散射诱导的多色高斯光束远场光谱开关属于“奇点光学”效应。
The phenomenon of scattering-induced spectral switches of polychromatic Gaussian beams in the far zone belongs to the effect in singular optics.
前散射光的谱强度相对源光谱可能有红移和蓝移，某些条件下还会产生光谱开关。
It is shown that the spectrum may be red-shifted and blue-shifted in comparison with the source spectrum, and the spectral switch may also take place.
数值计算结果表明，光谱开关主要与截断参量、光束菲涅耳数以及光谱相干度有关。
The number of spectral switch increases with increasing Fresnel number and truncation parameter, but.
研究表明：在衍射场的某些观测点，即在调制函数为零的位置附近，存在光谱开关现象。
It is shown that there exist spectral switches when the observation position is at the right points.
作了详细的数值计算以说明远场光谱位移和光谱开关的特性，并与已有的工作进行了比较。
Detailed numerical results are given to illustrate the behavior of spectral shifts and spectral switches in Young's experiment and a comparison with previous work is also made.
光谱开关的个数随着光束菲涅耳数以及截断参量的增大将增多，而随光谱相干度的增大而减少。
The number of spectral switch increases with increasing Fresnel number and truncation parameter, but decreases with increasing spectral degree of coherence.
对设有内置式RF电路的分布反馈(DFB)半导体激光器在增益开关工作状态下出现反常光谱的原因进行了分析。
The abnormal spectrum phenomenon of distributed feedback (DFB) laser embedded with RF circuit generates under gain-switching operation was analyzed.
对设有内置式RF电路的分布反馈(DFB)半导体激光器在增益开关工作状态下出现反常光谱的原因进行了分析。
The abnormal spectrum phenomenon of distributed feedback (DFB) laser embedded with RF circuit generates under gain-switching operation was analyzed.
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