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The Orbiting Astronomical Satellite for Investigating Stellar Systems (OASIS) is a proposed space telescope with a 14 m inflatable primary reflector that will perform high spectral resolution observations at terahertz frequencies with…

Instrumentation and Methods for Astrophysics · Physics 2022-03-14 Siddhartha Sirsi , Yuzuru Takashima , Arthur Palisoc , Heejoo Choi , Jonathan W. Arenberg , Daewook Kim , Chistopher Walker

The MagAO-X instrument is an upgrade of the Magellan AO system that will introduce extreme adaptive optics capabilities for high-contrast imaging at visible and near-infrared wavelengths. A central component of this system is a…

Instrumentation and Methods for Astrophysics · Physics 2018-07-13 Kyle Van Gorkom , Kelsey L. Miller , Jared R. Males , Olivier Guyon , Alexander T. Rodack , Jennifer Lumbres , Justin M. Knight

We present the results obtained with an end-to-end simulator of an Extreme Adaptive Optics (XAO) system control loop. It is used to predict its on-sky performances and to optimise the AO loop algorithms. It was first used to validate a…

Instrumentation and Methods for Astrophysics · Physics 2023-01-10 Anthony Berdeu , Michel Tallon , Éric Thiébaut , Mary Angelie Alagao , Sitthichat Sukpholtham , Maud Langlois , Adithep Kawinkij , Puttiwat Kongkaew

Underwater instance segmentation is a fundamental and critical step in various underwater vision tasks. However, the decline in image quality caused by complex underwater environments presents significant challenges to existing segmentation…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Lianjun Liu

NFIRAOS, the Thirty Meter Telescope's first adaptive optics system is an order 60x60 Multi-Conjugate AO system with two deformable mirrors. Although most observing will use 6 laser guide stars, it also has an NGS-only mode. Uniquely,…

MagAO-X is the extreme coronagraphic adaptive optics (AO) instrument for the 6.5-meter Magellan Clay telescope and is currently undergoing a comprehensive batch of upgrades. One innovation that the instrument features is a deformable mirror…

We present recent results obtained with the VLT/MUSE Integral Field Spectrograph fed by the 4LGSF and its laser tomography adaptive optics module GALACSI. While this so-called narrow-field mode of MUSE was not designed to perform directly…

Having completed its commissioning phase, the Advanced Rayleigh guided Ground-layer adaptive Optics System (ARGOS) facility is coming online for scientific observations at the Large Binocular Telescope (LBT). With six Rayleigh laser guide…

MAORY is the Multi-conjugate Adaptive Optics RelaY for the European ELT aimed at providing a 1 arcmin corrected field to MICADO, a near-infrared spectro-imager with a focus on astrometry. In this paper we re-view the main requirements and…

Instrumentation and Methods for Astrophysics · Physics 2021-01-01 Lorenzo Busoni , Guido Agapito , Cedric Plantet , Sylvain Oberti , Christophe Verinaud , Miska Le Louarn , Simone Esposito , Paolo Ciliegi

METIS, the Mid-Infrared ELT Imager and Spectrograph, is one of the four first-generation ELT instruments scheduled to see first light in 2028. Its two main science modules are supported by an adaptive optics system featuring a pyramid…

Instrumentation and Methods for Astrophysics · Physics 2023-11-23 Markus Feldt , Horst Steuer , Carlos Correia , Andreas Obereder , Stefan Raffetseder , Thomas Bertram , Julia Shatokina , Faustine Cantalloube

Global MCAO aims to exploit a very wide technical field of view to find AO-suitable NGSs, with the goal to increase the overall sky coverage. The concept foresees the use of numerical entities, called Virtual Deformable Mirrors, to deal…

Instrumentation and Methods for Astrophysics · Physics 2018-08-02 Valentina Viotto , Elisa Portaluri , Roberto Ragazzoni , Carmelo Arcidiacono , Maria Bergomi , Marco Dima , Jacopo Farinato , Davide Greggio , Demetrio Magrin

We describe the coronagraphic upgrade underway for the Mid-Infrared Array Camera-5 (MIRAC-5) to be used with the 6.5-m MMT telescope utilizing the new MMT Adaptive optics exoPlanet characterization System (MAPS). Mid-IR ground-based…

We have created a new autonomous laser-guide-star adaptive-optics (AO) instrument on the 60-inch (1.5-m) telescope at Palomar Observatory called Robo-AO. The instrument enables diffraction-limited resolution observing in the visible and…

Instrumentation and Methods for Astrophysics · Physics 2012-10-03 C. Baranec , R. Riddle , A. N. Ramaprakash , N. Law , S. Tendulkar , S. Kulkarni , R. Dekany , K. Bui , J. Davis , M. Burse , H. Das , S. Hildebrandt , S. Punnadi , R. Smith

GRAVITY+ improves by orders of magnitude the sensitivity, sky-coverage and contrast of the Very Large Telescope Interferometer (VLTI). A central part of this project is the development of Gravity Plus Adaptive Optics (GPAO), a dedicated…

Instrumentation and Methods for Astrophysics · Physics 2026-03-11 GRAVITY+ Collaboration , : , F. Allouche , C. Bailet , M. Benisty , A. Berdeu , J. -P. Berger , P. Berio , A. Bigioli , C. Blanchard , O. Boebion , H. Bonnet , G. Bourdarot , P. Bourget , W. Brandner , J. Brulé , P. Burgos , M. Carbillet , C. Correia , B. Courtney Barrer , S. Curaba , R. Davies , D. Defrère , A. Delboulbé , F. Delplancke , R. Dembet , A. Drescher , N. Dubost , A. Eckart , C. Édouard , F. Eisenhauer , L. Esteras Otal , M. Fabricius , H. Feuchtgruber , P. Fédou , G. Finger , N. M. Förster Schreiber , R. Frahm , E. Garcia , P. Garcia , R. Garcia Lopez , R. Genzel , J. P. Gil , S. Gillessen , T. Gomes , F. Gonté , V. Gopinath , C. Gouvret , J. Graf , P. Guajardo , S. Guieu , W. Hackenberg , M. Hartl , X. Haubois , F. Haußmann , T. Henning , P. Hibon , S. Hönig , M. Horrobin , M. Houllé , N. Hubin , I. Ibn Taieb , L. Jochum , L. Jocou , A. Jost , J. Kammerer , L. Karl , A. Kaufer , P. Kern , P. Kervella , J. Kolb , H. Korhonen , L. Kreidberg , P. Krempl , S. Lacour , S. Lagarde , O. Lai , V. Lapeyrère , R. Laugier , V. Leal , J. -B. Le Bouquin , J. Leftley , P. Léna , B. Lopez , D. Lutz , Y. Magnard , F. Mang , A. Marcotto , D. Maurel , A. Mérand , F. Millour , M. Montarges , N. More , N. Morujão , T. Moulin , H. Nowacki , M. Nowak , S. Oberti , T. Ott , L. Pallanca , F. Patru , T. Paumard , K. Perraut , G. Perrin , P. O. Petrucci , R. Petrov , O. Pfuhl , N. Pourré , S. Rabien , C. Rau , M. Riquelme , S. Robbe-Dubois , S. Rochat , M. Salman , J. Sánchez-Bermúdez , J. Schubert , J. Scigliuto , P. Shchekaturov , N. Schuhler , J. Shangguan , T. Shimizu , S. Scheithauer , C. Soenke , F. Soulez , E. Stadler , J. Stadler , C. Straubmeier , E. Sturm , M. Subroweit , C. Sykes , L. J. Tacconi , K. R. W. Tristram , S. Uysal , S. von Fellenberg , F. Widmann , E. Wieprecht , E. Wiezorrek , J. Woillez , S. Yazici , G. Zins

Rather than using an adaptive optics (AO) system to correct a telescope s entire pupil, it can instead be used to more finely correct a smaller sub-aperture. Indeed, existing AO systems can be used to correct a sub-aperture 1/3 to 1/2 the…

Astrophysics · Physics 2009-11-13 E. Serabyn , K. Wallace , M. Troy , B. Mennesson , P. Haguenauer , R. Gappinger , R. Burruss

With the commissioning of the refurbished adaptive secondary mirror (ASM) for the 6.5-meter MMT Observatory under way, special consideration had to be made to properly calibrate the mirror response functions to generate an interaction…

Instrumentation and Methods for Astrophysics · Physics 2024-08-14 Jacob Taylor , Robin Swanson , Parker Levesque , Masen Lamb , Amali Vaz , Manny Montoya , Andrew Gardner , Katie M. Morzinski , Suresh Sivanandam

The Adaptive Optics Lucky Imager, AOLI, is an instrument developed to deliver the highest spatial resolution ever obtained in the visible, 20 mas, from ground-based telescopes. In AOLI a new philosophy of instrumental prototyping has been…

MAORY is the adaptive optics module for ELT providing two gravity invariant ports with the same optical quality for two different client instruments. It enable high angular resolution observations in the near infrared over a large field of…

The challenges of high contrast imaging (HCI) for detecting exoplanets for both ground and space applications can be met with extreme adaptive optics (ExAO), a high-order adaptive optics system that performs wavefront sensing (WFS) and…

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