Adaptive optics for astronomy
R Davies, M Kasper - Annual Review of Astronomy and …, 2012 - annualreviews.org
Adaptive optics is a prime example of how progress in observational astronomy can be
driven by technological developments. At many observatories it is now considered to be part …
driven by technological developments. At many observatories it is now considered to be part …
[CARTE][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 …
adaptive optics (AO) and its enabling technologies. This leading textbook addresses the …
First on-sky SCAO validation of full LQG control with vibration mitigation on the CANARY pathfinder
Adaptive optics provides real time correction of wavefront disturbances on ground based
telescopes. Optimizing control and performance is a key issue for ever more demanding …
telescopes. Optimizing control and performance is a key issue for ever more demanding …
Minimum variance prediction and control for adaptive optics
Adaptive Optics (AO) systems enable to compensate the adverse effects of atmospheric
turbulence on ground-based telescopes' images in real time, using a deformable mirror …
turbulence on ground-based telescopes' images in real time, using a deformable mirror …
Fast computation of an optimal controller for large-scale adaptive optics
The linear quadratic Gaussian regulator provides the minimum-variance control solution for
a linear time-invariant system. For adaptive optics (AO) applications, under the hypothesis of …
a linear time-invariant system. For adaptive optics (AO) applications, under the hypothesis of …
ATLAS: the E-ELT laser tomographic adaptive optics system
ATLAS: the E-ELT laser tomographic adaptive optics system Thierry Fusco*a,f, Serge
Meimona,f, Yann Clenetb,f, Mathieu Cohenc,f, Page 1 ATLAS: the E-ELT laser tomographic …
Meimona,f, Yann Clenetb,f, Mathieu Cohenc,f, Page 1 ATLAS: the E-ELT laser tomographic …
Performance modeling for the raven multi-object adaptive optics demonstrator
DR Andersen, KJ Jackson, C Blain… - Publications of the …, 2012 - iopscience.iop.org
ABSTRACT RAVEN will be a Multi-Object Adaptive Optics (MOAO) technology and science
demonstrator on the Subaru telescope. The baseline design calls for three natural guide star …
demonstrator on the Subaru telescope. The baseline design calls for three natural guide star …
Multi-line-of-sight Hartmann-Shack wavefront sensing based on image segmentation and K-means sorting
Y Zhang, Z Gao, R **, W Zhao, L Zhu, H Ye… - Optics …, 2024 - opg.optica.org
Multi-line-of-sight wavefront sensing, crucial for next-generation astronomy and laser
applications, often increases system complexity by adding sensors. This research …
applications, often increases system complexity by adding sensors. This research …
[PDF][PDF] Are integral controllers adapted to the new era of ELT adaptive optics?
JM CONAN1a, HF Raynaud, CK AR, S Meimon, G Sivo - 2011 - ao4elt2.lesia.obspm.fr
Entering the ELT era implies reconsidering adaptive optics concepts at all levels, including
controller design. Concentrating mainly on temporal aspects, one may wonder if integral …
controller design. Concentrating mainly on temporal aspects, one may wonder if integral …
Local ensemble transform Kalman filter, a fast non-stationary control law for adaptive optics on ELTs: theoretical aspects and first simulation results
We propose a new algorithm for an adaptive optics system control law, based on the Linear
Quadratic Gaussian approach and a Kalman Filter adaptation with localizations. It allows to …
Quadratic Gaussian approach and a Kalman Filter adaptation with localizations. It allows to …