基于相移条纹分析的相位误差补偿技术发展综述(特邀)

Phase Error Compensation Technique Based on Phase-Shifting Fringe Analysis:A Review(Invited)

结构光三维测量技术由于精度高、非接触等优点在传统制造业中得到了广泛的关注和应用。智能制造、人工智能等新兴领域的高速发展对如何高效获取高精度三维数据源提出了更高的要求。应用于三维测量系统的相位误差补偿技术作为实现高精度结构光测量方法的重要步骤,对测量结果的获取精度和效率起着关键性作用。首先简要介绍相移测量轮廓术的基本原理和不同误差来源导致的相位误差形式,随后分类讨论各个误差类型的补偿方法、优化方向及适用场景,最后总结基于相移条纹分析的相位误差补偿技术所面临的挑战及潜在的发展趋势。

Three-dimensional(3D) shape measurement technique using structured light has garnered widespread attentions and applications in traditional manufacturing industries due to its high precision and non-contact advantages.With the rapid development of emerging fields such as smart manufacturing and artificial intelligence,there is a growing demand for efficiently acquiring high-precision 3D data sources.Phase error compensation technique,as a crucial step in achieving high-precision measuring result using structured light,plays a pivotal role in improving the accuracy and efficiency of the measuring system.In this context,this paper provides a brief introduction to the principles of phase shifting profilometry and the various forms of phase errors caused by different error sources.Then,it categorizes and discusses such methods for compensating different types of errors,optimization directions,and suitable scenarios.Finally,the paper concludes by summarizing the challenges and potential development trends of phase error compensation technique based on phaseshifting fringe analysis.