Visualization1.avi jinhua zhou 10.6084/m9.figshare.7159652.v1 https://opticapublishing.figshare.com/articles/media/Visualization1_avi/7159652 Evolution of rays for 3D airy beam. The transverse directions (gray points) of rays are represented by white arrows. The length of arrow is proportional to the sine of the angle between the ray and the z axis. 2019-02-04 22:05:24 Lasers, Optical Amplifiers, and Laser Optics