@article{202407.2255, doi = {10.20944/preprints202407.2255.v1}, url = {https://doi.org/10.20944/preprints202407.2255.v1}, year = 2024, month = {July}, publisher = {Preprints}, author = {Chuan Zu and Wenkai Zhao and Rui-Jun Li and Yunlong Liu and Zhenying Cheng and Kuang-Chao Fan}, title = {High-Precision Roundness Measuring System for Tungsten Ball Tips with Sub-100-µm Diameter}, journal = {Preprints} }