Zobrazeno 1 - 10
of 25
pro vyhledávání: '"Clinton Evans"'
Autor:
Clinton Evans
Publikováno v:
Opto-Canada: SPIE Regional Meeting on Optoelectronics, Photonics, and Imaging.
This work forms part of The Hyperspectral Mission (THM) program, funded by the Canadian Space Agency. The designs correspond to three mission profiles with the parameters listed in Table 1. Two of the potential missions are designed for a flight on t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1ab7e4af6d874b6f746f86b5a1b027c7
https://doi.org/10.1117/12.2283828
https://doi.org/10.1117/12.2283828
Publikováno v:
Canadian Aeronautics and Space Journal. 48:31-38
This paper presents an Optical Intersatellite Link (OISL) terminal design that has the flexibility to meet the requirements of a wide range of potential customers. The program concentrated on the development of the terminal Optical Front End (OFE). T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9392f9d790e804a22ff85441aa13fbdf
https://doi.org/10.5589/q02-017
https://doi.org/10.5589/q02-017
Autor:
Marchin Sawicki, J. Dupuis, Louis P. Piche, Ludovic Van Waerbeke, Alan Scott, Jj Kavelaars, Christian Lange, W. C. Fraser, Carmelle Robert, Robert Sorba, Paul Harrison, Raymond G. Carlberg, David Aldridge, Michael L. Balogh, Weiguo Chen, Andres Rader, J. B. Hutchings, Tarun Patel, Ron Buckingham, John-Thomas Landry, Venka Pillay, Laurent Drissen, Guillaume Thériault, Frédéric Grandmont, Clinton Evans, Patrick Côté, Denis G. Laurin
The Cosmological Advanced Survey Telescope for Optical and UV Research (CASTOR) is a proposed CSA mission that would make a unique, powerful, and lasting contribution to astrophysics by providing panoramic, high-resolution imaging in the UV/optical (
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6550bb1fc9acc09c3ed611825bcc0bbb
https://doi.org/10.1117/12.926198
https://doi.org/10.1117/12.926198
Publikováno v:
SPIE Proceedings.
The Tunable Filter Imager of the James Webb Space Telescope will be based on blocking filters and a tunable Fabry- Perot etalon with an average resolution of about 100. It will operate in two wavelength bands from 1.6 μm to 2.5 μm and from 3.1 μm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d74983fb4678b3193da40f735dd6a18e
https://doi.org/10.1117/12.860849
https://doi.org/10.1117/12.860849
Autor:
Sheng Hai Zheng, Clinton Evans
Publikováno v:
SPIE Proceedings.
The Fine Guidance Sensor (FGS) is part of the science instrumentation for the James Webb Space Telescope (JWST). The FGS is required to operate at 37 K and provide the data needed to facilitate fine pointing and attitude stabilization necessary to me
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::051e6aad4d58cd1b2861b83033a5ef28
https://doi.org/10.1117/12.859705
https://doi.org/10.1117/12.859705
Publikováno v:
SPIE Proceedings.
Previous publications for the JWST-FGS-TFI instrument described the design and fabrication of mirror coatings for scanning Fabry-Perot etalons. Since that time, we have extend ed the fabrication process using ellipsometry analysis over the full opera
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1f4376c1ab7eff4f11c6254395785170
https://doi.org/10.1117/12.863034
https://doi.org/10.1117/12.863034
Publikováno v:
SPIE Proceedings.
The Fine Guidance Sensor (FGS) is part of the instrument module for the James Webb Space Telescope (JWST). The FGS operates at 37 K and provides feedback to correct motion blur caused by relative motion within the observatory - an issue during long e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e265ec046534c802b4066ccf5efd442b
https://doi.org/10.1117/12.860856
https://doi.org/10.1117/12.860856
Autor:
Pascal Marais, Peter Klimas, Sandra Delamer, Clinton Evans, Frédéric Grandmont, Ashley McColgan, Shenghai Zheng, Hua Lin
Publikováno v:
SPIE Proceedings.
The James Webb Space Telescope (JWST) Optical Telescope Element (OTE) gathers the light from astronomical objects and provides it to four scientific instruments and the observatory guider. The Canadian contribution to JWST, the Fine Guidance Sensor (
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dd437a84922c304e8d52a3d35a20a36e
https://doi.org/10.1117/12.857461
https://doi.org/10.1117/12.857461
Publikováno v:
SPIE Proceedings.
The 'IMAKA (Imaging from MAuna KeA) instrument is a wide field visible light imager incorporating Ground Layer Adaptive Optics (GLAO) to take maximum advantage of the excellent seeing available at the Canada-France-Hawaii Telescope (CFHT). It require
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2b0e2ad1564576c29bfca207971519b6
https://doi.org/10.1117/12.857285
https://doi.org/10.1117/12.857285
Autor:
Eric Grant, Driss Touahri, Neil Rowlands, Niladry Roy, Craig Haley, Zeljko Osman, Rodney Norman, Alan Scott, Clinton Evans
Publikováno v:
SPIE Proceedings.
The Fine Guidance Sensor (FGS) on the James Webb Space Telescope (JWST) has a science observing capability provided by the Tunable Filter Imager (TFI). The TFI incorporates dielectric coated Fabry-Perot etalon plates with a small vacuum gap. The sepa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dfb742728a4814395a7e0b0e9fc6128a
https://doi.org/10.1117/12.857906
https://doi.org/10.1117/12.857906