TY - RPRT TI - Measurement method for roll angular displacement with a high resolution by using diffraction gratings and a heterodyne interferometer AU - Tang, Shanzhi AU - Wang, Zhao AU - Gao, Jianmin AU - Guo, Junjie PY - 2014 DO - 10.1063/1.4870904 UR - https://www.osti.gov/biblio/22254942 ID - 22254942 ER -