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Conference Paper
Novel Techniques in Microscopy
Monterey, California United States
April 4-6, 2011
ISBN: 978-1-55752-909-1
Phase II (NTuC)

Quantitative phase from defocus

Shan Shan Kou, Colin J. R. Sheppard, Nicolas Pavillon, Pierre Marquet, and Christian D. Depeursinge  »View Author Affiliations


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We present a non-iterative technique that unlike solving the transport of intensity equation (TIE) obtains the quantitative phase of a weak object using only the inversion of an optical transfer function in defocused situation.

© 2011 OSA

OCIS Codes
(100.5070) Image processing : Phase retrieval
(180.0180) Microscopy : Microscopy
(110.3010) Imaging systems : Image reconstruction techniques

S. S. Kou, C. J. R. Sheppard, N. Pavillon, P. Marquet, and C. D. Depeursinge, "Quantitative phase from defocus," in Optics in the Life Sciences, OSA Technical Digest (CD) (Optical Society of America, 2011), paper NTuC6.

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