Based on the theory of wide electron beam focusing with curved axis, a method for determining the off-axis point spread distribution is studied using the trajectories with curved axis.
根据曲轴宽电子束聚焦理论，研究了一种用曲轴轨迹确定轴外点扩散分布的方法。
The results point out that the linewidth is influenced by the divergence Angle and off-axis of pumping larger than that other factors do.
结果表明，泵浦光的发散角和偏轴方向对信号光线宽的影响较大。
The polarized aberration formed by a reflected beam from an off-axis object point is discussed in this paper, and two kinds of specific cases are analysed.
对轴外点发出的一束光线经界面反射形成的偏振像差进行了研究，并对两种具体情况进行了讨论。
The polarized aberration formed by a reflected beam from an off-axis object point is discussed in this paper, and two kinds of specific cases are analysed.
对轴外点发出的一束光线经界面反射形成的偏振像差进行了研究，并对两种具体情况进行了讨论。
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