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High-resolution midwave infrared temperature-adaptive night-vision imaging system
Author(s): 
Pages: 1144-1146
Year: Issue:  5
Journal: High Power Laser and Particle Beams

Keyword:  成像系统光学设计红外镜头机载高分辨率;
Abstract: 针对现代最先进的像元尺寸为15μm、像元数640×480的中红外焦平面大面阵探测器,设计了一种全球面轻小型高分辨率温度自适应夜视成像系统,系统工作波段为3~5 μm,全视场角为8.58°,相对孔径为1/2,焦距为80 mm,四片式结构,使用锗、硒化锌和硅三种材料,系统采用全球面结构,避免了以往该种系统中使用衍射面或非球面,大大降低了加工检测难度且成本低.设计结果表明,该高分辨率温度自适应夜视成像系统具有结构简单、体积小、分辨率高、成像质量高等特点,满足设计要求,可用于机载光电探测和跟踪系统.
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