Speckle-illumination averaged wide-field reflection phase microscopy

An experimental scheme solely employing scalar optics to achieve speckle-illumination averaged wide-field reflection phase microscopy is proposed. The experimental setup utilizes a Sagnac-Linnik Michelson interferometer design, providing greater stability compared to conventional setups. The 3-D/phase imaging of the sample is achieved with reduced speckle noise, wider field of view, and improved resolution.

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Publication Details

Journal
Journal of the Optical Society of America A
Published
2026-04-21
DOI
https://doi.org/10.1364/josaa.587767
Primary Topic
Digital Holography and Microscopy
Type
article
Field-Weighted Citation Impact
0.00
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article

Speckle-illumination averaged wide-field reflection phase microscopy

Pramod Panchal, Athira T.S, Dinesh Naik, Rakesh Singh
Journal of the Optical Society of America A
Digital Holography and Microscopy
article

Speckle-illumination averaged wide-field reflection phase microscopy

Pramod Panchal, Athira T.S, Dinesh Naik, Rakesh Singh
article en

Abstract

An experimental scheme solely employing scalar optics to achieve speckle-illumination averaged wide-field reflection phase microscopy is proposed. The experimental setup utilizes a Sagnac-Linnik Michelson interferometer design, providing greater stability compared to conventional setups. The 3-D/phase imaging of the sample is achieved with reduced speckle noise, wider field of view, and improved resolution.

Journal of the Optical Society of America AVol. 43(8)
Indian Institute of Astrophysics (IN), G.S. Science, Arts And Commerce College (IN), Indian Institute of Space Science and Technology (IN), Banaras Hindu University (IN)
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Openalex Percentile: Top 17%
Digital Holography and Microscopy
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