Mr. Bear Witherspoon Profile

Bear Witherspoon

Research Scientist at Lockheed Martin Space Systems Co

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Author

Publications (3)

Proceedings Article | 29 September 2011 Paper

Qualifying the flight design of the focus and alignment mechanism of the near-infrared camera on the James Webb Space Telescope

Bear Witherspoon

Proceedings Volume 8150, 81500I (2011) https://doi.org/10.1117/12.896620

KEYWORDS: Actuators, Cryogenics, James Webb Space Telescope, Cameras, Mirrors, Sensors, Optical instrument design, Near infrared, Distance measurement, Interferometers

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Proceedings Article | 29 September 2011 Paper

Tracking the surface figure error of the pick off mirror throughout build and environmental testing of the focus and alignment mechanism qualification unit of the near-infrared camera of JWST

Bear Witherspoon, Lynn Huff, Greg Feller, Paul Mammini

Proceedings Volume 8150, 81500H (2011) https://doi.org/10.1117/12.896619

KEYWORDS: Mirrors, Cameras, James Webb Space Telescope, Interferometers, Inspection, Actuators, Cryogenics, Near infrared, Optical fabrication, Optical testing

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Proceedings Article | 18 September 2009 Paper

Results of environmental testing of the focus and alignment mechanism of the near-infrared camera on the James Webb Space Telescope

Bear Witherspoon, Lynn Huff, Michael Jacoby, Paul Mammini

Proceedings Volume 7439, 74391F (2009) https://doi.org/10.1117/12.826562

KEYWORDS: Mirrors, Cameras, James Webb Space Telescope, Sensors, Actuators, Cryogenics, Imaging systems, Near infrared, Titanium, Calibration

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