Two-wavelength spatial-heterodyne holography
US7312875B2 · kind B2 · utility
10Cited by
17References
8Claims
0Family size
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Key dates
| Filing date | Apr 23, 2003 |
| Grant date | Dec 25, 2007 |
| Priority date | — |
| Expiry date | Nov 17, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2226/13
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Systems and methods are described for obtaining two-wavelength differential-phase holograms. A method includes determining a difference between a filtered analyzed recorded first spatially heterodyne hologram phase and a filtered analyzed recorded second spatially-heterodyned hologram phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.