The quad-cell gradient sensor for the quantitative determination of the phase in microscopy

Ignacio Iglesias

doi:10.1364/DH.2015.DTh2A.1

Digital Holography & 3-D Imaging Meeting
OSA Technical Digest (Optica Publishing Group, 2015),
paper DTh2A.1
•https://doi.org/10.1364/DH.2015.DTh2A.1

The quad-cell gradient sensor for the quantitative determination of the phase in microscopy

Ignacio Iglesias

Digital Holography and Three-Dimensional Imaging 2015

Shanghai China
24–28 May 2015
ISBN: 978-1-55752-991-6

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Applications of DH II (DTh2A)

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I. Iglesias, "The quad-cell gradient sensor for the quantitative determination of the phase in microscopy," in Digital Holography & 3-D Imaging Meeting, OSA Technical Digest (Optica Publishing Group, 2015), paper DTh2A.1.

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Abstract

This paper shows that the quad-cell sensing scheme allows the quantitative measure of the index distribution in microscopy. A similar approach can be numerically implemented in digital holography to circumvent the need for unwrapping.

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