基于一维光栅的二维光学细分方法研究
Research on Two-Dimensional Optical Subdivision Method Based on One-Dimensional Grating
DOI: 10.12677/iae.2025.133038, PDF,   
作者: 苏思宁:沈阳工业大学信息科学与工程学院,辽宁 沈阳
关键词: 透射光栅ZEMAX仿真光学细分二维测量Transmission Grating ZEMAX Simulation Optical Subdivision Two-Dimensional Measurement
摘要: 本文针对利特罗角入射式传统二维高细分光栅系统依赖二维光栅的技术限制,设计了一种基于外差干涉和利特罗角入射方式的光路结构,实现了8倍光学细分及x、z向位移同步检测。经ZEMAX软件对光路结构建模仿真验证,成功获得干涉条纹并证实系统可行性。并根据仿真参数进行实物搭建获得干涉信号,验证了细分系统的工业有效性。该光学结构利用一维光栅实现高光学细分双向测量,摆脱了对二维光栅的设计依赖,为精密制造行业提供了兼具高细分、多维度、低成本的创新光栅细分结构。
Abstract: This study addresses the technical limitations of conventional two-dimensional high-subdivision grating systems that rely on two-dimensional gratings in Littrow-angle configurations. A novel optical architecture based on heterodyne interferometry and Littrow angle incidence was designed, achieving 8-fold optical subdivision while enabling simultaneous detection of x- and z-axis displacements. Through ZEMAX-based modeling and simulation of the optical path, interference fringe patterns were successfully obtained, confirming the system’s theoretical feasibility. Subsequent prototype implementation guided by simulation parameters demonstrated measurable interference signals, verifying the industrial applicability of this subdivision system. By employing one-dimensional gratings to realize bidirectional high-resolution measurement, this optical configuration eliminates dependence on specialized two-dimensional grating designs, providing precision manufacturing industries with an innovative grating subdivision architecture that combines enhanced resolution, multidimensional measurement capability, and cost-effectiveness.
文章引用:苏思宁. 基于一维光栅的二维光学细分方法研究[J]. 仪器与设备, 2025, 13(3): 300-307. https://doi.org/10.12677/iae.2025.133038

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