Experimental method for measuring the top angle of a prism using the  double mirrors reflection method
CHEN Baohua1, WU Quanying1, TANG Yunhai1, CHEN Gaoyuan1, WANG Jun1, SHEN Donghui2
College Physics . 2025, (2): 7 .  DOI: 10.16854/j.cnki.1000-0712.240261