计算自纠正量化3D地形成像计算自纠正量化3D地形成像
Lena Zhukova1,2, Roger Artigas1,2, Guillem Carles3
1Sensofar-Tech S.L., Crta. BV-1274 Km.1, 08225, Terrassa, Spain.
Scientific reports
|July 7, 2025
概括
本研究介绍了一种计算方法来纠正3D显微镜中的扫描器错误,显著提高了对焦显微镜的测量精度. 该技术提高了十倍的轴向精度,为微尺度几何测量提供了具有成本效益的解决方案.
科学领域:
- 计量学 计量学 计量学
- 显微镜的使用方法
- 计算成像技术的成像
背景情况:
- 三维 (3D) 显微镜对于科学和工业中的微尺度几何测量至关重要.
- 在3D显微镜中,传统的轴向扫描方法容易出现来自不完美的扫描器运动的错误.
- 对干涉测量系统来说,错误校正已经确立,但对于像共聚焦显微镜这样的非干涉测量技术来说,它仍然是一个挑战.
研究的目的:
- 开发和验证用于估计和抑制3D显微镜中扫描仪定位错误的计算方法.
- 为了提高非干涉度显微镜系统,特别是共聚焦显微镜的轴向测量的精度.
- 为昂贵的硬件升级提供一个具有成本效益的替代方案,以提高测量精度.
主要方法:
- 开发了一种新的计算分析技术来处理获得的3D显微镜数据.
- 该方法在轴向扫描过程中估计和纠正扫描器定位错误.
- 实验验证是在使用机动扫描仪的共聚焦显微镜系统上进行的.
主要成果:
- 在共聚焦显微镜系统的轴精度得到了十倍的改进.
- 该方法的性能与高质量的压电扫描仪的性能相匹配或超过.
- 该技术保留了电动线性阶段特有的大测量范围.
结论:
- 提出的计算方法有效地纠正了3D共聚焦显微镜中的扫描仪定位错误.
- 这种方法可以显著提高测量精度,而不需要昂贵的硬件.
- 该方法易于集成到现有系统中,为高精度3D计量提供了实用和经济的解决方案.
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