基于DMD的动态红外投影系统分光系统设计

Optical design of splitter prism on digital-micromirror device-based infrared scene projector

动态红外投影技术是红外硬件闭环仿真(HWIL)和红外成像测试与评估的关键技术,它能够在实验室内实物模拟红外成像,从而降低光电系统的研发成本和提供可重复的实验环境。介绍了动态红外场景投影技术及其分类,描述了基于DMD动态红外场景分光系统的设计过程。为了解决系统中分光的问题,采用棱镜设计的理论设计了分光棱镜,给出了设计结果,经验证满足要求。为了获得更好的透过率和更紧密的结构,可以选取更好的材料来改进设计。

Dynamic infrared scene projector is the key technology of hardware in-the-loop (HWIL) and testing & evaluating of infrared scene. It can simulate infrared scene in the laboratory, reduce the research cost of the optical electrical system and offer recycle environments. The technology and types of the dynamic infrared scene projector system are introduced and the design proceeding of the Digital Micromirror Device-based infrared scene projector system is described. In order to solve the problem of beam split...