焦面上的成像质量分析是红外导引头测试的重要内容.图像处理是自动聚焦前必需完成的重要工作,而调焦函数的选取是自动聚焦的关键技术.本文介绍了光斑图像处理的方法及常用聚焦算法的原理.聚焦的控制流程采用传统的登山随动自动搜索法,由于VISUAL C++的实时性不够理想,本试验结合实际编制合理可靠的算法,提高聚焦速度且能达到较高的精度和重复性,获得了理想的效果.
参考文献
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