Effects of polarization aberrations in an unobscured off-axis space telescope on its PSF ellipticity

J Luo, XU He, K Fan, X Zhang - Optics Express, 2020 - opg.optica.org
Polarization aberrations exist in almost all astronomical telescopes. Polarization aberrations
would bring about asymmetric apodization in the exit pupil, leading to asymmetric PSFs. The …

The polarization aberrations of the Gemini Telescope as seen by the Gemini Planet Imager

MA Millar-Blanchaer, RM Anche… - Ground-based and …, 2022 - spiedigitallibrary.org
Here we present modeling of the polarization aberrations of the Gemini telescope as seen
by the Gemini Planet Imager's dual-channel polarimetry mode. We first calculate the Jones …

High precision calibration method for a four-axis Mueller matrix polarimeter

J del Hoyo, LM Sanchez-Brea… - Optics and Lasers in …, 2020 - Elsevier
We present a novel method for calibrating a four-axis Mueller matrix polarimeter. This
method is valid even for non-ideal optical elements, as it models all polarization elements …

Design of low polarization off-axis three-mirror reflective optical systems

J Luo, T Xu, C You, Y Liu, C Li, X Zhang, J Dong - Optics Express, 2023 - opg.optica.org
Off-axis optical systems have several important advantages over on-axis ones. However,
high polarization aberrations, which play important roles in many applications, become …

uPTI: uniaxial permittivity tensor imaging of intrinsic density and anisotropy

LH Yeh, IE Ivanov, SM Guo, BB Chhun… - Novel Techniques in …, 2021 - opg.optica.org
We present a label-free computational microscopy method, uPTI, which reports components
of uniaxial permittivity tensor, including phase and 3D anisotropy across volumes. We report …

Polarization modeling and predictions for Daniel K. Inouye Solar Telescope, part 7: preliminary NCSP system calibration and model fitting

DM Harrington, S Sueoka, AJ White… - Journal of …, 2021 - spiedigitallibrary.org
Daniel K. Inouye Solar Telescope (DKIST) is designed to deliver accurate
spectropolarimetric solar data across a wide wavelength range, covering a large field of …

A Model-based Technique for Ad Hoc Correction of Instrumental Polarization in Solar Spectropolarimetry

SA Jaeggli, TA Schad, LA Tarr… - The Astrophysical …, 2022 - iopscience.iop.org
We present a new approach for correcting instrumental polarization by modeling the
nondepolarizing effects of a complex series of optical elements to determine physically …

Compact optical module to generate arbitrary vector vortex beams

Y Zhou, X Li, Y Cai, Y Zhang, S Yan, M Zhou, M Li… - Applied Optics, 2020 - opg.optica.org
We demonstrated a compact optical module that is capable of efficiently generating vector
vortex beams (VVB). With this device, a linearly polarized input beam can be converted into …

Merit functions and measurement schemes for single parameter depolarization models

L Li, M Kupinski - Optics Express, 2021 - opg.optica.org
Mueller polarized bi-directional scattering distribution functions (pBSDFs) are 4× 4 matrix-
valued functions which depend on acquisition geometry. A widely used backscattering …

Efficient acquisition of Mueller matrix via spatially modulated polarimetry at low light field

T Ning, X Ma, Y Li, Y Li, K Liu - Optics Express, 2023 - opg.optica.org
Mueller polarimetry performed in low light field with high speed and accuracy is important for
the diagnosis of living biological tissues. However, efficient acquisition of the Mueller matrix …