing light in a Michelson interferometric drive and frequency sense scheme for use with a mechanical resonator. In a first embodiment a special prism is used. In a second embodiment a four-port coupler is used.

REFERENCES:
patent: 4009940 (1977-03-01), Ohzu
patent: 4329775 (1982-05-01), Olsen et al.
patent: 4355900 (1982-10-01), Nussmeier
patent: 4647206 (1987-03-01), Kunzmann et al.

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