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高功率激光精密小能量测量系统研究
引用本文:于天燕,蔡希洁,刘仁红,唐立家,毕纪军,林尊琪.高功率激光精密小能量测量系统研究[J].中国激光,2002,29(3):267-270.
作者姓名:于天燕  蔡希洁  刘仁红  唐立家  毕纪军  林尊琪
作者单位:高功率激光物理国家实验室,中国科学院上海光学精密机械研究所,上海,201800
基金项目:国家高技术 86 3资助课题
摘    要:介绍了用于神光Ⅱ装置 8路功率平衡的全自动精密小能量测量系统 ,并用自动控制半波片衰减装置对其性能进行了测定。系统稳定性精度优于 1% (rms) ,量程可达三个量级范围

关 键 词:功率平衡  小能量测量  半波片衰减器  高精度探头  通道开关
收稿时间:2000/12/5

Study on the Precision Energy Measurement System for High Power Laser
YU Tian-yan,CAI Xi-jie,LIU Ren-hong,TANG Li-jia,BI Ji-jun,LIN Zun-qi.Study on the Precision Energy Measurement System for High Power Laser[J].Chinese Journal of Lasers,2002,29(3):267-270.
Authors:YU Tian-yan  CAI Xi-jie  LIU Ren-hong  TANG Li-jia  BI Ji-jun  LIN Zun-qi
Abstract:A full-automatic precision energy measurement system on small signal was described in detail, which was used for eight beams' power balance in Shenguang Ⅱ. An assembly attenuator of half-wave plate and polarizers is used to check up the performance of the system. The precision of stability precedes 1% (rms). And the measuring range covers three magnitudes. It enlarges the measuring range of the original measurement facility of Shenguang Ⅱ.
Keywords:power balance  small energy measurement  attenuator of half-wave plate and polarizers  high precision detector  channel switch  
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