%0 Journal Article %T Research on high precision and large range automatic focusing method for digital lithography %A Liu, Yue %A Luo, Ningning %A Chen, Zhangrui %A Deng, Shuai %A Deng, Jiaqing %J Proceedings of SPIE %V 13104 %P 131041N-131041N-13 %@ 0277-786X %D 2024-03-18 %I SPIE %~ DeepDyve