Mr. Christian Schwaer Profile

Christian Schwaer

at TU Wien

SPIE Involvement:

Author

Publications (8)

Proceedings Article | 26 August 2024 Poster + Paper

Characterization of an active secondary mirror positioning system for a small telescope

Andreas Sinn, Florian Kreuzmair, Christian Schwaer, Patrik Prager, Georg Schitter

Proceedings Volume 13100, 131004R (2024) https://doi.org/10.1117/12.3021247

KEYWORDS: Telescopes, Mirrors, Wavefront sensors, Imaging systems, Actuators, Sensors, Dimensional metrology

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SPIE Journal Paper | 16 June 2023

Active lateral support system for a thin 1-meter meniscus mirror with virtual fixed points

Christian Schwaer, Andreas Sinn, Lukas Schroeer, Tobias Wallner, Georg Schitter

JATIS, Vol. 9, Issue 02, 029003, (June 2023) https://doi.org/10.1117/12.10.1117/1.JATIS.9.2.029003

KEYWORDS: Mirrors, Actuators, Telescopes, Sensors, Control systems, Active optics, Wavefront errors, Point spread functions, Astronomical telescopes, Feedback control

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Proceedings Article | 30 August 2022 Poster + Paper

High-bandwidth tip-tilt compensation for small telescope systems

Andreas Sinn, Christian Schwaer, Peter Kremsner, Georg Schitter

Proceedings Volume 12185, 1218584 (2022) https://doi.org/10.1117/12.2627831

KEYWORDS: Telescopes, Free space optics, Imaging systems, Feedback control, Control systems, Sensors

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Proceedings Article | 29 August 2022 Poster + Paper

Feed-forward vibration compensation for small telescopes

Andreas Sinn, Stephan Schachner, Thomas Riel, Christian Schwaer, Georg Schitter

Proceedings Volume 12188, 121883H (2022) https://doi.org/10.1117/12.2626965

KEYWORDS: Telescopes, Linear filtering, Sensors, Control systems, Mirrors, Visible radiation

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Proceedings Article | 29 August 2022 Poster + Paper

Development of active optics for thin meniscus mirrors in 1-meter-class telescopes

Christian Schwaer, Andreas Sinn, Georg Schitter

Proceedings Volume 12188, 121883C (2022) https://doi.org/10.1117/12.2625986

KEYWORDS: Mirrors, Actuators, Sensors, Telescopes, Active optics, Astronomical telescopes, Interferometers, Optical sensors, Integrated optics, Control systems

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Proceedings Article | 29 August 2022 Poster

Design and evaluation of an active secondary mirror positioning system for a small telescope

Christian Schwaer, Patrik Prager, Andreas Sinn, Georg Schitter

Proceedings Volume 12188, 121883F (2022) https://doi.org/10.1117/12.2627970

KEYWORDS: Telescopes, Mirrors, Imaging systems, Sensors, Wavefront sensors, Temperature metrology, Secondary tip-tilt mirrors, Satellite laser ranging, Satellite communications, Retroreflectors

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SPIE Journal Paper | 22 June 2022

Design and evaluation of an active secondary mirror positioning system for a small telescope

Andreas Sinn, Patrik Prager, Christian Schwaer, Georg Schitter

JATIS, Vol. 8, Issue 02, 029007, (June 2022) https://doi.org/10.1117/12.10.1117/1.JATIS.8.2.029007

KEYWORDS: Telescopes, Mirrors, Actuators, Optical instrument design, Temperature metrology, Imaging systems, Sensors, Thermography, Active optics, Feedback control

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SPIE Journal Paper | 2 December 2020

Design methodology to develop an active optics system for a thin 1-m meniscus mirror

Christian Schwaer, Andreas Sinn, Philipp Keller, Georg Schitter

JATIS, Vol. 6, Issue 04, 049002, (December 2020) https://doi.org/10.1117/12.10.1117/1.JATIS.6.4.049002

KEYWORDS: Mirrors, Telescopes, Active optics, Actuators, Photovoltaics, Finite element methods, Optical instrument design, Telecommunications, Polishing, Astronomical telescopes

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Showing 5 of 8 publications

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