Results show that if the cross-section of the axicon is ideally manufactured in circular symmetry, the field distribution behind the axicon is approximately an ideal Bessel beam.

• 计算结果指出,当轴棱锥的截面为圆对称的理想加工时, 轴棱锥产生的光场分布为近似理想的零阶贝塞耳光。