Presentation + Paper
1 August 2021 Plenoptic microscopy and photography from intensity correlations
Author Affiliations +
Abstract
We present novel methods to perform plenoptic imaging at the diffraction limit by measuring intensity correlations of light. The first method is oriented towards plenoptic microscopy, a promising technique which allows refocusing and depth-of-field enhancement, in post-processing, as well as scanning free 3D imaging. To overcome the limitations of standard plenoptic microscopes, we propose an adaptation of Correlation Plenoptic Imaging (CPI) to the working conditions of microscopy. We consider and compare different architectures of CPI microscopes, and discuss the improved robustness with respect to previous protocols against turbulence around the sample. The second method is based on measuring correlations between the images of two reference planes, arbitrarily chosen within the tridimensional scene of interest, providing an unprecedented combination of image resolution and depth of field. The results lead the way towards the realization of compact designs for CPI devices.
Conference Presentation
© (2021) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Francesco V. Pepe, Francesco Di Lena, Augusto Garuccio, Davide Giannella, Alessandro Lupo, Gianlorenzo Massaro, Alessio Scagliola, Francesco Scattarella, Sergii Vasiukov, and Milena D'Angelo "Plenoptic microscopy and photography from intensity correlations", Proc. SPIE 11835, Quantum Communications and Quantum Imaging XIX, 118350I (1 August 2021); https://doi.org/10.1117/12.2594247
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KEYWORDS
Correlation function

Microscopy

Beam splitters

Objectives

Image resolution

Photography

Turbulence

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