Theoretical analysis of surface-shape-induced decorrelation noise in multi-wavelength digital holography

M Piniard, B Sorrente, G Hug, P Picart - Optics express, 2021 - opg.optica.org
This paper presents analytical modelling for describing the speckle noise decorrelation in
phase data from two-or multiple-wavelength digital holography. A novel expression for the …

Tunable dual-wavelength fiber laser with unique gain system based on in-fiber acousto-optic Mach–Zehnder interferometer

N Yan, X Han, P Chang, L Huang, F Gao, X Yu… - Optics …, 2017 - opg.optica.org
A fast tunable dual-wavelength laser based on in-fiber acousto-optic Mach-Zehnder
interferometer (AO-MZI) with new fabrication process is proposed. Not only could the center …

High-speed 3D imaging using two-wavelength parallel-phase-shift interferometry

A Safrani, I Abdulhalim - Optics Letters, 2015 - opg.optica.org
High-speed three dimensional imaging based on two-wavelength parallel-phase-shift
interferometry is presented. The technique is demonstrated using a high-resolution …

Multiwavelength-selective phase-shifting digital holography without mechanical scanning

T Tahara, Y Endo - Applied Optics, 2019 - opg.optica.org
We propose multiwavelength in-line phase-shifting digital holography with a monochrome
image sensor, single reference arm, and no mechanical scanning. We use phase-shifting …

Single-shot dual-wavelength phase unwrapping in parallel phase-shifting digital holography

Y Lee, Y Ito, T Tahara, J Inoue, P Xia, Y Awatsuji… - Optics letters, 2014 - opg.optica.org
We propose a single-shot phase-unwrapping method using two wavelengths in parallel
phase-shifting digital holography (PPSDH). The proposed method enables one to solve the …

Use of digital color holography for crack investigation in electronic components

P Tankam, P Picart - Optics and lasers in engineering, 2011 - Elsevier
This paper presents the experimental optical analysis of the crack inside an electronic
component. The optical setup is used to carry out multidimensional deformation …

Holographic interferometry: from history to modern applications

M Georges - Optical Holography, 2020 - Elsevier
Holographic interferometry is one of the most useful applications of holography. It allows
measurement of the phase of an object or a scene, which evolves over time. In particular, it …

Method of digital holographic recording and reconstruction using a stacked color image sensor

P Tankam, P Picart, D Mounier, JM Desse, J Li - Applied optics, 2010 - opg.optica.org
We discuss a method to record and reconstruct color holograms by using a stack of
photodiode sensors associated to a one-way reference beam. The reconstruction algorithm …

Fast and robust automatic calibration for single-shot dual-wavelength digital holography based on speckle displacements

D Khodadad, P Bergström, E Hällstig, M Sjödahl - Applied optics, 2015 - opg.optica.org
The objective of this paper is to describe a fast and robust automatic single-shot dual-
wavelength holographic calibration method that can be used for online shape measurement …

[HTML][HTML] Flipping interferometric module for simultaneous dual-wavelength unwrapping of quantitative phase maps of biological cells

L Karako, R Guo, I Barnea, NT Shaked - Frontiers in Physics, 2021 - frontiersin.org
We present an imaging platform for stain-free quantitative imaging of biological cells using a
simultaneous dual-wavelength holographic module. We use this module to experimentally …