
Proceedings Paper
Miniaturized Shack-Hartmann wavefront sensors for starbugsFormat | Member Price | Non-Member Price |
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Paper Abstract
The ability to position multiple miniaturized wavefront sensors precisely over large focal surfaces are advantageous to
multi-object adaptive optics. The Australian Astronomical Observatory (AAO) has prototyped a compact and lightweight
Shack-Hartmann wavefront-sensor that fits into a standard Starbug parallel fibre positioning robot. Each device makes
use of a polymer coherent fibre imaging bundle to relay an image produced by a microlens array placed at the telescope
focal plane to a re-imaging camera mounted elsewhere. The advantages of the polymer fibre bundle are its high-fill
factor, high-throughput, low weight, and relatively low cost. Multiple devices can also be multiplexed to a single lownoise
camera for cost efficiencies per wavefront sensor. The use of fibre bundles also opens the possibility of
applications such as telescope field acquisition, guiding, and seeing monitors to be positioned by Starbugs. We present
the design aspects, simulations and laboratory test results.
Paper Details
Date Published: 18 July 2014
PDF: 20 pages
Proc. SPIE 9151, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation, 91514T (18 July 2014); doi: 10.1117/12.2055014
Published in SPIE Proceedings Vol. 9151:
Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation
Ramón Navarro; Colin R. Cunningham; Allison A. Barto, Editor(s)
PDF: 20 pages
Proc. SPIE 9151, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation, 91514T (18 July 2014); doi: 10.1117/12.2055014
Show Author Affiliations
Michael Goodwin, Australian Astronomical Observatory (Australia)
Samuel Richards, Australian Astronomical Observatory (Australia)
The Univ. of Sydney (Australia)
Jessica Zheng, Australian Astronomical Observatory (Australia)
Jon Lawrence, Australian Astronomical Observatory (Australia)
Samuel Richards, Australian Astronomical Observatory (Australia)
The Univ. of Sydney (Australia)
Jessica Zheng, Australian Astronomical Observatory (Australia)
Jon Lawrence, Australian Astronomical Observatory (Australia)
Sergio Leon-Saval, The Univ. of Sydney (Australia)
Alexander Argyros, The Univ. of Sydney (Australia)
Belen Alcalde, Australian Astronomical Observatory (Australia)
Alexander Argyros, The Univ. of Sydney (Australia)
Belen Alcalde, Australian Astronomical Observatory (Australia)
Published in SPIE Proceedings Vol. 9151:
Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation
Ramón Navarro; Colin R. Cunningham; Allison A. Barto, Editor(s)
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