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Conference Paper
Digital Holography and Three-Dimensional Imaging
St. Petersburg, Florida United States
March 17-19, 2008
Holographic Interferometry, Modulators, Filters and Materials (DWB)

Optical Phase Unwrapping with Laser-Diode Phase Shifting Interferometry

Nilanthi Warnasooriya and Myung K. Kim


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A Michelson type multi-wavelength phase shifting interferometer illuminated by laser diodes is used to obtain quantitative phase images. The 2π ambiguities in phase images are removed by using 3-wavelength optical phase unwrapping.

© 2008 Optical Society of America

OCIS Codes
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.5050) Instrumentation, measurement, and metrology : Phase measurement
(180.0180) Microscopy : Microscopy
(180.3170) Microscopy : Interference microscopy

N. Warnasooriya and M. K. Kim, "Optical Phase Unwrapping with Laser-Diode Phase Shifting Interferometry," in Digital Holography and Three-Dimensional Imaging, OSA Technical Digest (CD) (Optical Society of America, 2008), paper DWB2.

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