%0 Journal Article %T Visual detection method for alignment errors in grating displacement measurement systems %A Li, Shuhang %A Yu, Yue %A Xu, Jing %A Wang, Tingting %A Zhao, Huijuan %J Proceedings of SPIE %V 13688 %P 136882F-136882F-5 %@ 0277-786X %D 2025-07-28 %I SPIE %~ DeepDyve