Ms. Barbara M. Fischer Profile

Barbara M. Fischer

at GMTO Corp

SPIE Involvement:

Author

Publications (9)

Proceedings Article | 11 September 2024 Presentation + Paper

The Giant Magellan Telescope project in 2024: status and look ahead

W. Burgett, R. Bernstein, D. Ashby, B. Bigelow, G. Brossus, M. Cox, R. Demers, F. Figueroa, B. Fischer, F. Groark, R. Laskin, R. Millan-Gabet, S. Park, R. Turner, B. Walls

Proceedings Volume 13094, 1309417 (2024) https://doi.org/10.1117/12.3020733

KEYWORDS: Design, Telescopes, Equipment, Control systems, Mirrors, Adaptive optics, Interfaces, Spectrographs, Universities, Optical testing

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Proceedings Article | 11 September 2024 Poster + Paper

Giant Magellan Telescope primary mirror thermal control system design

Gary Muller, David Ashby, Chris Contaxis, Marianne Cox, Austin Everman, Barbara Fischer, John Ford, Michael Gardiner, Maria Hernandez, Tomas Krasuski, Oliver McIrwin, Trupti Ranka, Thomas Salanski, Jose Soto, Hector Swett, David Zeller

Proceedings Volume 13094, 130942U (2024) https://doi.org/10.1117/12.3020111

KEYWORDS: Mirrors, Nozzles, Air temperature, Telescopes, Design, Temperature metrology

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Proceedings Article | 11 September 2024 Presentation + Paper

GMTO primary mirror active support system testing with the test cell and mass simulator

Trupti Ranka, Barbara Fischer, Christopher Contaxis, Dave Ashby, Tomas Krasuski, Dave Zeller, Gary Muller, Michael Gardiner, Jose Soto, Hector Swett, Oliver McIrwin, Austin Everman, Neil Mills, John Ford, Thomas Salanski, Michael Mariano Kanoa Sibayan

Proceedings Volume 13094, 130941E (2024) https://doi.org/10.1117/12.3020281

KEYWORDS: Mirrors, Control systems, Power consumption, Safety, Telescopes, Motion measurement, Frequency response

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Proceedings Article | 29 August 2022 Poster + Paper

Progress summary of the Giant Magellan Telescope primary mirror off-axis segment active optics control system risk reduction effort: the Test Cell

Barbara Fischer, Trupti Ranka, Francisco Aguayo, David Ashby, Marianne Cox, Austin Everman, John Ford, Tomas Krasuski, Gary Muller, Wylie Rosenthal, David Schwartz, José Soto, Hector Swett, Divya Thanasekaran, Abhijit Wadhavkar

Proceedings Volume 12182, 121823G (2022) https://doi.org/10.1117/12.2630155

KEYWORDS: Actuators, Control systems, Mirrors, Calibration, Active optics, Telescopes, Prototyping, Off axis mirrors, Electronics, Safety

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Proceedings Article | 29 August 2022 Presentation + Paper

Overview and status of the Giant Magellan Telescope project

James Fanson, Rebecca Bernstein, David Ashby, Bruce Bigelow, Glenn Brossus, William Burgett, Richard Demers, Barbara Fischer, Francisco Figueroa, Frank Groark, Robert Laskin, Rafael Millan-Gabet, Samuel Park, Martí Pi, Robert Turner, Brian Walls

Proceedings Volume 12182, 121821C (2022) https://doi.org/10.1117/12.2631694

KEYWORDS: Mirrors, Telescopes, Control systems, Prototyping, Observatories, Adaptive optics, Actuators, Spectrographs, Software development, Sensors

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Proceedings Article | 13 December 2020 Poster + Paper

Device control software design for the active support system of GMT primary mirror segments

Divya Thanasekaran, Jordi Molgó, José Filgueira, Alfonso Roman, Marianne Cox, William Schoenell, Pierre Kurkdjian, Charles Plubell, Tomas Krasuski, José Soto, Hector Swett, Chien Peng, Trupti Ranka, David Ashby, Barbara Fischer, Martí Pi

Proceedings Volume 11452, 114523B (2020) https://doi.org/10.1117/12.2562919

KEYWORDS: Control systems, Mirrors, Actuators, Off axis mirrors, Observatories, Computer architecture, Software frameworks, Feature extraction, Communication engineering, Safety

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Proceedings Article | 13 December 2020 Presentation + Paper

Overview and status of the Giant Magellan Telescope project

James Fanson, Rebecca Bernstein, George Angeli, David Ashby, Bruce Bigelow, Glenn Brossus, Antonin Bouchez, William Burgett, Adam Contos, Richard Demers, Francisco Figueroa, Barbara Fischer, Frank Groark, Robert Laskin, Rafael Millan-Gabet, Marti Pi, Nune Wheeler

Proceedings Volume 11445, 114451F (2020) https://doi.org/10.1117/12.2561852

KEYWORDS: Telescopes, Mirrors, Optical instrument design, Polishing, Glasses, Buildings, Lanthanum, Control systems, Prototyping, Wavefront sensors

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Proceedings Article | 13 December 2020 Paper

The purpose, plan, and progress of the Giant Magellan Telescope primary mirror off-axis segment test cell

Barbara Fischer, Trupti Ranka, Francisco Aguayo, Dave Ashby, Erich Bugueno, Austin Everman, John Ford, Zaven Kechichian, Kurt Kenagy, Tomas Krasuski, Gary Muller, Wylie Rosenthal, David Schwartz, Jose Soto, Hector Swett, Divya Thanasekaran, Abhijit Wadhavkar

Proceedings Volume 11445, 114451H (2020) https://doi.org/10.1117/12.2561694

KEYWORDS: Mirrors, Telescopes, Off axis mirrors, Actuators, Collimation, Active optics, Convection, Control systems, Image quality

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Proceedings Article | 6 July 2018 Paper

GMT M1 subsystem: status, design and testing

Francisco Aguayo, Dave Ashby, Erich Bugueno, Barbara Fischer, John Ford, Peter Gray, Michael Gusick, Anthony Hebert, Zaven Kechichian, Trupti Ranka, Dev Sharma, Jose Soto, Hector Swett, Divya Thanasekaran, Frank Tian, Abhijit Wadhavkar

Proceedings Volume 10700, 1070036 (2018) https://doi.org/10.1117/12.2312937

KEYWORDS: Mirrors, Actuators, Control systems, Telescopes, Fluctuations and noise, Interfaces, Sensors, Control systems design, Prototyping, Calibration

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Showing 5 of 9 publications

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