红外探测系统中探测波段的选择对比分析

The Comparison and Analysis of Infrared Detection System in Detecting Band Selection

针对常用的中波和长波红外探测系统,从分析目标的热辐射特性、背景的辐射特性、以及由目标到红外探测器的前向光学通道的传递函数性能,对光电探测系统的短波红外和长波红外探测系统能力进行分析、计算和比较,科学剖析中波和长波红外探测各自的技术优势和适用范围,为设备论证中成像器件合理选型及试验任务中捕获跟踪提供理论依据。

The ability of the commonly used medium wave and long wave infrared detection system in the photoelectric detection system is analyzed,calculated and compared in this paper,according to analyze the thermal radiation characteristic of the target and the radiation characteristic of the background as well as evaluate the transfer function performance of the forward optical channel(atmosphere optical system and infrared optical system)from the target to the infrared detection.This paper analyze the respective technical advantages and application scope of the medium wave and long wave infrared detection technologies scientifically,result in providing a theoretical basis for selection of the imaging devices in equipment demonstration and tracking capture in experimental.