Dr. Stephen L. Browne Profile

Dr. Stephen L. Browne

Senior Scientist at G A Tyler Associates Inc

SPIE Involvement:

Author

Publications (25)

Proceedings Article | 13 July 2010 Paper

Paper

First light adaptive optics systems and components for the Thirty Meter Telescope

Brent Ellerbroek, Sean Adkins, David Andersen, Jennifer Atwood, Steve Browne, Corinne Boyer, Peter Byrnes, Kris Caputa, Rodolphe Conan, Raphael Cousty, Daren Erikson, Joeleff Fitzsimmons, Frederick Gamache, Luc Gilles, Glen Herriot, Paul Hickson, Olivier Lardier, Pierre Morin, John Pazder, Thomas Pfrommer, David Quinn, Vladimir Reshetov, Scott Roberts, Jean-Christophe Sinquin, Matthias Schoeck, Malcolm Smith, Glenn Tyler, Jeff Vaughn, Jean-Pierre Veran, Curt Vogel, Lianqi Wang, Ivan Wevers

Proceedings Volume 7736, 773604 (2010) https://doi.org/10.1117/12.856503

KEYWORDS: Adaptive optics, Laser guide stars, Telescopes, Sensors, Distortion, Wavefront sensors, Space telescopes, Stars, Sodium, Wavefronts

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Proceedings Article | 27 June 2006 Paper

Paper

TMT adaptive optics systems control architecture

C. Boyer, B. Ellerbroek, G. Herriot, J. Veran, S. Browne, G. Tyler

Proceedings Volume 6272, 627211 (2006) https://doi.org/10.1117/12.669595

KEYWORDS: Adaptive optics, Real-time computing, Wavefronts, Control systems, Reconstruction algorithms, Telescopes, Field programmable gate arrays, Calibration, Digital signal processing, Actuators

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Proceedings Article | 27 June 2006 Paper

Paper

A conceptual design for the Thirty Meter Telescope adaptive optics systems

B. Ellerbroek, C. Boyer, C. Bradley, M. Britton, S. Browne, R. Buchroeder, J.-L. Carel, M. Cho, M. Chun, R. Clare, R. Conan, L. Daggert, R. Dekany, J. Elias, D. Erickson, R. Flicker, D. Gavel, L. Gilles, P. Hampton, G. Herriot, M. Hunten, R. Joyce, M. Liang, B. Macintosh, R. Palomo, I. Powell, S. Roberts, E. Ruch, J.-C. Sinquin, M. Smith, J. Stoesz, M. Troy, G. Tyler, J.-P. Veran, C. Vogel, Q. Yang

Proceedings Volume 6272, 62720D (2006) https://doi.org/10.1117/12.669422

KEYWORDS: Adaptive optics, Telescopes, Mirrors, Laser guide stars, Wavefronts, Wavefront sensors, Stars, Control systems, Imaging spectroscopy, Imaging systems

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Proceedings Article | 18 August 2005 Paper

Paper

Increasing the bandwidth of a liquid crystal phased array adaptive optics system

David Dayton, Steve Browne, John Gonglewski

Proceedings Volume 5894, 58940M (2005) https://doi.org/10.1117/12.619315

KEYWORDS: Liquid crystals, Control systems, Adaptive optics, Electronics, Human-machine interfaces, LCDs, Crystals, Nonlinear control, Phased arrays, Geometrical optics

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Proceedings Article | 11 November 2004 Paper

Paper

Increased bandwidth liquid crystal MEMS adaptive optics system

David Dayton, Stephen Browne, John Gonglewski, Sergio Restaino

Proceedings Volume 5572, (2004) https://doi.org/10.1117/12.565876

KEYWORDS: Liquid crystals, Control systems, Electronics, Adaptive optics, Microelectromechanical systems, LCDs, Crystals, Satellites, Nonlinear control, Human-machine interfaces

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Proceedings Article | 25 October 2004 Paper

Paper

MEMS adaptive optics for high-resolution imaging of low Earth-orbit satellites

David Dayton, John Gonglewski, Sergio Restaino, Stephen Browne

Proceedings Volume 5490, (2004) https://doi.org/10.1117/12.547166

KEYWORDS: Mirrors, Adaptive optics, Control systems, Liquid crystals, Electrodes, Satellites, LCDs, Actuators, Satellite imaging, Wavefront sensors

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Proceedings Article | 20 March 2003 Paper

Paper

MEMS adaptive optics: field demonstration

David Dayton, John Gonglewski, Stephen Browne, Sergio Restaino

Proceedings Volume 4884, (2003) https://doi.org/10.1117/12.462442

KEYWORDS: Mirrors, Liquid crystals, Adaptive optics, Electrodes, Control systems, LCDs, Beam controllers, Telescopes, Sensors, Cameras

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Proceedings Article | 7 February 2003 Paper

Paper

MEMS adaptive optics: field demonstrations

John Gonglewski, David Dayton, Stephen Browne, Sergio Restaino

Proceedings Volume 4839, (2003) https://doi.org/10.1117/12.479631

KEYWORDS: Mirrors, Liquid crystals, Control systems, Electrodes, Adaptive optics, LCDs, Wavefront sensors, Beam controllers, Telescopes, Sensors

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Proceedings Article | 7 February 2003 Paper

Paper

MCAO for Gemini South

Brent Ellerbroek, Francois Rigaut, Brian Bauman, Corinne Boyer, Stephen Browne, Richard Buchroeder, James Catone, Paul Clark, Celine d'Orgeville, Donald Gavel, Glen Herriot, Mark Hunten, Eric James, Edward Kibblewhite, Iain McKinnie, James Murray, Didier Rabaud, Leslie Saddlemyer, Jacques Sebag, James Stillburn, John Telle, Jean-Pierre Veran

Proceedings Volume 4839, (2003) https://doi.org/10.1117/12.459692

KEYWORDS: Adaptive optics, Telescopes, Gemini Observatory, Control systems, Laser guide stars, Stars, Laser safety, Mirrors, Laser systems engineering, Safety

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Proceedings Article | 6 November 2002 Paper

Paper

Air Force Research Lababoratory MEMS and LCM adaptive optics testbed

David Dayton, John Gonglewski, Stephen Browne, Sergio Restaino

Proceedings Volume 4825, (2002) https://doi.org/10.1117/12.457851

KEYWORDS: Mirrors, Liquid crystals, Control systems, Adaptive optics, Electrodes, LCDs, Beam controllers, Telescopes, Wavefront sensors, Analytical research

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SPIE Journal Paper | 1 June 2001

Long-range laser illuminated imaging: analysis and experimental demonstrations

David Dayton, Stephen Browne, John Gonglewski, Steven Sandven, Joe Gallegos, Michael Shilko

OE, Vol. 40, Issue 06, (June 2001) https://doi.org/10.1117/12.10.1117/1.1370059

KEYWORDS: Speckle, Fiber optic illuminators, Signal to noise ratio, Sensors, Receivers, Imaging systems, Atmospheric turbulence, Backscatter, Image processing, Deconvolution

Proceedings Article | 31 January 2001 Paper

Paper

State of the art in liquid crystal technologies for wavefront compensation: an AFRL perspective

Sergio Restaino, Jeffrey Baker, David Dayton, Deborah Werling, Stephen Browne

Proceedings Volume 4167, (2001) https://doi.org/10.1117/12.413818

KEYWORDS: Liquid crystals, Adaptive optics, Wavefronts, Deformable mirrors, Actinium, Modulation, Wavefront compensation, LCDs, Refractive index, Phase modulation

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Proceedings Article | 31 January 2001 Paper

Paper

Long-range laser illuminated imaging

David Dayton, Stephen Browne, Steven Sandven, John Gonglewski, Joe Gallegos, Michael Shilko

Proceedings Volume 4167, (2001) https://doi.org/10.1117/12.413813

KEYWORDS: Sensors, Receivers, Fiber optic illuminators, Atmospheric turbulence, Imaging systems, Speckle, Image resolution, Floods, Image processing, Laser energy

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Proceedings Article | 31 January 2001 Paper

Paper

Control of a multi-element dual-frequency liquid crystal device for adaptive optics wavefront correction

David Dayton, John Gonglewski, Sergio Restaino, Stephen Browne

Proceedings Volume 4167, (2001) https://doi.org/10.1117/12.413819

KEYWORDS: Liquid crystals, Control systems, LCDs, Adaptive optics, Beam controllers, Multi-element lenses, Optical calibration, Wavefronts, Dielectric polarization, Laser resonators

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Proceedings Article | 22 November 2000 Paper

Paper

Long-range laser-illuminated imaging

David Dayton, Stephen Browne, Steven Sandven, John Gonglewski, Joe Gallegos, Michael Shilko

Proceedings Volume 4124, (2000) https://doi.org/10.1117/12.407505

KEYWORDS: Sensors, Receivers, Fiber optic illuminators, Atmospheric turbulence, Imaging systems, Speckle, Floods, Laser energy, Image resolution, Signal to noise ratio

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Proceedings Article | 7 December 1998 Paper

Paper

Atmospheric effects on long-range laser-enhanced imaging from a simulated airborne platform

David Dayton, John Gonglewski, Samuel Rogers, Steven Sandven, Stephen Browne, Scot McDermott, Michael Shilko, Richard Gallegos, Kristen Turner

Proceedings Volume 3494, (1998) https://doi.org/10.1117/12.332405

KEYWORDS: Signal to noise ratio, Receivers, Imaging systems, Speckle, Image processing, Cameras, Fiber optic illuminators, Airborne laser technology, Sensors, Mirrors

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Proceedings Article | 7 December 1998 Paper

Paper

Control loop analysis for a nematic liquid crystal spatial light modulator used in an adaptive optics system

David Dayton, Stephen Browne, John Gonglewski

Proceedings Volume 3494, (1998) https://doi.org/10.1117/12.332414

KEYWORDS: Adaptive optics, Liquid crystals, Turbulence, Deformable mirrors, Modulators, Control systems, Refractive index, Phase shifts, Atmospheric turbulence, Optical components

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Proceedings Article | 20 October 1998 Paper

Paper

Multisegment spatial light modulators for the simulation of Kolmogorov turbulence

David Dayton, Steven Sandven, Stephen Browne, John Gonglewski

Proceedings Volume 3432, (1998) https://doi.org/10.1117/12.327972

KEYWORDS: Adaptive optics, Turbulence, Wavefronts, Deformable mirrors, Zernike polynomials, Liquid crystals, Phase shifts, Actuators, Modulators, Optical testing

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Proceedings Article | 11 September 1998 Paper

Paper

Electronic control system exploiting both the dual-frequency effect and the transient nematic effect for a fast 127-element nematic liquid crystal spatial light modulator

Scot McDermott, Samuel Rogers, John Gonglewski, Stephen Browne

Proceedings Volume 3353, (1998) https://doi.org/10.1117/12.321695

KEYWORDS: Liquid crystals, Crystals, Spatial light modulators, Adaptive optics, Molecules, Control systems, Field programmable gate arrays, Wave plates, Nonlinear crystals, Multiplexers

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Proceedings Article | 11 September 1998 Paper

Paper

Adaptive optics using a liquid crystal phase modulator in conjunction with a Shack-Hartmann wavefront sensor and zonal control algorithm

David Dayton, Steven Sandven, John Gonglewski, Stephen Browne, Samuel Rogers, Scot McDermott

Proceedings Volume 3353, (1998) https://doi.org/10.1117/12.321699

KEYWORDS: Spatial light modulators, Sensors, Wavefront sensors, Adaptive optics, Deformable mirrors, Liquid crystals, Modulators, Astronomy, Actuators, Control systems

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Proceedings Article | 11 September 1998 Paper

Paper

Low-order adaptive optics experiment on 3.5-m telescope at the Starfire Optics Range

David Dayton, Steven Sandven, John Gonglewski, Samuel Rogers, Scot McDermott, Stephen Browne

Proceedings Volume 3353, (1998) https://doi.org/10.1117/12.321744

KEYWORDS: Signal to noise ratio, Adaptive optics, Speckle, Actuators, Computer simulations, Deformable mirrors, Telescopes, Mirrors, Control systems, Imaging systems

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Proceedings Article | 15 January 1998 Paper

Paper

Adaptive optics using a liquid crystal phase modulator in conjunction with a Shack-Hartmann wavefront sensor and zonal control algorithm

David Dayton, Steven Sandven, John Gonglewski, Stephen Browne, Samuel Rogers, Scot McDermott

Proceedings Volume 3219, (1998) https://doi.org/10.1117/12.298060

KEYWORDS: Wavefront sensors, Liquid crystals, Adaptive optics, Modulators, Astronomy, Wavefronts, Control systems, Deformable mirrors, Sensors

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Proceedings Article | 6 August 1997 Paper

Paper

The Differential Phase Experiment: experimental concept, design analysis, and data reduction analysis

Glenn Tyler, Terry Brennan, Stephen Browne, Robert Dueck, Michael Lodin, Phillip Roberts, Jeffrey Vaughn

Proceedings Volume 3065, (1997) https://doi.org/10.1117/12.281028

KEYWORDS: Polarization, Calibration, Phase measurement, Turbulence, Phase shifts, Optical simulations, Beam splitters, Atmospheric propagation, Receivers, Statistical analysis

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Proceedings Article | 25 October 1996 Paper

Paper

ADONIS: daylight imaging through atmospheric turbulence

John Gonglewski, Ronald Highland, David Dayton, Steven Sandven, Samuel Rogers, Stephen Browne

Proceedings Volume 2827, (1996) https://doi.org/10.1117/12.255078

KEYWORDS: Satellites, Imaging systems, Signal to noise ratio, Sensors, Image resolution, Satellite imaging, Speckle imaging, Telescopes, Deconvolution, Atmospheric turbulence

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Proceedings Article | 26 May 1995 Paper

Paper

Tip-tilt tracker for image stabilization in a daylight speckle imaging system

Steven Sandven, Stephen Browne, David Dayton, Samuel Rogers

Proceedings Volume 2468, (1995) https://doi.org/10.1117/12.210435

KEYWORDS: Video processing, Stars, Imaging systems, Astronomy, Video, Sun, Control systems, Ferroelectric materials, Photons, Mirrors

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Showing 5 of 25 publications

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