周扫像移补偿大面阵红外光学系统  

Circle-Scanning Image Motion Compensation for Large Area Array Infrared Optical System

作　　者：刘玉环 周军 盛忠 李娟 熊健 LIU Yuhuan;ZHOU Jun;SHENG Zhong;LI Juan;XIONG Jian(Beijing Institute of Remote Sensing Equipment,Beijing 100000 China)

机构地区：[1]北京遥感设备研究所,北京100000

出　　处：《电光与控制》2022年第8期84-87,共4页Electronics Optics & Control

摘　　要：红外搜索与跟踪(IRST)系统在态势感知、环境安全监测等领域具有重要地位。像移补偿是IRST进行快速扫描的关键技术之一。设计了一种长积分时间快速周扫下像移补偿大面阵IRST光学系统,该光学系统采用平行光路稳像方法,具有4 ms级的积分时间、360(°)/s级的周扫速度、1k级的面阵规模等技术特点。介绍了平行光路稳像的原理,提出了参数计算及匹配关系。光学系统设计结果以及光学样机周扫成像测试结果表明,该像移补偿IRST光学系统成像探测能力优良,相关指标处于国内领先水平。Infrared searching and tracking(IRST)system has an important position in many fields such as situational awareness and environmental safety monitoring.Image motion compensation is one of the key technologies for fast scanning of IRST.A large area array IRST optical system with image motion compensation under the conditions of long integration time and fast circle scanning is designed and image stabilization method of parallel optical path is adopted in the optical system.The optical system has the technical characteristics of 4 ms integration time 360(°)/s circle scanning rate and 1k area array scale.The principle of parallel optical path image stabilization is introduced and the calculation and matching of the parameters are proposed.The results of lens design and circle-scanning imaging tests on optical prototype indicate that the optical system has excellent imaging detection capabilities and the relevant indexes of the optical system have reached domestic leading level.

关 键 词：像移补偿 光学设计 长积分时间 快速周扫 大面阵 

分 类 号：TN216[电子电信—物理电子学]