Optics and Precision Engineering, Volume. 20, Issue 8, 1725(2012)
Design of echelle spectrograph CCD camera
To get the high accuracy 2-D spectra of a self-designed echelle spectrograph,a high performance area CCD camera was designed. Based on the characteristics of echelle spectrograph and CCD chip, the timing generator circuit, drive circuit and the data processing circuit for the CCD camera were developed,by which the low noise, high sensitivity and high dynamic rang were realized at the same time. Then, the test software of CCD camera was programmed with LabVIEW. Finally, the 2-D spectra of a Hg lamp were tested by using the area CCD camera. The result demonstrates that the area CCD camera can get the sharp 2-D spectra with high SNR. After reducing the spectra of Hg lamp, the standar spectral line is obtained. This CCD camera is steady, reliable and meets the needs of echelle spectrograph completely.
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PAN Ming-zhong, LIU Yu-juan, CHEN Shao-jie, SONG Nan, CUI Ji-cheng. Design of echelle spectrograph CCD camera[J]. Optics and Precision Engineering, 2012, 20(8): 1725
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Received: Apr. 11, 2012
Accepted: --
Published Online: Sep. 4, 2012
The Author Email: Ming-zhong PAN (mzpan@foxmail.com)