基于非线性光学理论的激光防护材料近况

按照防护原理，可将激光防护材料分为基于线性光学理论的防护材料和基于非线性光学理论的防护材料。综述了基于非线性光学理论的多种激光防护方法及其防护原理，介绍了基于非线性光学理论的多种新型防护材料及其研究进展，比较了四种基于非线性光学理论的激光防护方法的优、缺点，简短地分析了激光防护材料今后发展的基本方向。

Recent development of laser protective materials using nonlinear optical theory

According to protective principle, laser protective materials can be divided into the material using linear optical theory and the material using nonlinear optical theory. Four kinds of laser protective methods and protective principles using nonlinear optical theory are reviewed. Some new protective materials and their recent developments using nonlinear optical theory are introduced. The advantages and disadvantages of four kinds of laser protective methods using nonlinear optical theory are briefly compared. The developing trends of such laser protective materials are briefly commented.