[BOOK][B] Principles of adaptive optics

RK Tyson, BW Frazier - 2022 - taylorfrancis.com
Principles of Adaptive Optics describes the foundations, principles, and applications of
adaptive optics (AO) and its enabling technologies. This leading textbook addresses the …

Multi-core fibre-fed integral-field unit (MCIFU): overview and first-light

SY Haffert, RJ Harris, A Zanutta, FA Pike… - … Optics Systems VII, 2020 - spiedigitallibrary.org
The Multi-Core Integral-Field Unit (MCIFU) is a new diffraction-limited near-infrared integral-
field unit for exoplanet atmosphere characterization with extreme adaptive optics (xAO) …

Adaptive optics with an infrared pyramid wavefront sensor at Keck

CZ Bond, S Cetre, S Lilley… - Journal of …, 2020 - spiedigitallibrary.org
The study of cold or obscured, red astrophysical sources can significantly benefit from
adaptive optics (AO) systems employing infrared (IR) wavefront sensors. One particular area …

Implicit electric field conjugation: Data-driven focal plane control

SY Haffert, JR Males, K Ahn, K Van Gorkom… - Astronomy & …, 2023 - aanda.org
Context. Direct imaging of Earth-like planets is one of the main science cases for the next
generation of extremely large telescopes. This is very challenging due to the star-planet …

Tempestas ex machina: a review of machine learning methods for wavefront control

J Fowler, R Landman - Techniques and Instrumentation for …, 2023 - spiedigitallibrary.org
As we look to the next generation of adaptive optics systems, now is the time to develop and
explore the technologies that will allow us to image rocky Earth-like planets; wavefront …

Nonlinear wave front reconstruction from a pyramid sensor using neural networks

AP Wong, BRM Norris, V Deo, PG Tuthill… - Publications of the …, 2023 - iopscience.iop.org
The pyramid wave front sensor (PyWFS) has become increasingly popular to use in
adaptive optics (AO) systems due to its high sensitivity. The main drawback of the PyWFS is …

Calibration of quasi-static aberrations in exoplanet direct-imaging instruments with a zernike phase-mask sensor-iii. on-sky validation in vlt/sphere

A Vigan, M N'diaye, K Dohlen, JF Sauvage… - Astronomy & …, 2019 - aanda.org
Second-generation exoplanet imagers using extreme adaptive optics (ExAO) and
coronagraphy have demonstrated their great potential for studying close circumstellar …

Optical and mechanical design of the extreme AO coronagraphic instrument MagAO-X

LM Close, JR Males, O Durney… - … Optics Systems VI, 2018 - spiedigitallibrary.org
Here we review the current optical mechanical design of MagAO-X. The project is post-PDR
and has finished the design phase. The design presented here is the baseline to which all …

On-sky performance and recent results from the Subaru coronagraphic extreme adaptive optics system

T Currie, O Guyon, J Lozi, A Sahoo… - … Optics Systems VII, 2020 - spiedigitallibrary.org
We describe the current on-sky performance of the Subaru Coronagraphic Extreme Adaptive
Optics (SCExAO) instrument on the Subaru telescope on Maunakea, Hawaii. SCExAO is …

Adaptive optics with an infrared pyramid wavefront sensor

CZ Bond, P Wizinowich, M Chun… - … Optics Systems VI, 2018 - spiedigitallibrary.org
Wavefront sensing in the infrared is highly desirable for the study of M-type stars and cool
red objects, as they are sufficiently bright in the infrared to be used as the adaptive optics …