Huygens-Fresnel principle

Propagation of coherent combined laser beams in turbulent atmosphere is numerically studied based on the extended Huygens-Fresnel principle .

根据广义惠根斯-菲涅耳原理，对相干合成光束在湍流大气中的传输进行了计算。

Based on the extended Huygens-Fresnel principle , we studied the properties of propagation of partially coherent beams in turbulent atmosphere .

扰动大气中的光传输一直是一个研究热点。本文利用推广的Huygens-Fresnel原理，研究了部分相干光在扰动大气中的传输特性。

By the extended Huygens-Fresnel principle , the change of polarization state of partially coherent light propagated in random media was studied .

从推广的HuygensFresnel原理出发，对在随机介质中传输的部分相干光偏振态的演化作了研究。

This paper has briefly stated how Huygens-Fresnel Principle and Fresnel half - zone method are combined in the teaching of single-slit diffraction .

本文简要论述了在单缝衍射教学中怎样把惠更斯&菲涅耳原理与菲涅耳丰波带法联系起来。

Based on the generalized Huygens-Fresnel Principle , the intensity distribution formula of Gaussian-Bessel beams propagating in a turbulent atmosphere is derived .

根据广义惠更斯-菲涅耳原理，推导高斯-贝塞耳光束在湍流大气中传输时光强分布变化规律的理论公式。

The formula of Talbot self & imaging is explained by our new suggestion and the same conclusions with Huygens-Fresnel principle or Fourier transform is obtained .

根据这一观点，自然地导出了Talbot自成像公式，与采用波动性观点的惠更斯-菲涅耳原理和Fourier变换等传统方法所得结论相同。

According to Huygens-Fresnel principle , the distribution of light intensity for single slit Fraunhofer diffraction is deduced by method of summation of series in this paper .

根据惠更斯-菲涅耳原理，利用级数求和的方法，推导单缝夫琅和费衍射的光强分布。

A new suggestion that there is a phase jump of in the boundary wave is put forward in this paper . This suggestion may be a supplement of Huygens-Fresnel principle .

提出了边界波具有π跃变性质的假说，作为惠更斯&菲涅耳原理的补充。

Based on the extended Huygens-Fresnel principle , the formula for the change in the degree of coherence of partially coherent vortex beam in turbulent atmosphere has been derived .

根据广义的惠更斯-菲涅耳原理，得到了部分相干涡旋光束在湍流大气中传输时光谱相干性的理论表达式，然后详细研究了光束在湍流介质中传输时相干性的变化规律。

The way is simple and visual , the physical thinking of Huygens-Fresnel principle is incarnated fully , it helps to understand the quiddity of single slit Fraunhofer diffraction .

该方法简单、直观，充分体现了惠更斯-菲涅耳原理的物理思想，有助于更好地认识和理解单缝夫琅和费衍射的实质。

Based on the extended Huygens-Fresnel principle , the propagation equation of three-dimensional intensity of M × N cosh-Gaussian ( ChG ) beams through atmospheric turbulence is derived by using incoherent combination .

采用光束的非相干合成的方法，推导出了M×N双曲余弦高斯（ChG）列阵光束在湍流中的三维光强传输方程。

Combining with Huygens-Fresnel principle , the properties of radiation and gain in near field for different orders super-Gaussian beam distribution are discussed , and a closed-form solution is obtained , under the conditions of focusing and unfocusing .

结合菲涅尔&惠更斯原理，研究分析了不同阶数的超高斯波源分布在聚焦与非聚焦条件下的近场幅射与近场增益特性，并得到了其近场增益的闭式解。

In this paper we take the existing light source model as an example , use coherent optics and diffraction theory which in turbulent media and the Huygens-Fresnel principle to induce the mathematical expression of degree of polarization ( DOP ) which propagation in atmosphere .

本文以现有的光源模型为基础，利用相干光学结合湍流介质传输过程中的惠更斯-菲涅尔原理，推导出大气信道中光波的偏振度（DOP）数学表示。

In the cases of Fresnel diffraction and Fraunhofer diffraction , the equivalence between the spherical wave theory and the plane wave theory were shown . The results of the spherical wave theory and the plane wave theory are the same based on the Huygens-Fresnel principle and Fourier theory respectively .

证明了以惠更斯－菲涅耳原理为基础的光衍射的球面波理论和以傅里叶理论为基础的平面波理论，用于计算菲涅耳衍射或夫琅和费衍射都有相同的结果。

Based on the Huygens-Fresnel principle , we have derived the propagation expressions of the partially coherent beams passing through an annular lens optical system . The influence of the spectral degree of coherence , Fresnel number and truncated parameter on the focused intensity distribution and focal shift is analyzed .

从惠更斯-菲涅耳原理出发，推导了部分相干光束通过环形透镜系统的传输公式，分析了空间相干度、菲涅耳数、拦截系数对系统中光束的聚焦光强和焦移的影响。

Based on the extended Huygens-Fresnel principle , the closed-form expressions for the Rayleigh range zr and the M2-factor of truncated laser beams with amplitude modulations ( AMs ) and phase fluctuations ( PFs ) in turbulence are derived by using the Wigner distribution function ( WDF ) .

基于广义惠更斯-菲涅尔原理，并利用维格纳分布函数，推导出了受光阑限制的振幅调制和相位畸变光束在大气湍流中传输的瑞利区间ZR和M2因子的解析表达式。

The secondary wavelets of Huygens-Fresnel ' principle are showed by δ function , solving the problems of Collins diffraction integral , deducing the formula of the intensity distribution of multi-slit diffraction .

借助δ函数表示惠更斯-菲涅耳原理的次波波源（或无限窄缝光源），求解Collins衍射积分表示次波迭加，导出多缝干涉的强度分布公式。

Based on Huygens-Fresnel 's diffraction principle , the paper analyzes the restricted aperture diffraction and assumes this phenomena corresponding to wavefront filter .

从惠更斯&菲涅耳的衍射理论出发，分析了受限孔径衍射现象，认为该现象相当于波前滤波。