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    1. Jiaxing Rui Xing Optical Instrument Co., Ltd 簡體中文版   English
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      Optimize the position of the?optimal imaging area on the photo with the star test2017-02-26

      There is no intuitive approach to adjust the optical axis of the reflector, how to move the optimal ...

      How far can a telescope see?2017-02-26

      People who are new to telescopes often wonder, "how far can this telescope see?" "And" how much larg...

      Jiaxing Rui Xing Optical Instrument Co., Ltd.2017-02-26

      Jiaxing Ruixing Optical Instrument Co., Ltd. is located in Jiaxing City, Zhejiang Province, wher...