光阑

The proposed method can also be applied to calculation of the losses of other types of laser beams propagating through a hard-edge aperture.

该方法还可用于其它光束通过硬边光阑的衍射损耗计算。

Approximate close-form expression for Gaussian beams passing through an ABCD optical system with hard-edge aperture .

高斯光束通过有硬边光阑ABCD光学系统的近似解析传输公式。

Approximate close-form expression for Gaussian beams passing through an ABCD optical system with hard-edge aperture.

高斯光束通过有硬边光阑ABCD光学系统的解析传输公式。

Generalized M2 factor of laser beams with amplitude modulations and phase distortion passing through hard-edge apertures.

有振幅调制和相位畸变光束通过硬边光阑的M2因子。

As an application example,numerical calculation was performed for partially coherent modified Bessel-Gaussian beams propagating in free space with hard-edge aperture,and the computation errors and application ranges of those analytical equations were discussed.

以部分相干修正贝塞尔－高斯光束在有光阑情况下自由空间的传输为例作了数值计算，对所得解析公式的计算误差和适用范围进行了讨论。

Starting from the polarization matrix and propagation equation of the cross-spectral density matrix, a detailed study of the influence of hard-edge aperture on the spectral switch of polychromatic vector Gaussian-Schell model beams is performed.

从偏振矩阵和交叉谱密度传输公式出发，分析了硬边光阑对多色矢量高斯－谢尔模型光束轴上光谱开关的影响。

Numerical simulation of the transformation of Hermite-Gaussian beams through a complicated optical system with multiple hard-edged apertures.

厄米-高斯光束经过多个硬边光阑复杂光学系统变换的计算模拟。

The transformation of Hermite-Gaussian beams through a complicated optical system with multiple hard-edged apertures was studied by Wen's method.

用Wen的方法研究了厄米-高斯光束通过含有多个硬边光阑复杂光学系统的传输，推导出了具有快速计算优点的传输公式，使计算时间大为减少。

These pulses include a Gaussian pulse, a hyperbolic secant pulse, a Lorentzian pulse, a Poisson spectrum pulse, a asymmetrical hyperbolic secant pulse, a rectangular pulse, a chirped Gaussian pulse and a chirped super-Gaussian pulse.

本论文基于上述提及的基本概念、分析方法和衍射积分理论，以描述超短脉冲光束的数学物理模型(包括超短脉冲高斯光束、超短脉冲贝塞耳—高斯光束、超短脉冲拉盖尔—高斯光束和超短啁啾脉冲光束等)为主要研究对象，研究超短脉冲光束在自由空间、色散介质和通过光阑的传输特性和位相奇点附近的光谱异常行为。

With simultaneous picosecond temporal resolution and nanometer spatial resolution for each framing image, is proposed in this dissertation.

分幅电子显微技术是将电子显微技术的高空间分辨特性与交叉点扫描多光阑分幅技术的高时间分辨特性相结合，能够以ps量级的时间分辨率和nm量级的空间分辨率获得样品在不同时刻的多幅显微图像。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。