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Related papers: MICADO: the E-ELT Adaptive Optics Imaging Camera

200 papers

We analise the efficiency of wavefront reconstruction in the MultiConjugate Adaptive Optics system for the European Solar Telescope (EST). We present preliminary results derived from numerical simulations. We study a 4 meter class telescope…

Instrumentation and Methods for Astrophysics · Physics 2009-12-15 M. Stangalini , R. Piazzesi , D. Del Moro , F. Berrilli

Multi-Conjugate Adaptive Optics (MCAO) combines the advantages of standard adaptive optics, which provides high contrast and high spatial resolution, and of wide field ~1' imaging. Up to recently, MCAO for astronomy was limited to…

Astrophysics · Physics 2009-11-13 H. Bouy , J. Kolb , E. Marchetti , E. L. Martin , N. Huelamo , D. Barrado y Navascues

The Cassiop\'ee project aims to develop the key technologies that will be used to deploy very high-performance Adaptive Optics for future ELTs. The ultimate challenge is to detect earth-like planets and characterize the composition of their…

Instrumentation and Methods for Astrophysics · Physics 2024-06-04 Jean-Luc Gach , Piero Bruno , Julien Charton , Philippe Feautrier , Thierry Fusco , Benoit Neichel , Jean-François Sauvage

The EAGLE and EVE Phase A studies for instruments for the European Extremely Large Telescope (E-ELT) originated from related top-level scientific questions, but employed different (yet complementary) methods to deliver the required…

NACO is the famous and versatile diffraction limited NIR imager and spectrograph with which ESO celebrated 10 years of Adaptive Optics at the VLT. Since two years a substantial effort has been put in to understanding and fixing issues that…

Instrumentation and Methods for Astrophysics · Physics 2012-10-12 Julien H. V. Girard , Jared O'Neal , Dimitri Mawet , Markus Kasper , Gérard Zins , Benoît Neichel , Johann Kolb , Valentin Christiaens , Martin Tourneboeuf

A hybrid imaging system is a simultaneous physical arrangement of a refractive lens and a multilevel phase mask (MPM) as a diffractive optical element (DOE). The favorable properties of the hybrid setup are improved extended-depth-of-field…

As new large-scale astronomical surveys greatly increase the number of objects targeted and discoveries made, the requirement for efficient follow-up observations is crucial. Adaptive optics imaging, which compensates for the image-blurring…

Many optical systems use acousto-optics for fast steering of light. However, acousto-optic (AO) light diffraction permits manipulation and shaping of light fields in a much broader sense including holography. While acousto-optic devices…

Optics · Physics 2022-03-15 Walther Akemann , Laurent Bourdieu

First multi-conjugate adaptive-optical (MCAO) systems are currently being installed on solar telescopes. The aim of these systems is to increase the corrected field-of-view with respect to conventional adaptive optics. However, this first…

Instrumentation and Methods for Astrophysics · Physics 2015-06-05 Aglae Kellerer

We propose a many-core CPU architecture for Extremely Large Telescope (ELT) scale adaptive optics (AO) real-time control (RTC) for the multi-conjugate AO (MCAO) and laser-tomographic AO (LTAO) modes. MCAO and LTAO differ from the more…

Instrumentation and Methods for Astrophysics · Physics 2019-03-06 David R. Jenkins , Alastair G. Basden , Richard M. Myers

KalAO is a natural guide star adaptive optics (AO) imager to be installed on the second Nasmyth focus of the 1.2m Euler Swiss telescope in La Silla, Chile. The initial design of the system is inspired on RoboAO with modifications in order…

Instrumentation and Methods for Astrophysics · Physics 2020-12-17 Janis Hagelberg , Nathanaël Restori , François Wildi , Bruno Chazelas , Christoph Baranec , Olivier Guyon , Ludovic Genolet , Michaël Sordet , Reed Riddle

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

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…

State estimation in complex illumination environments based on conventional visual-inertial odometry is a challenging task due to the severe visual degradation of the visual camera. The thermal infrared camera is capable of all-day time and…

Robotics · Computer Science 2022-10-25 Yu Wang , Haoyao Chen , Yufeng Liu , Shiwu Zhang

We present results of performance modelling for METIS, the Mid-infrared European Extremely Large Telescope (E-ELT) Imager and Spectrograph. Designed by a consortium of NOVA (Netherlands), UK Astronomy Technology Centre (UK), MPIA Heidelberg…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Sarah Kendrew , Laurent Jolissaint , Bernhard Brandl , Rainer Lenzen , Eric Pantin , Alistair Glasse , Joris Blommaert , Lars Venema , Ralf Siebenmorgen , Frank Molster

The detectors of the laser interferometer gravitational-wave observatory (LIGO) are broadly limited by the quantum noise and rely on the injection of squeezed states of light to achieve their full sensitivity. Squeezing improvement is…

Multiconjugate adaptive optics (MCAO) systems have the potential to deliver diffraction-limited images over much larger fields of view than traditional single conjugate adaptive optics systems. In MCAO, the high altitude deformable mirrors…

Solar and Stellar Astrophysics · Physics 2022-01-19 Marcos A. van Dam , Yolanda Martín Hernando , Miguel Núñez Cagigal , Luzma M. Montoya

In 2006 ESO Council authorized a Phase B study of a European AO-telescope with a 42 m segmented primary with a 5-mirror design, the E-ELT. Several reports and working groups have already presented science cases for an E-ELT, specifically…

Astrophysics of Galaxies · Physics 2015-05-18 Nils Ryde

We explore the use of inexpensive consumer light- field camera technology for the purpose of light-field mi- croscopy. Our experiments are based on the Lytro (first gen- eration) camera. Unfortunately, the optical systems of the Lytro and…

Graphics · Computer Science 2015-12-08 Lois Mignard-Debise , Ivo Ihrke

We describe KAPAO, our project to develop and deploy a low-cost, remote-access, natural guide star adaptive optics (AO) system for the Pomona College Table Mountain Observatory (TMO) 1-meter telescope. We use a commercially available…

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