Patent · US Active

Off-axis interferometer

US9207638B2 · kind B2 · utility

6Cited by
4References
14Claims
0Family size

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Key dates

Filing dateOct 5, 2010
Grant dateDec 8, 2015
Priority date
Expiry dateOct 5, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03H2222/24
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An Interferometer for off-axis digital holographic microscopy includes a recording plane, and a grating located in a plane optically conjugated with the recording plane. The grating defining a first and a second optical path, the optical path corresponding to different diffraction order.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.