1987年7月23日由机械委兵器科学研究院主持召开了激光旋光、双折射测试仪科研成果鉴定会。由国营218厂、中国计量院、清华大学等18个单位的二十余名代表组成的鉴定委员会,听取了鉴定会测试组的测试报告、北京工业学院工程光学系的研制报告和技术总结报告,审查了技术文件和资料。经过广泛认真的讨论,与会代表一致认为:由北京工业学院研 July 23, 1987 chaired by the Institute of Weaponry Weaponry held a laser optical rotation, birefringence tester scientific research appraisal meeting. An appraisal committee consisting of more than 20 representatives from 18 state-owned enterprises including 218 State-owned Assets Supervision and Administration Commission, China Institute of Metrology and Tsinghua University, listened to the test report of the test group of the appraisal committee, the research report and technical summary report of the engineering optical department of Beijing Institute of Technology, Reviewed technical documents and information. After extensive discussion, the delegates agreed that: from Beijing Institute of Technology