STELLAR SPECKLE CAMERA FOR SPECTROSCOPY

被引:7
作者
BABA, N [1 ]
KUWAMURA, S [1 ]
NORIMOTO, Y [1 ]
机构
[1] HOKKAIDO UNIV, FAC ENGN, DEPT APPL PHYS, SAPPORO, HOKKAIDO 060, JAPAN
来源
APPLIED OPTICS | 1994年 / 33卷 / 28期
关键词
STELLAR SPECKLE INTERFEROMETRY; SPECTROMETER; ASTRONOMY;
D O I
10.1364/AO.33.006662
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A stellar speckle spectrometer with increased performance and flexibility has been newly developed. In this new spectrometer two synchronized detectors are used to observe a dispersed speckle pattern and a specklegram. A reflection grating is employed as a disperser. We obtained a stellar spectrum with the diffraction-limited spatial resolution of a telescope by referring to specklegrams that are simultaneously recorded with dispersed speckle patterns. A preliminary observational result is also shown.
引用
收藏
页码:6662 / 6666
页数:5
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