基于双干扰光路红外干扰模拟器的光束扩束技术, 设计了微透镜阵列扩束系统, 利用光刻胶热熔技术对微透镜阵列进行加工并对干扰模拟系统的能量收集效率进行测试.实验结果表明两干扰光路的能量收集效率分别为27.3%和26.9%, 与设计结果30.8%基本符合；验证了微透镜阵列作为扩束元件在红外干扰模拟器中的应用价值, 为红外成像仿真技术及多干扰光路红外成像目标模拟器的工程化研究提供了参考.

A microlenses array beam expander system was design based on the infrared jamming technology with two jamming light paths.The microlenses array was fabricated by melting photoresist technology,the energy collection efficiency of the jamming simulation system was tested.The results show that the tested energy collection efficiencys of two jamming light paths are 27.3% and 26.9%,which are consistent with the design result 30.8%.This study verifies the application value of microlenses array as the beam expander element in the infrared jamming simulator and can provide references for the engineering research of infrared imaging simulation technology and infrared imaging target simulator with multiple jamming light paths.