Laser interferometer systems provide a means for probing the refractive index of transparent specimens subjected to dynamic compression . previous interferometer measurements of optical properties under shock loading are reviewed 在国内首次分析利用加窗visar技术测试冲击载荷下晶体折射率的理论,并建立了实验测试技术与系统,对小于20gpa冲击压力下的lif晶体折射率进行了测量。