Ms. Emmanuelle Harel Profile

Emmanuelle Harel

at Safran Reosc

SPIE Involvement:

Author

Publications (7)

Proceedings Article | 29 August 2022 Presentation + Paper

ELT mirrors (M2, M3, M4, M5) production status at Safran Reosc

Renaud Mercier Ythier, Emmanuelle Harel, Dominique Bardon, Christophe Couteret, Romain Meunier, Claire lamour, Marc Cayrel, Christoph Haupt, Constanza Araujo Hauck, Michael Muller

Proceedings Volume 12188, 121880I (2022) https://doi.org/10.1117/12.2626798

KEYWORDS: Mirrors, Interferometry, Manufacturing, Polishing, Interferometers, Surface finishing, Zerodur, Monochromatic aberrations, Optics manufacturing, Metrology

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Proceedings Article | 13 December 2020 Presentation + Paper

CGH for ESO’s ELT M2 reference plate: fabrication of high precision CGHs

Frank Burmeister, Sascha Ehrhardt, Tino Benkenstein, Tom Lammers, Antonia Klein, Philipp Schleicher, Thomas Flügel-Paul, Uwe Zeitner, Philémon Giraud, Houssine Makhlouf, Renaud Mercier-Ythier, Romain Cluzel, Emmanuelle Harel

Proceedings Volume 11451, 114510W (2020) https://doi.org/10.1117/12.2562827

KEYWORDS: Optics manufacturing, Nondestructive evaluation, Etching, Freeform optics, Telescopes, Computer generated holography, Interferometry, Optical fabrication, Electron beam lithography, Optical components

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Proceedings Article | 13 December 2020 Paper

ELT secondary mirror manufacturing progress at Safran Reosc

A. Invernizzi, A. Lefevre, P. Wuillaume, E. Harel, R. Cluzel, R. Geyl, R. Mercier-Ythier, M. Cayrel, C. Haupt, C. Araujo Hauck, M. Muller

Proceedings Volume 11451, 114510F (2020) https://doi.org/10.1117/12.2559356

KEYWORDS: Manufacturing, Mirrors, Polishing, Surface finishing, Metrology, Interferometry, Large telescopes, Adhesives, Monochromatic aberrations, Birefringence

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Proceedings Article | 7 August 2018 Paper

First steps in ELT optics polishing

Roland Geyl, D. Bardon, R. Bourgois, N. Ferachoglou, E. Harel, C. Couteret

Proceedings Volume 10829, 1082904 (2018) https://doi.org/10.1117/12.2317604

KEYWORDS: Mirrors, Polishing, Aspheric lenses, Glasses, Optical testing, Adaptive optics, Telescopes, Optics manufacturing, Optical fabrication, Off axis mirrors

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Proceedings Article | 10 July 2018 Presentation + Paper

ELT optics polishing: year 1 report

R. Bourgois, R. Geyl, D. Bardon, N. Ferachoglou, E. Harel, C. Couteret

Proceedings Volume 10706, 107060W (2018) https://doi.org/10.1117/12.2313553

KEYWORDS: Mirrors, Polishing, Adaptive optics, Telescopes, Optical testing, Optical fabrication

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Proceedings Article | 20 November 2017 Open Access

Light-weighting, polishing and bonding for the SEOSAT/Ingenio telescope mirrors

Emmanuelle Harel

Proceedings Volume 10564, 105640V (2017) https://doi.org/10.1117/12.2309214

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Proceedings Article | 22 July 2016 Paper

Thin glass shells for AO: from plano to off-axis aspherics

Emmanuelle Harel, Alain Anretar, Jean-Pierre Antelme, Stéphane Caillon, Adrien Dussourd, Guillaume Foucaud, Hervé Jaury, Océane Roure, Jean-Philippe William, Philippe Wuillaume, Eric Ruch, Roland Geyl

Proceedings Volume 9912, 99120U (2016) https://doi.org/10.1117/12.2234452

KEYWORDS: Adaptive optics, Polishing, Glasses, Adaptive optics, Aspheric lenses, Plano, Mirrors, Optics manufacturing, Manufacturing, Prototyping, Surface finishing

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Showing 5 of 7 publications

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