精密测量和加工中的激光技术

激光具有高方向性、高单色性、高相干性以及普通光源达不到的能量密度等优点。近年来，由于激光技术具有高准确度、非接触、稳定性好等独特优点，在精密加工和测量领域受到了广泛关注。本文综述了激光技术在精密测量和加工领域的应用现状，并根据其测量原理和应用场景的不同进行分类和总结。在现有发展现状的基础上，对激光技术在精密测量和加工领域的发展趋势进行了分析和展望，为进一步推动激光技术在精密测量和精密加工领域的应用提供参考。

Laser technology in precision measurement and manufacturing

Laser has the advantages of high directivity, high monochromaticity, high coherence and energy density which cannot be achieved by ordinary light source, laser technology has been widely used in measurement, analysis, processing and manufacturing, medical and other fields. In recent years, due to the unique advantages of laser technology such as high precision, non-contact and good stability, it has become a research hotspot in the field of precision measurement and manufacturing. This paper reviews the application status of laser technology in precision measurement and machining, and classifies and summarizes the measurement principles and application scenarios. Finally, the development trend of laser technology in precision measurement and machining field is predicted on the basis of the present development status, which provides reference for the application of laser technology in the field of precision measurement and precision machining.