The AXAF High Resolution Camera (HRC): The challenge of calibration

被引:12
作者
Murray, SS [1 ]
Chappell, JH [1 ]
Kenter, AT [1 ]
Kraft, RP [1 ]
Meehan, GR [1 ]
Zombeck, MV [1 ]
机构
[1] Smithsonian Inst Astrophys Observ, High Energy Astrophys Div, Cambridge, MA 02138 USA
来源
SPACE TELESCOPES AND INSTRUMENTS V, PTS 1-2 | 1998年 / 3356卷
关键词
x-ray detectors; calibration; flat field; microchannel plate High Resolution Camera; AXAF;
D O I
10.1117/12.324500
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The High Resolution Camera (HRC) is a Microchannel Plate based, photon counting, imaging detector for the Advanced X-Ray Astrophysics Facility (AXAF) that will be placed in a high earth orbit scheduled for launch in December, 1998. An end-to-end calibration of the HRC and the AXAF High Resolution Mirror Assembly (HRMA) was carried out at the Marshall Space Flight Center's X-Ray Calibration Facility (XRCF). This activity was preceded by various subsystems level calibrations of the detector components, but only through complete end-to-end testing was it possible to fully study the instrument and identify areas for improvement. As a result, several modifications were made to the HRC. These were followed by a series of flat field calibrations used to "correct" the end-to-end results for flight.
引用
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页码:974 / 984
页数:11
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