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JWST pathfinder telescope risk reduction cryo test program

Gary W. Matthews, Thomas R. Scorse, John A. Spina, Darin M. Noël, Keith A. Havey, Jesse A. Huguet, Tony L. Whitman, Conrad Wells, Chanda B. Walker, Sharon Lunt, James B. Hadaway, Ritva Keski-Kuha (+7 others)
2015 Optical Manufacturing and Testing XI  

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In 2014, the Optical Ground Support Equipment was integrated into the large cryo vacuum chamber at Johnson Space Center (JSC) and an initial Chamber Commissioning Test was completed. This insured that the support equipment was ready for the three Pathfinder telescope cryo tests. The Pathfinder telescope which consists of two primary mirror segment assemblies and the secondary mirror was delivered to JSC in February 2015 in support of this critical risk reduction test program prior to the flight
more » ... hardware. This paper will detail the Chamber Commissioning and first optical test of the JWST Pathfinder telescope.
doi:10.1117/12.2188793 fatcat:qkiglcu4znfavd7smfohiypzzq
Citation

Gary W. Matthews, Thomas R. Scorse, John A. Spina, Darin M. Noël, Keith A. Havey, Jesse A. Huguet, Tony L. Whitman, Conrad Wells, Chanda B. Walker, Sharon Lunt, James B. Hadaway, Ritva Keski-Kuha, Lee D. Feinberg, Mark F. Voyton, Juli A. Lander, James M. Marsh, Oliver W. Fähnle, Ray Williamson, Dae Wook Kim. "JWST pathfinder telescope risk reduction cryo test program." Optical Manufacturing and Testing XI (2015)