高接收效率可调景深VISAR探头的研制及应用

Development and Application of VISAR Probe with Higher Signal-collecting Efficiency and Adjusted Depth of Field

本文介绍了一种新型的VISAR探头 ,它具有接收效率高和景深可调的优点 .与国外同类装置相比 ,结构简单 ,对制作工艺要求较低 .并介绍了这种光学探头的工作原理 ,较详细地讨论和分析了影响VISAR探头接收效率的各种影响因素 .相关技术指标接近国外同类装置的技术水平 .多次实验表明 ,这种探头很好地满足了冲击动力学动态测量的使用要求 .

A new design of VISAR probe is presented in this paper.The design has the merit of higher signal collecting efficiency and adjusted depth of field, and its performance is approaching that of some foreign products.It is suitable for use in experiments of impact dynamics.The working principle of the probe is briefly introduced, and various factors which may have influence on the collecting efficiency of the probe are discussed.