本文介绍紫金山天文台直流积分型光度计。
This paper describes an integrating photometer built at Purple Mountain Observatory recently.
本文给出了北师大，云南天文台和华北光电所共同研制的近红外光度计在云台1米望远镜上试观测的结果和一些初步分析。
The test observations and initial analysis of a near infrared photometer used with the 1 -meter reflecting telescope at Yunnan Observatory are given.
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