Dr. Ramotholo Sefako
at SAAO
SPIE Involvement:
Author
Publications (6)

Proceedings Article | 29 April 2021 Presentation + Paper
Ramotholo Sefako, Sinethemba Taaibos, Jean Bernado, Nhlavutelo Macebele, Avhapfani C. Mulaudzi, Petri Vaisanen
Proceedings Volume 11450, 1145012 (2021) https://doi.org/10.1117/12.2562521
KEYWORDS: Pollution, Astronomy, Radio astronomy, Observatories, Astronomical imaging, Radio optics, Infrared telescopes, Large telescopes, Optical telescopes, Wind energy

Proceedings Article | 13 December 2020 Presentation + Paper
Carel H. D. van Gend, Amanda Sickafoose, Stephen Potter, Briehan Lombaard, Pieter Swanevelder, Hitesh Gajjar, Hannah Worters, Willie Koorts, Keegan Titus, Craig Sass, Egan Loubser, Nicolas Erasmus, James O'Connor, Ramotholo Sefako, Roufurd Julie, Freya Bovim
Proceedings Volume 11452, 1145206 (2020) https://doi.org/10.1117/12.2562161
KEYWORDS: Telescopes, Observatories, Astronomical telescopes, Astronomy, Optical instrument design, Control systems, Software development, Computer architecture, Large telescopes, Cameras

SPIE Journal Paper | 14 May 2019
Lisa Crause, David Gilbank, Carel van Gend, Hannah Worters, Craig Sass, Enrico Kotze, Stephen Potter, Amanda Sickafoose, Ramotholo Sefako, John Southworth, Lucas Macri, John Thorstensen, Cezary Galan, Patricia Skelton, Chris Engelbrecht, Ian Braker, Hartmut Winkler, Daniel Pieńkowski, Derya Sürgit, Ahmet Erdem, Matt Burleigh
JATIS, Vol. 5, Issue 02, 024007, (May 2019) https://doi.org/10.1117/12.10.1117/1.JATIS.5.2.024007
KEYWORDS: Spectrographs, Cameras, Telescopes, Stars, Astronomy, Charge-coupled devices, Lamps, Mirrors, Astronomical telescopes, Sensors

Proceedings Article | 10 July 2018 Presentation + Paper
Petri Väisänen, Lisa Crause, David Gilbank, David Buckley, Chris Coetzee, Steven Crawford, Stephen Potter, Retha Pretorius, Encarni Romero Colmenero, Ramotholo Sefako, Michael Shara, Amanda Sickafoose, Theodore Williams
Proceedings Volume 10704, 107040A (2018) https://doi.org/10.1117/12.2313272
KEYWORDS: Telescopes, Galactic astronomy, Astronomy, Spectrographs, Observatories, Stars, Exoplanets, Large telescopes, Spherical lenses, Spectral resolution, Software development

Proceedings Article | 27 July 2016 Paper
Lisa Crause, John Stoffels, Willie Koorts, Brendt Christian, Wilhelmina de Water, Timothy Fransman, Denville Gibbons, Nelson Machete, Ramotholo Sefako, Sinethemba Taaibos
Proceedings Volume 9906, 99063W (2016) https://doi.org/10.1117/12.2232675
KEYWORDS: Mirrors, Telescopes, Coating, Reflectivity, Astronomy, Astronomical telescopes, Observatories, Aluminum, Ocean optics, Glasses

Proceedings Article | 23 July 2008 Paper
Darragh O'Donoghue, Eli Atad-Ettedgui, Luis Balona, Bruce Bigelow, John Booth, Lucian Botha, Janus Brink, David Buckley, Phil Charles, Alrin Christians, J. Christopher Clemens, Lisa Crause, Steven Crawford, Geoffrey Evans, Hitesh Gajjar, Yas Hashimoto, Malcolm Hendricks, Alexei Kniazev, Anthony Koeslag, Willie Koorts, Herman Kriel, Nicola Loaring, Jonathan Love, Fred Marang, Douglas Metcalfe, Brennan Meyer, James O'Connor, Charl du Plessis, Lawrence Ramsey, Encarni Romero-Colmenero, Craig Sass, Johann Scholtz, Ramotholo Sefako, Sandisa Siyengo, Martin Still, Ockert Strydom, Arkadiusz Swat, Johann Du Toit, Petri Vaisanen, Martyn Wells, Hannah Worters
Proceedings Volume 7018, 701813 (2008) https://doi.org/10.1117/12.788841
KEYWORDS: Mirrors, Telescopes, Monochromatic aberrations, Image quality, Cameras, Simulation of CCA and DLA aggregates, Image segmentation, Wavefront sensors, Wavefronts, Interfaces

Showing 5 of 6 publications
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