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一个全景环状系统的散乱光抑制的一般设计算法.

Yiqi Liao, Shaohua Gao, Jian Bai

    Optics express
    |July 21, 2023
    PubMed
    概括

    一个新的算法设计了无散光全景环状透镜 (PAL) 系统. 这种方法可以在光学设计的早期预测和消除迷路光,从而提高系统性能.

    科学领域:

    • 光学工程是指光学工程.
    • 光子学 是一个光子学.
    • 图像科学科学 图像科学

    背景情况:

    • 全景环状镜头 (PAL) 对于超宽视野成像至关重要.
    • 流浪光显著降低了光学系统的性能,特别是PALs.
    • 当前散光分析可能是计算密集且耗时的.

    研究的目的:

    • 提出一种通用算法,用于设计无散光的PAL系统.
    • 为了能够在没有完整分析的情况下,早期估计流浪光的影响.
    • 在PAL设计中优化镜头参数以抑制散光.

    主要方法:

    • 在PAL系统中开发用于散光分析的通用算法.
    • 迷路光路及其影响的早期估计.
    • 优化镜头参数以消除已识别的迷路光路径.
    • 设计和实施360°× (40°-100°) PAL系统以验证该方法.

    主要成果:

    • 拟议的算法成功识别并使得关键迷路光路的消除成为可能.
    • 模拟显示,在特定视野 (FoV) 范围内,点源传输率 (PST) 降低了2级.
    • 实验结果证实了模拟预测,显示完全消除了两种类型的散光.

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  • 优化后的PAL系统表现出显著提高的性能,由于散光抑制.

    • 结论:

    • 开发的算法为PAL设计中散光分析和抑制提供了有效和高效的方法.
    • 这种方法促进了高性能,超广角光学系统的开发.
    • 该方法对推进先进光学成像技术的研究和开发具有前途.