【摘要】 准确测量激光远场光斑强度时空分布是分析强激光大气传输效应和评价激光系统性能的有效手段。概述了测量激光光斑强度分布的几种方法及其适用性,重点叙述了基于阵列探测法的强激光远场光斑强度分布测量技术,总结分析了量热阵列法、光电阵列法和量热/光电复合法等三类阵列探测系统应用特点。最后介绍了两种分别用于测量连续波高能激光和重频脉冲激光的光电阵列靶斑仪,系统具有结构紧凑的特点,能够满足运动靶目标上强激光参数测量要求。更多还原

【Abstract】 Measuring the temporal-spatial distribution of far-field laser beam profile is an effective way to analyze the atmospheric transmission effects of high power laser and evaluate the characteristics of laser system.Several methods for measuring the laser far-field beam profile and their respective features are summarized,and the measuring technology based on array detector is mainly described.Finally,two laser beam profile measuring systems with photo-electric detector array are developed,which are respectively applied to measuring the far-field beam profile of high energy laser and repetitively pulsed laser.These measuring systems are compact and very suitable for moving test targets.更多还原