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Calibration and performance validation of optical elements in a photoelastic modulator-based polarimetric camera
2008
IGARSS 2008 - 2008 IEEE International Geoscience and Remote Sensing Symposium
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We report on the status of our prototype camera development, with particular emphasis on theoretical and experimental work on the required and measured performance of optical elements within the system ...
Our system uses tandem photoelastic modulators (PEMs) within a reflective camera design. ...
Work at the University of Arizona College of Optical Sciences is supported by a JPL subcontract. ...
doi:10.1109/igarss.2008.4779400
dblp:conf/igarss/MahlerCMDDRGH08
fatcat:cdaol57wdjf2jev5fbm233ltf4
Remote sensing of aerosol in the terrestrial atmosphere from space: new missions
2015
Advances in Astronomy and Space Physics
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The distribution and properties of atmospheric aerosols on a global scale are not well known in terms of determination of their eects on climate. ...
In this review paper, we describe several planned aerosol space missions, including the Ukrainian project Aerosol-UA that obtains data using a multi-channel scanning polarimeter and wide-angle polarimetric ...
The multispectral polarimetric camera-imager MSIP can be the main instrument onboard Aerosol-UA satellite mission if the task of polarimetric calibration will be solved. ...
doi:10.17721/2227-1481.5.11-16
fatcat:2l3hdmlfuzexxma3qojiwk4ece
Rapid time-gated polarimetric Stokes imaging using photoelastic modulators
2013
Optics Letters
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Using the images taken by the camera at these four times (in ∼80 ms), the images of the full Stokes vectors of different incident polarization states were accurately derived. ...
We report a rapid time-gated full Stokes imaging approach without mechanically moving parts, which is well-suited for biomedical applications, using two photoelastic modulators (PEMs). ...
Other potential rapid polarimetric imaging systems, based on photoelastic modulators (PEMs) or liquid-crystal (LC) modulators, offer higher resolution with large fields of view, and are thus potentially ...
doi:10.1364/ol.38.002997
pmid:24104631
fatcat:jrox42hpofhmrofkivst5qalvm
Review on Complete Mueller Matrix Optical Scanning Microscopy Imaging
2021
Applied Sciences
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The main challenge of such a technique is to encode and decode the polarized light in an optimal way pixel-by-pixel and take into account the polarimetric artifacts from the optical devices composing the ...
instrument in a rigorous calibration step. ...
Acknowledgments: The authors thank the Nikon Imaging Center at the Fondazione Istituto Italiano di Tecnologia (Genoa, Italy) for the support in the realization of the experiment. ...
doi:10.3390/app11041632
fatcat:kns57oy2wzg2lnph3kgczmvjka
AUTOMATED DATA PRODUCTION FOR A NOVEL AIRBORNE MULTIANGLE SPECTROPOLARIMETRIC IMAGER (AIRMSPI)
2012
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
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A novel polarimetric imaging technique making use of rapid retardance modulation has been developed by JPL as a part of NASA's Instrument Incubator Program. ...
The camera is mounted on a gimbal and acquires imagery in a configurable set of along-track viewing angles ranging between +67° and -67° relative to nadir. ...
To obtain polarimetric imagery with high accuracy, the AirMSPI camera includes a retardance modulator consisting of a pair of photoelastic modulators (PEMs) sandwiched between two achromatic, athermalized ...
doi:10.5194/isprsarchives-xxxix-b1-33-2012
fatcat:ydthccmnc5hazg5iy3ch4h6swa
Solar polarimetry in the near UV with the Zurich Imaging Polarimeter ZIMPOL II
2004
Astronomy and Astrophysics
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Examples of observations are shown and interpreted in order to experimentally evaluate the performance of the system. ...
The complete system is a modified version of the Zurich Imaging Polarimeter ZIMPOL which has been equipped with a special CCD sensor. ...
The McMath-Pierce facility of the National Solar Observatory is operated by the Association of Universities for Research in Astronomy, Inc. ...
doi:10.1051/0004-6361:20040254
fatcat:sggpur7lercntd7gs2bzzk4xoe
Dual-photoelastic-modulator-based polarimetric imaging concept for aerosol remote sensing
2007
Applied Optics
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A dual-photoelastic-modulator-(PEM-) based spectropolarimetric camera concept is presented as an approach for global aerosol monitoring from space. ...
To achieve this, the tandem PEMs are operated as an electro-optic circular retardance modulator within a high-performance reflective imaging system. ...
Polarimetry Using Photoelastic Modulators: Theory
A. Single Photoelastic Modulators A PEM is constructed to vibrate in one of two modes. ...
doi:10.1364/ao.46.008428
pmid:18071373
fatcat:2svpv2vkfvbtfg267poqfsfv74
The Airborne Multiangle SpectroPolarimetric Imager (AirMSPI): a new tool for aerosol and cloud remote sensing
2013
Atmospheric Measurement Techniques
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AirMSPI employs a photoelastic modulator-based polarimetric imaging technique to enable accurate measurements of the degree and angle of linear polarization in addition to spectral intensity. ...
</strong> The Airborne Multiangle SpectroPolarimetric Imager (AirMSPI) is an eight-band (355, 380, 445, 470, 555, 660, 865, 935 nm) pushbroom camera, measuring polarization in the 470, 660, and 865 nm ...
The initial prototype, designated LabMSPI, was a single wavelength (660 nm) camera designed to demonstrate our dual photoelastic modulator (PEM)-based polarimetric imaging approach. ...
doi:10.5194/amt-6-2007-2013
fatcat:pffk5ndiw5cjnftfdkyf2aat34
The Airborne Multiangle SpectroPolarimetric Imager (AirMSPI): a new tool for aerosol and cloud remote sensing
2013
Atmospheric Measurement Techniques Discussions
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The initial prototype, designated LabMSPI, was a single wavelength (660 nm) camera designed to demonstrate our dual photoelastic modulator (PEM)-based polarimetric imaging approach. ...
The validator is not designed for absolute polarimetric calibration, but rather to provide a sufficiently polarized input to the AirMSPI camera such that the shape of the modulation waveform can be used ...
doi:10.5194/amtd-6-1717-2013
fatcat:qiibaepdrrgdfa6dwlzewzdnaq
Circular Intensity Differential Scattering for Label-Free Chromatin Characterization: A Review for Optical Microscopy
2020
Polymers
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Additionally, we include a general description of the experimental architectures employed for spectroscopic CIDS measurements, angular or spectral, and of the most recent advances in the field of optical ...
imaging microscopy, allowing a visualization of the chromatin organization in situ. ...
(c) Optical scanning microscope using a photoelastic modulator synchronized with a lock-in amplifier, inspired by [128] [129] [130] . PC: Pockels Cell. PEM: Photoelastic Modulator. ...
doi:10.3390/polym12102428
pmid:33096877
fatcat:uxew5us7zjbm3m3r7pxsxyfnum
A snapshot full-Stokes spectropolarimeter for detecting life on Earth
2019
arXiv
pre-print
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The polarization modulator consists of a patterned liquid-crystal quarter-wave plate inside the spectrograph slit, which also constitutes the first optical element of the instrument. ...
This leads to a quite unorthodox optical concept for the spectrograph, in which the object and the pupil are switched. ...
This contribution of HJH has received funding from the European Research Council (ERC) under the European Unions Horizon 2020 research and innovation programme (projects Four Aces and EXOKLEIN with grant ...
arXiv:1909.02283v1
fatcat:lvui3s6ubbgkfmrwq24jdxuaju
A snapshot full-Stokes spectropolarimeter for detecting life on Earth
2019
Polarization Science and Remote Sensing IX
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The polarization modulator consists of a patterned liquid-crystal quarter-wave plate inside the spectrograph slit, which also constitutes the first optical element of the instrument. ...
This leads to a quite unorthodox optical concept for the spectrograph, in which the object and the pupil are switched. ...
This contribution of HJH has received funding from the European Research Council (ERC) under the European Unions Horizon 2020 research and innovation programme (projects Four Aces and EXOKLEIN with grant ...
doi:10.1117/12.2529548
fatcat:uedsqsjv4bdsfoo4uxa7i6x42i
Exploration of a Polarized Surface Bidirectional Reflectance Model Using the Ground-Based Multiangle SpectroPolarimetric Imager
2012
Atmosphere
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The camera uses a very accurate photoelastic-modulator-based polarimetric imaging technique to acquire Stokes vector measurements in three of the instrument's bands (470, 660, and 865 nm). ...
While the model is fairly successful in predicting the polarized reflection from two grass targets in the scene, it does a poorer job for two manmade targets (a parking lot and a truck roof), possibly ...
Acknowledgments This research is being carried out at the Jet Propulsion Laboratory, California Institute of Technology under contract with NASA, and at the University of Arizona College of Optical Sciences ...
doi:10.3390/atmos3040591
fatcat:xipv2yaanzccxmhlycv7eugih4
Advanced Mueller Ellipsometry Instrumentation and Data Analysis
[chapter]
2013
Ellipsometry at the Nanoscale
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To do so the chapter starts by a review of the optical formalisms used in standard and Mueller ellipsometry respectively. ...
Matrix decompositions are used to unveil the basic polarimetric properties of a the sample when a precise model is not available. ...
Acknowledgments We would like to express our deep gratitude to the editors of this book for giving us the opportunity, (the place in terms of pages, and specially the time) that we needed to write this ...
doi:10.1007/978-3-642-33956-1_2
fatcat:rihssdnsw5hmdpuxy3ybquwley
Numeric Study of Novel Compact Polarimeter for Full-Stokes Polarization Imaging without Micro-Polarizer Array
2020
IEEE Access
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The proposed polarimeter is simultaneous, compact, easier in fabrication and capable of full-stokes polarization imaging. It is expected to be of potential use in a variety of applications. ...
INDEX TERMS (110.5405) polarimetric imaging, (110.0110) imaging system, (120.0120) instrumentation, measurement, and metrology. 53456 This work is licensed under a Creative Commons Attribution 4.0 License ...
They would also like to thank the reviewers for their constructive comments and useful suggestions, which helped to improve the quality of this paper. ...
doi:10.1109/access.2020.2981576
fatcat:duqihl4zvvdgjj77stqao6wg2e
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