Mr. Gregory A. Scharfstein Profile

Gregory A. Scharfstein

Mechincal Engineer at Lawrence Berkeley National Lab

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Author

Publications (4)

Proceedings Article | 3 September 2010 Paper

Cryogenic metrology for the James Webb Space Telescope Integrated Science Instrument Module alignment target fixtures using laser radar through a chamber window

T. Hadjimichael, D. Kubalak, A. Slotwinski, P. Davila, B. Eegholm, W. Eichhorn, J. Hayden, E. Mentzell, R. Ohl, G. Scharfstein, R. Telfer

Proceedings Volume 7793, 77930B (2010) https://doi.org/10.1117/12.862693

KEYWORDS: Lawrencium, Cryogenics, Metrology, James Webb Space Telescope, LIDAR, Aluminum, Optical alignment, Temperature metrology, Calibration, Atmospheric modeling

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Proceedings Article | 20 July 2010 Paper

Performance of the WIYN high-resolution infrared camera

Margaret Meixner, Stephen Smee, Ryan Doering, Robert Barkhouser, Todd Miller, Joseph Orndorff, Patricia Knezek, Edward Churchwell, Gregg Scharfstein, Jeffrey Percival, David Mills, Charles Corson, Richard Joyce, Brian Ferguson, Masaaki Otsuka

Proceedings Volume 7735, 77353N (2010) https://doi.org/10.1117/12.857493

KEYWORDS: Sensors, Telescopes, Optical filters, Stars, Distortion, Cameras, Astronomy, Image filtering, Infrared cameras, Avalanche photodetectors

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Proceedings Article | 9 July 2008 Paper

Performance of the WIYN high-resolution infrared camera

Margaret Meixner, Stephen Smee, Ryan Doering, Robert Barkhouser, Todd Miller, Joseph Orndoff, Patricia Knezek, Edward Churchwell, Gregg Scharfstein, Jeff Percival, David Mills, Charles Corson

Proceedings Volume 7014, 70142W (2008) https://doi.org/10.1117/12.790224

KEYWORDS: Sensors, Telescopes, Optical filters, Electrons, Cameras, Stars, Signal detection, Infrared cameras, Clocks, Observatories

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Proceedings Article | 9 July 2008 Paper

The FourStar infrared camera

S. Persson, Robert Barkhouser, Christoph Birk, Randy Hammond, Albert Harding, E. Koch, J. Marshall, Patrick McCarthy, David Murphy, Joe Orndorff, Gregg Scharfstein, Stephen Shectman, Stephen Smee, Alan Uomoto

Proceedings Volume 7014, 70142V (2008) https://doi.org/10.1117/12.790015

KEYWORDS: Sensors, Telescopes, Cameras, Optical alignment, Optical filters, Infrared cameras, Data acquisition, Staring arrays, Space telescopes, Interfaces

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