【摘要】 介绍一种用全息光栅－透镜成像法精确测量发散球面波、柱面波曲率半径的新方法，分析测量误差，指出提高测量精度的途径。更多还原

【Abstract】 A hotogram grating-lens imaging method which is used to accurately measure the curvature radius of diverging wave and cylindrical wave is described in this paper. The measuring error is analysed, and the ways to improve the measuring accuracy are given.更多还原