Dr. Timothy Butterley Profile

Dr. Timothy Butterley

Research Associate at Durham Univ

SPIE Involvement:

Author

Publications (38)

Proceedings Article | 28 August 2024 Presentation

A comparative analysis of novel turbulence profiling instrumentation at Paranal Observatory

Ryan Griffiths, Lisa Bardou, Timothy Butterley, James Osborn, Richard Wilson, Edison Bustos, Andrei Tokovinin, Miska Le Louarn, Angel Otarola

Proceedings Volume 13097, 130972U (2024) https://doi.org/10.1117/12.3018432

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Proceedings Article | 27 August 2024 Poster + Paper

MOSAIC GLAO performance and system architecture: AO for the entire ELT focal plane

Nazim Ali Bharmal, Timothy Morris, Timothy Butterley, Polly Gill, Jürgen Schmoll, Noah Schwartz, David Bramall, Christopher Davison, Jay Stephan, Raziye Artan, Phil Parr-Burman, R. Pello, M. Puech, E. Prieto, M. Rodrigues, R. Sanchez-Janssen, G. Dalton, F. Ducret, K. El Hadi, M. García-Vargas, J. Lynn

Proceedings Volume 13097, 130974Z (2024) https://doi.org/10.1117/12.3019113

KEYWORDS: Design, Adaptive optics, Equipment, Sensors, Wavefront sensors, Telescopes, Point spread functions, Imaging systems, Stars, Distortion

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Proceedings Article | 18 July 2024 Presentation + Paper

MOSAIC at the ELT: a unique instrument for the largest ground-based telescope

Roser Pelló, Mathieu Puech, Éric Prieto, Myriam Rodrigues, Rubén Sanchez-Janssen, Gavin Dalton, Franck Ducret, Kacem El Hadi, María García-Vargas, Jeff Lynn, Nazim Bharmal, Diane Chapuis, Michel Dupieux, Clément Hottier, Marie Larrieu, Laurent Martin, Meghna Mohamed, Tim Morris, Ana Pérez, Walter Seifert, Wenli Xu, Simon Morris, Lex Kaper, Jesús Gallego, Jose Afonso, Beatriz Barbuy, Thierry Contini, Alexis Finoguenov, Susan Kassin, Christopher Miller, Göran Ostlin, Laura Pentericci, Daniel Schaerer, Matthias Steinmetz, Bodo Ziegler, Ricardo Araujo, Joar Brynnel, Bruno Castilho, Christopher Conselice, Nick Cvetojevic, Christopher Davison, Julien Dejonghe, Mirka Dessauges-Zavadsky, Kjetil Dohlen, Décio Ferreira, Armando Gil de Paz, Thiago Gonçalves, Isabelle Guinouard, Matthew Hayes, Derek Ives, Annemieke Janssen, Carol Kehrig, Andreas Kelz, Davor Krajnović, Audrey Lanotte, Nicolas Laporte, Philippe Laporte, Soren Larsen, Bertran Lemasle, Ian Lewis, Jiang-Tao Li, Elena Pancino, Matthew Pieri, Christian Surace, Markus Thurneysen, Susanna Vergani, François Wildi, Fernando Álvarez Moreno, Raziye Artan, Mathilde Beaulieu, Eva Besada, Arjan Bik, Charlotte Bond, Mohamed Bouri, Jérémie Boy, David Bramall, Sarah Brands, Antonio Braulio, Tim Butterley, Cristina Cabello, Marina Calero de Ory, Rocio Calvo, Africa Castillo Morales, Zalpha Challita, Stephen Chittik, Andrés Curto Maldonado, Fátima De Frontat, Elfi Dijkstra, Eddy Elswijk, Gilles Fasola, Carmen Feiz, Fabio Fialho, Johan Floriot, Paolo Franzetti, Marco Fumana, Luis Gabarra, Lia Garcia, Adriana Gargiulo, Julien Gaudemard, Domenico Giannone, Polly Gill, Alicia Gomez-Gutierrez, Carole Gouvret, Alan Guenther, Douglas Harvey, José Miguel Ibáñez Mengual, Jorge Iglesias, Yevgeniy Ivanisenko, Peter Kunst, Sander Kwast, Kieran Leschinski, Gianluca Licausi, Sebastiano Ligori, Juan Antonio López Orozco, Adam Lowe, Mike Macintosh, Héctor Magan, Manuel Maldonado, Thomas Marquart, Lucimara Martins, Marisole Melara, Jens Melinder, Jeannet Molema, David Montgomery, María Morales, Francisco Najarro, Nicolas Nardetto, Ramon Navarro, Antoine Ottomani, Tony Pamplona, Cyril Pannetier, Phil Parr-Burman, Sergio Pascual, María Peñataro, Isabel Pérez Grande, Jan Rinze Peterzon, Javier Piqueras, Nicolai Piskunov, Ramon Rodriguez Cardoso, Sergio Rodriguez Venzal, Rick Romp, Hossein Rostami, Frédéric Royer, Daniel Sablowski, Ainhoa Sanchez, Ernesto Sánchez Blanco, Ellen Schalling, Jurgen Schmoll, Noah Schwartz, Jay Stephan, Sylvestre Taburet, David Terrett, Ignacio Torralbo, Niels Tromp, Gerardo Veredas, Yanbin Yang, Alec York, Werner Zeilinger

Proceedings Volume 13096, 1309615 (2024) https://doi.org/10.1117/12.3019047

KEYWORDS: Equipment, Galactic astronomy, Spectrographs, Near infrared, Spectral resolution, Telescopes, Stars, James Webb Space Telescope, Design, Extragalactic astronomy

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Proceedings Article | 18 July 2024 Poster + Paper

SDSS-V BOSS spectrograph modifications for Las Campanas Observatory

Graham Murray, Julia Brady, Gregory Bredthauer, Timothy Butterley, Charlie Hull, Juna Kollmeier, Rishi Pahuja, Solange Ramírez, José Sánchez-Gallego, Alan Uomoto, Stefanie Wachter

Proceedings Volume 13096, 130967Q (2024) https://doi.org/10.1117/12.3017650

KEYWORDS: Spectrographs, Observatories, Lanthanum, Glasses, Telescopes, Liquids, Charge-coupled devices, Cameras, Adhesives, Nitrogen

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Proceedings Article | 27 November 2023 Paper

Reconstruction error analysis in LGS tomography for adaptive optics applications

S. Han, J. Joo, S. Ju, J. Lee, T. Butterley

Proceedings Volume 12767, 127670J (2023) https://doi.org/10.1117/12.2687115

KEYWORDS: Tomography, Error analysis, Adaptive optics, MATLAB, Reconstruction algorithms, Algorithm development, Turbulence, Reliability, Atmospheric turbulence

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Proceedings Article | 27 November 2023 Paper

Atmospheric turbulence profiling in Korea with SLODAR

J. Joo, H. Ha, S. Han, J. Lee, T. Butterley

Proceedings Volume 12767, 127670I (2023) https://doi.org/10.1117/12.2685354

KEYWORDS: Atmospheric optics, Atmospheric sensing, Binary stars, Wavefront sensors, Adaptive optics, Ranging, Prisms, Atmospheric turbulence, Profiling, Refractive index

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Proceedings Article | 15 March 2023 Presentation + Paper

The 24hSHIMM: a continuous day and night turbulence monitor for optical communications

Ryan Griffiths, James Osborn, Oliver Farley, Timothy Butterley, Matthew Townson, Richard Wilson

Proceedings Volume 12413, 124131E (2023) https://doi.org/10.1117/12.2648789

KEYWORDS: Turbulence, Equipment, Wavefront sensors, Optical turbulence, Optical sensing, Adaptive optics, Environmental monitoring, Scintillation, Observatories, Free space optics, Free space optical communications, Atmospheric turbulence

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Proceedings Article | 30 August 2022 Poster + Paper

Effects of wind velocity profiles on turbulence-induced quasi-static aberrations

Polly Gill, Tim Butterley, Tim Morris

Proceedings Volume 12185, 121855S (2022) https://doi.org/10.1117/12.2628911

KEYWORDS: Telescopes, Turbulence, Wavefronts, Atmospheric optics, Active optics, Control systems, Atmospheric turbulence, Adaptive optics, Multilayers

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Proceedings Article | 13 December 2020 Paper

MOSAIC: the high multiplex and multi-IFU spectrograph for the ELT

Rubén Sánchez-Janssen, Francois Hammer, Simon Morris, Jean-Gabriel Cuby, Lex Kaper, Matthias Steinmetz, Jose Afonso, Beatriz Barbuy, Edwin Bergin , Alexis Finoguenov, Jesus Gallego, Susan Kassin, Chris Miller, Göran Östlin, Laura Pentericci, Daniel Schaerer, Bodo Ziegler, Fanny Chemla, Gavin Dalton, Fatima De Frondat, Chris Evans, David le Mignant, Mathieu Puech, Myriam Rodrigues, Sylvestre Taburet, Lidia Tasca, Yanbin Yang, Sandrine Zanchetta, Timothy Butterley, Jean-Marc Conan, Kjetil Dohlen, Marc Dubbeldam, Kacem El Hadi, Annemieke Janssen, Thierry Fusco, Andreas Kelz, Marie Larrieu, Ian Lewis, Caroline Lim, Mike Macintosh, Tim Morris, Ramon Navarro, Walter Seifert

Proceedings Volume 11447, 1144725 (2020) https://doi.org/10.1117/12.2561222

KEYWORDS: Spectrographs, Optical instrument design, Astronomical imaging, Large telescopes, Visible radiation, Astronomy, Astronomical telescopes, Telescopes

Proceedings Article | 13 December 2020 Presentation + Paper

Correction of finite spatial and temporal sampling effects in stereo-SCIDAR

Timothy Butterley, Marc Sarazin, Miska Le Louarn, James Osborn, Ollie J. Farley

Proceedings Volume 11448, 114481W (2020) https://doi.org/10.1117/12.2562559

KEYWORDS: Turbulence, Error analysis, Scintillation, Ranging, Profiling, Telescopes, Observatories, Data modeling, Performance modeling, Systems modeling

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Proceedings Article | 13 December 2020 Presentation + Paper

Comparison of atmosphere profilers at Paranal and atmosphere parameters statistics: AOF-profiler, STEREO-SCIDAR, MASS-DIMM, LGS-WFS

Pierre Haguenauer, Andres Guesalaga, Timothy Butterley

Proceedings Volume 11448, 114481K (2020) https://doi.org/10.1117/12.2562267

KEYWORDS: Atmospheric optics, Adaptive optics, Telescopes, Turbulence, Scintillation, Image sensors, Statistical analysis, Laser optics, Tomography, Atmospheric corrections

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Proceedings Article | 18 July 2018 Paper

Improvements to MASS turbulence profile estimation at Paranal

Timothy Butterley, Marc Sarazin, Julio Navarrete, James Osborn, Ollie Farley, Miska Le Louarn

Proceedings Volume 10703, 107036G (2018) https://doi.org/10.1117/12.2313279

KEYWORDS: Monte Carlo methods, Turbulence, Scintillation, Sensors, Atmospheric optics, Atmospheric modeling, Observatories, Atmospheric propagation, Profiling, Device simulation

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Proceedings Article | 10 July 2018 Presentation + Paper

Representative atmospheric turbulence profiles for ESO Paranal

O. Farley, J. Osborn, R. Wilson, T. Butterley, D. Laidlaw, M. Townson, T. Morris, M. Sarazin, F. Derie, M. Le Louarn, A. Chacón, X. Haubois, J. Navarrete, J. Milli

Proceedings Volume 10703, 107032E (2018) https://doi.org/10.1117/12.2312760

KEYWORDS: Turbulence, Atmospheric turbulence, Adaptive optics, Monte Carlo methods, Tomography, Computer simulations, Databases, Observatories, Optical turbulence

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Proceedings Article | 30 October 2017 Paper

An optimal method for producing low-stress fibre optic cables for astronomy

Graham Murray, Naoyuki Tamura, Naruhisa Takato, Paul Ekpenyong, Daniel Jenkins, Kim Leeson, Shaun Trezise, Timothy Butterley, James Gunn, Decio Ferreira, Ligia Oliveira, Laerte Sodre

Proceedings Volume 10401, 104011R (2017) https://doi.org/10.1117/12.2289829

KEYWORDS: Prototyping, Telescopes, Manufacturing, Astronomy, Photography, Spectrographs, Optical fibers, Fiber optics

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Proceedings Article | 27 July 2016 Paper

Turbulence profiling for adaptive optics tomographic reconstructors

Douglas Laidlaw, James Osborn, Richard Wilson, Timothy Morris, Timothy Butterley, Andrew Reeves, Matthew Townson, Éric Gendron, Fabrice Vidal, Carine Morel

Proceedings Volume 9909, 99093I (2016) https://doi.org/10.1117/12.2233323

KEYWORDS: Adaptive optics, Turbulence, Profiling, Tomography, Telescopes, Adaptive optics, Turbulence, Tomography, Profiling, Atmospheric optics, Matrices, Data analysis, Wavefronts, Signal to noise ratio

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Proceedings Article | 27 July 2016 Paper

Online estimation of atmospheric turbulence parameters and outer-scale profiling

A. Guesalaga, B. Neichel, C. Correia, T. Butterley, J. Osborn, E. Masciadri, T. Fusco, J.-F. Sauvage

Proceedings Volume 9909, 99093C (2016) https://doi.org/10.1117/12.2231970

KEYWORDS: Adaptive optics, Turbulence, Atmospheric turbulence, Profiling, Wavefront sensors, Telescopes, Correlation function, Data acquisition, Error analysis, Atmospheric propagation

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Proceedings Article | 27 July 2016 Paper

SHIMM: a seeing and turbulence monitor for astronomy

Saavidra Perera, Richard Wilson, James Osborn, Tim Butterley

Proceedings Volume 9909, 99093J (2016) https://doi.org/10.1117/12.2231680

KEYWORDS: Astronomy, Optical turbulence, Turbulence, Telescopes, Scintillation, Error analysis, Sensors, Signal to noise ratio, Lanthanum, Stars

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Proceedings Article | 26 July 2016 Paper

E-ELT turbulence profiling with stereo-SCIDAR at Paranal

James Osborn, Richard Wilson, Tim Butterley, Tim Morris, Marc Dubbeldam, Frédéric Dérie, Marc Sarazin

Proceedings Volume 9909, 99091N (2016) https://doi.org/10.1117/12.2234409

KEYWORDS: Atmospheric modeling, Atmospheric optics, Adaptive optics, Turbulence, Optical turbulence, Large telescopes, Turbulence, Telescopes, Stars, Data modeling, Lanthanum

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Proceedings Article | 22 August 2014 Paper

Extremely high-resolution ground-layer optical turbulence profile at Mauna Kea

Mark Chun, Olivier Lai, Timothy Butterley, Sean Goebel, Christoph Baranec, Douglas Toomey

Proceedings Volume 9148, 914867 (2014) https://doi.org/10.1117/12.2056864

KEYWORDS: Telescopes, Optical turbulence, Wavefronts, Stars, Turbulence, Domes, Wavefront sensors, Cameras, Adaptive optics, Matrices

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Proceedings Article | 21 July 2014 Paper

First on-sky results of a neural network based tomographic reconstructor: Carmen on Canary

J. Osborn, D. Guzman, F. de Cos Juez, A. Basden, T. Morris, É. Gendron, T. Butterley, R. Myers, A. Guesalaga, F. Sanchez Lasheras, M. Gomez Victoria, M. Sánchez Rodríguez, D. Gratadour, G. Rousset

Proceedings Volume 9148, 91484M (2014) https://doi.org/10.1117/12.2057462

KEYWORDS: Tomography, Adaptive optics, Calibration, Artificial neural networks, Wavefronts, Turbulence, Telescopes, Neural networks, Atmospheric optics, Optical turbulence

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Proceedings Article | 21 July 2014 Paper

CANARY phase B: on-sky open-loop tomographic LGS AO results

Tim Morris, Eric Gendron, Alastair Basden, Olivier Martin, James Osborn, David Henry, Zoltan Hubert, Gaetano Sivo, Damien Gratadour, Fanny Chemla, Arnaud Sevin, Matthieu Cohen, Eddy Younger, Fabrice Vidal, Richard Wilson, Tim Butterley, Urban Bitenc, Andrew Reeves, Nazim Bharmal, Henri-François Raynaud, Caroline Kulcsar, Jean-Marc Conan, Jean-Michel Huet, Denis Perret, Colin Dickson, David Atkinson, Tom Bailie, Andy Longmore, Stephen Todd, Gordon Talbot, Simon Morris, Gérard Rousset, Richard Myers

Proceedings Volume 9148, 91481I (2014) https://doi.org/10.1117/12.2056279

KEYWORDS: Tomography, Adaptive optics, Calibration, Sensors, Turbulence, Telescopes, Control systems, Wavefronts, Point spread functions, Stars

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Proceedings Article | 8 July 2014 Paper

Daytime site characterisation of La Palma, and its relation to night-time conditions

Matthew Townson, Aglaé Kellerer, James Osborn, Timothy Butterley, Timothy Morris, Richard Wilson

Proceedings Volume 9147, 91473E (2014) https://doi.org/10.1117/12.2056451

KEYWORDS: Turbulence, Lanthanum, Solar telescopes, Telescopes, Adaptive optics, Sensors, Atmospheric monitoring, Wavefront sensors, Device simulation, Image processing

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Proceedings Article | 13 September 2012 Paper

A study of MOAO behind GLAO for EAGLE

Alastair Basden, Nazim Bharmal, Tim Butterley, Nigel Dipper, Tim Morris, Richard Myers, Andrew Reeves

Proceedings Volume 8447, 84475E (2012) https://doi.org/10.1117/12.925364

KEYWORDS: Adaptive optics, Turbulence, Tomography, Telescopes, Wavefront sensors, Deformable mirrors, Atmospheric corrections, Atmospheric sciences, Actuators, Mirrors

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Proceedings Article | 13 September 2012 Paper

Tomographic reconstructor for multi-object adaptive optics using artificial neural networks

Dani Guzman, Alexandre Mello, James Osborn, Francisco De Cos, Marlon Gómez, Timothy Butterley, Nicole David, Nieves Roqueñi, Richard Myers, Andrés Guesalaga, Matias Salas

Proceedings Volume 8447, 844740 (2012) https://doi.org/10.1117/12.925355

KEYWORDS: Stars, Tomography, Wavefronts, Turbulence, Adaptive optics, Artificial neural networks, Neural networks, Neurons, Device simulation, Telescopes

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Proceedings Article | 7 August 2010 Paper

Surface layer characterization at Paranal Observatory

G. Lombardi, J. Melnick, R. Hinojosa Goñi, J. Navarrete, M. Sarazin, A. Berdja, A. Tokovinin, R. Wilson, J. Osborn, T. Butterley, H. Shepherd

Proceedings Volume 7733, 77334D (2010) https://doi.org/10.1117/12.856772

KEYWORDS: Turbulence, Stereolithography, Stars, Ultrasonics, Observatories, Telescopes, Temperature metrology, Image quality, Temperature sensors, Physics

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Proceedings Article | 28 July 2010 Paper

Monte-Carlo simulation of ELT scale multi-conjugate and multi-object AO systems

Alastair Basden, Tim Butterley, Sofia Dimoudi, Richard Myers

Proceedings Volume 7736, 77360H (2010) https://doi.org/10.1117/12.856403

KEYWORDS: Adaptive optics, Monte Carlo methods, Computer simulations, Wavefronts, Device simulation, Control systems, Mirrors, Atmospheric modeling, Field programmable gate arrays, Telescopes

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Proceedings Article | 28 July 2010 Paper

Status update of the CANARY on-sky MOAO demonstrator

E. Gendron, T. Morris, Z. Hubert, R. Myers, A. Longmore, G. Rousset, G. Talbot, F. Vidal, N. Dipper, D. Gratadour, N. Looker, M. Brangier, E. Younger, A. Sevin, A. Basden, D. Perret, L. Young, D. Atkinson, F. Chemla, D. Henry, T. Butterley, P. Laporte, D. Guzman, M. Marteaud, D. Geng, N. Vedrenne, M. Harrison, T. Fusco, A. Guesalaga, C. Dunlop, S. Todd, K. Dee, C. Dickson, A. Greenaway, B. Stobie, H. Dalgarno, J. Skvarc

Proceedings Volume 7736, 77360P (2010) https://doi.org/10.1117/12.857668

KEYWORDS: Telescopes, Calibration, Adaptive optics, Tomography, Mirrors, Sensors, Actuators, Device simulation, Cameras, Deformable mirrors

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Proceedings Article | 15 July 2010 Paper

'Imaka: a one-degree high-resolution imager for the Canada-France-Hawaii Telescope

Mark Chun, Raymond Carlberg, Harvey Richer, Yannick Mellier, Pierre Astier, Olivier Lai, Derrick Salmon, Jean-Charles Cuillandre, David Andersen, John Pazder, Jean-Pierre Véran, Gregory Barrick, Steven Bauman, Kevin Ho, Remy Avila, Richard Wilson, Timothy Butterley

Proceedings Volume 7735, 77350I (2010) https://doi.org/10.1117/12.857570

KEYWORDS: Stars, Telescopes, Galactic astronomy, Image quality, Mirrors, Optical turbulence, Optical design, Wavefront sensors, Imaging systems, Adaptive optics

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Proceedings Article | 16 July 2008 Paper

High-resolution SLODAR measurements on Mauna Kea

Timothy Butterley, Richard Wilson, Mark Chun, Remy Avila, Jose-Luis Aviles

Proceedings Volume 7015, 70154L (2008) https://doi.org/10.1117/12.790351

KEYWORDS: Telescopes, Stars, Turbulence, Wavefront sensors, Adaptive optics, Sensors, Reconstruction algorithms, Control systems, Wavefronts, Charge-coupled devices

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Proceedings Article | 15 July 2008 Paper

Performance of Monte-Carlo simulation of adaptive optics systems of the EAGLE multi-IFU instrument for E-ELT

Alastair Basden, Timothy Butterley, Mark Harrison, Timothy Morris, Richard Myers, Richard Wilson, Eddy Younger, Thierry Fusco, Brice Le Roux, Benoit Neichel

Proceedings Volume 7015, 70156Y (2008) https://doi.org/10.1117/12.789276

KEYWORDS: Monte Carlo methods, Adaptive optics, Computer simulations, Device simulation, Wavefront sensors, Reconstruction algorithms, Deformable mirrors, Optical simulations, Atmospheric sensing, Wavefronts

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Proceedings Article | 14 July 2008 Paper

Telluric sodium layer temporal variations

Mark Chun, Tim Butterley, Richard Wilson, Remy Avila, Jose-Luis Aviles, Brent Ellerbroek, Francois Rigaut

Proceedings Volume 7015, 70154V (2008) https://doi.org/10.1117/12.787633

KEYWORDS: Sodium, Telescopes, LIDAR, Adaptive optics, Laser guide stars, Cameras, Wavefronts, Motion analysis

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Proceedings Article | 14 July 2008 Paper

SLODAR turbulence monitors for real-time support of astronomical adaptive optics

Richard Wilson, Timothy Butterley, Marc Sarazin, Gianluca Lombardi, Mark Chun, Samuel Benigni, Donald Weir, Remy Avila, Jose-Luis Aviles

Proceedings Volume 7015, 70154K (2008) https://doi.org/10.1117/12.790328

KEYWORDS: Turbulence, Telescopes, Observatories, Stars, Profiling, Wavefront sensors, Sensors, Cameras, Astronomy, Adaptive optics

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Proceedings Article | 28 June 2006 Paper

Performance predictions of the GLAS Rayleigh laser guide star adaptive optics system for the 4.2-m William Herschel Telescope

Timothy Morris, Richard Wilson, Richard Myers, Timothy Butterley, Rene Rutten, Gordon Talbot

Proceedings Volume 6272, 627237 (2006) https://doi.org/10.1117/12.671226

KEYWORDS: Adaptive optics, Telescopes, Monte Carlo methods, Wavefronts, Point spread functions, Performance modeling, Atmospheric propagation, Gaussian beams, Atmospheric turbulence, Device simulation

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Proceedings Article | 28 June 2006 Paper

Acceleration of AO simulation using programmable logic

Alastair Basden, Richard Wilson, Francois Assémat, Nazim Bharmal, Timothy Butterley, Deli Geng, Stephen Goodsell, Mark Harrison, Tim Morris, Richard Myers, Chris Saunter

Proceedings Volume 6272, 627239 (2006) https://doi.org/10.1117/12.669944

KEYWORDS: Adaptive optics, Field programmable gate arrays, Computer simulations, Wavefront sensors, Logic, Clocks, Device simulation, Atmospheric optics, Telescopes, Wavefronts

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Proceedings Article | 28 June 2006 Paper

Modeling a GLAO system for the Gemini Observatory

David Andersen, David Crampton, Kei Szeto, Simon Morris, Michael Lloyd-Hart, Richard Myers, Jeff Stoesz, Andrei Tokovinin, Tim Butterley, N. Mark Milton, Jean-Pierre Véran, Richard Wilson

Proceedings Volume 6272, 62725B (2006) https://doi.org/10.1117/12.672229

KEYWORDS: Point spread functions, Gemini Observatory, Atmospheric modeling, Turbulence, Actuators, Adaptive optics, Monte Carlo methods, Stars, Performance modeling, Image quality

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Proceedings Article | 25 October 2004 Paper

Sky-projected Shack-Hartmann laser guide star

Timothy Butterley, David Buscher, Gordon Love, Tim Morris, Richard Myers, Richard Wilson

Proceedings Volume 5490, (2004) https://doi.org/10.1117/12.551142

KEYWORDS: Wavefront sensors, Telescopes, Laser guide stars, Wavefronts, Device simulation, Adaptive optics, Turbulence, Monte Carlo methods, Atmospheric sensing, Optical simulations

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Proceedings Article | 25 October 2004 Paper

A ground-layer AO system demonstrator for the William Herschel Telescope

Timothy Morris, Paul Berry, Timothy Butterley, Paul Clark, Colin Dunlop, Richard Myers, Christopher Saunter, Richard Wilson

Proceedings Volume 5490, (2004) https://doi.org/10.1117/12.551252

KEYWORDS: Mirrors, Telescopes, Adaptive optics, Cameras, Wavefronts, Optical design, Calibration, Relays, Wavefront sensors, Turbulence

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Proceedings Article | 7 July 2004 Paper

Sensing the atmosphere on the upward path: LGSs without focal anisoplanatism for ELTs

Gordon Love, Richard Myers, Richard Wilson, David Buscher, Tim Butterley, Timothy Morris

Proceedings Volume 5382, (2004) https://doi.org/10.1117/12.566317

KEYWORDS: Wavefront sensors, Atmospheric sensing, Telescopes, Atmospheric propagation, Adaptive optics, Wavefronts, Laser guide stars, Scattering, Wave propagation, Turbulence

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Showing 5 of 38 publications

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