Spatiotemporal heterodyne interferometry

Mitsuo Takeda; Hideo Iijima

doi:10.1117/12.22130

1 July 1990 Spatiotemporal heterodyne interferometry

Mitsuo Takeda, Hideo Iijima

Proceedings Volume 1319, Optics in Complex Systems; (1990) https://doi.org/10.1117/12.22130
Event: 15th International Optics in Complex Systems, 1990, Garmisch, Germany

Abstract

Heterodyne interferometry using both spatial and temporal carrier frequencies is proposed. Combined with the multi-dimensional Fourier transform method of fringe-pattern analysis the technique enables the measurement of a phase distribution with a wider spatio-temporal bandwidth. 1.

Citation Download Citation

Mitsuo Takeda and Hideo Iijima "Spatiotemporal heterodyne interferometry", Proc. SPIE 1319, Optics in Complex Systems, (1 July 1990); https://doi.org/10.1117/12.22130

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