Commissioning of the ERMOS MEMS spectrometer

被引:6
作者
MacKenty, John W. [1 ]
Ohl, Raymond G. [1 ]
Greenhouse, Matthew A. [1 ]
Green, Richard F. [2 ]
机构
[1] NASA, Goddard Space Flight Ctr, Greenbelt, MD USA
[2] Univ Arizona, Tucson, AZ USA
来源
GROUND-BASED AND AIRBORNE INSTRUMENTATION FOR ASTRONOMY, PTS 1- 3 | 2006年 / 6269卷
关键词
infrared spectroscopy; multi-object spectroscopy; MEMS; diamond machined optics; Hadamard Transform;
D O I
10.1117/12.672317
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The Infrared Multi-Object Spectrometer employs a novel approach to slit definition by using a rapidly configured array of 848x600 MEMS mirrors. Developed by a collaboration between STScI, NASA/GSFC, and KPNO, IRMOS provides low to medium resolution spectroscopy of several tens of simultaneous targets in the Z, J, H, and K bands. IRMOS is presently undergoing commissioning to become a facility instrument at Kitt Peak National Observatory in 2006. We report on the success of this concept, the performance of the Texas Instruments DMD array of MEMS mirrors in this application, and our ongoing software development. Examples of observations using both a "Point and Click" approach to slit positioning and the synthesis of full aperture integral field spectroscopy using Hadamard slit mask patterns are presented.
引用
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页数:11
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