Dr. Marc J. F. Séchaud Profile

Dr. Marc J. F. Séchaud

Engineer at ONERA

SPIE Involvement:

Author

Proceedings Article | 31 January 2001 Paper

Correction of scintillation effects by multiconjugate adaptive optics

Jean-Baptiste Fouche, Jean-Marc Conan, Vincent Michau, Marc Sechaud

Proceedings Volume 4167, (2001) https://doi.org/10.1117/12.413823

KEYWORDS: Scintillation, Atmospheric propagation, Adaptive optics, Wave propagation, Turbulence, Telescopes, Relays, Image resolution, Deformable mirrors, Chromium

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Proceedings Article | 10 December 1999 Paper

High-resolution imaging through atmospheric turbulence: link between anisoplanatism and intensity fluctuations

Marc Sechaud, Frederic Mahe, Thierry Fusco, Vincent Michau, Jean-Marc Conan

Proceedings Volume 3866, (1999) https://doi.org/10.1117/12.371314

KEYWORDS: Scintillation, Turbulence, Adaptive optics, Image resolution, Image processing, Spherical lenses, Astronomy, Diffraction, Atmospheric turbulence, Imaging systems

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Proceedings Article | 3 November 1998 Paper

Adaptive optics ultimate performance and main concepts

Marc Sechaud

Proceedings Volume 3433, (1998) https://doi.org/10.1117/12.330222

KEYWORDS: Sensors, Adaptive optics, Deformable mirrors, Mirrors, Actuators, Turbulence, Telescopes, Interference (communication), Imaging systems, Avalanche photodetectors

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Proceedings Article | 15 December 1995 Paper

Adaptive optics for ground-to-ground applications

Vincent Michau, Marc Sechaud, Philippe Delorme, Jean-Marc Conan

Proceedings Volume 2580, (1995) https://doi.org/10.1117/12.228484

KEYWORDS: Adaptive optics, Turbulence, Atmospheric propagation, Atmospheric optics, Signal to noise ratio, Wavefront sensors, Image resolution, Astronomy, Imaging systems, Lithium

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Proceedings Article | 30 September 1994 Paper

Automatic alignment system for telescopes

Marie-Therese Velluet, Marc Sechaud, Vincent Michau, Pierre-Yves Madec

Proceedings Volume 2210, (1994) https://doi.org/10.1117/12.188136

KEYWORDS: Monochromatic aberrations, Mirrors, Telescopes, Wavefronts, Optical components, Calibration, Wavefront sensors, Wavefront aberrations, Control systems, Ray tracing

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Proceedings Article | 13 January 1992 Paper

Wavefront sensing in imaging through the atmosphere: a detector strategy

Marc Sechaud, Gerard Rousset, Vincent Michau, Jean-Claude Fontanella, Jean Gabriel Cuby, Francois Rigaut, Jean-Claude Richard

Proceedings Volume 1543, (1992) https://doi.org/10.1117/12.51203

KEYWORDS: Charge-coupled devices, Sensors, Wavefront sensors, Interference (communication), Optical components, Wavefronts, Turbulence, Quantum efficiency, CCD image sensors, Optical amplifiers

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Proceedings Article | 1 September 1990 Paper

Wavefront sensing in propagation and imaging through the atmosphere

Marc Sechaud, Jean-Claude Fontanella, Gerard Rousset, Jerome Primot, F. Chassat

Proceedings Volume 1312, (1990) https://doi.org/10.1117/12.21867

KEYWORDS: Wavefronts, Atmospheric propagation, Wavefront sensors, Turbulence, Wave propagation, Adaptive optics, Telescopes, Stars, Zernike polynomials, Deconvolution

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Proceedings Article | 1 August 1990 Paper

Adaptive optics: a bimorph mirror for wavefront correction

Pascal Jagourel, Pierre-Yves Madec, Marc Sechaud

Proceedings Volume 1271, (1990) https://doi.org/10.1117/12.20404

KEYWORDS: Mirrors, Adaptive optics, Electrodes, Wavefronts, Infrared radiation, Finite element methods, Computer simulations, Numerical analysis, Actuators, Polishing

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Proceedings Article | 1 August 1990 Paper

Adaptive optics: a bimorph mirror for wavefront correction

Pascal Jagourel, Pierre-Yves Madec, Marc Sechaud

Proceedings Volume 1237, (1990) https://doi.org/10.1117/12.19312

KEYWORDS: Mirrors, Electrodes, Wavefronts, Interferometry, Adaptive optics, Infrared radiation, Computer simulations, Numerical analysis, Finite element methods, Actuators

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Showing 5 of 9 publications

Conference Committee Involvement (15)

Optics in Atmospheric Propagation and Adaptive Systems

22 September 2015 | Toulouse, France

Optics in Atmospheric Propagation and Adaptive Systems

22 September 2014 | Amsterdam, Netherlands

Optics in Atmospheric Propagation and Adaptive Systems XVI

23 September 2013 | Dresden, Germany

Optics in Atmospheric Propagation and Adaptive Systems

25 September 2012 | Edinburgh, United Kingdom

Optics in Atmospheric Propagation and Adaptive Systems

20 September 2011 | Prague, Czech Republic

Showing 5 of 15 Conference Committees

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