The solution of the zero order of the first kind Bessel beam (nondiffracting J0 beam) is given by superposition of the plane waves whose wave vectors lies on the surface of a cone.

• 摘要由同一锥面上的平面波叠加，给出无衍射第一类零阶贝塞尔光束（无衍射J0光束）的解。