基于舰用红外成像跟踪系统，阐述了目标特性，提出了捕获的技术要求与影响目标捕获的主要因素，概括了跟踪系统的关键性能和误差源，分析了捕获跟踪的视场及响应时间并探讨了系统动态性能的统计分析方法；对系统的设计、研制和使用管理具有一定的启发作用和理论指导作用。 Based on the ship infrared imaging tracking system, the target characteristics are expounded, the technical requirements of acquisition and the main factors affecting the target acquisition are proposed. The key performance and error sources of the tracking system are summarized. The field of view and the response time of the acquisition tracking are analyzed. The system dynamic performance of the statistical analysis methods; system design, development and use management has some enlightenment and theoretical guidance.