... .Irri.=0.5; 5.Centration=0.03mm Changchun Baitai Optics Co., Ltd. is a high-tech Company specialized in optical design,research ... in engineer in the Chinese Academy of Science Chang chun Optics laser research institute ,And participated in the resources satellite,Jian ... 3 Number, Sen Zhou 1 Number ,Shen Zhou 7 Number optics primary device trial manufacturing, processing work,And Shen Zhou 5 ...