光斑尺寸和空间滤波系统的针孔光阑直径有关。
The focal spot, size depend on the pinhole diaphragm diameter of spatial filter.
用光线矩阵方法研究了两类带有光阑的谐振腔。
Using ray-matrix method we investigated the resonators containing two kinds of apertures.
入射窗所对应的实物光阑就是所要求的场光阑。
The physical stop which corresponds to the entrance window is then the required field stop.
从本质上讲，目镜的视场光阑与望远镜有线性关系。
Essentially, the field stop of the eyepiece encompasses a linear field of view from the telescope.
可以在显微镜的焦平面上加装一光阑，从而限制视区。
The field of view can be limited by inserting a stop in the focal plane of microscope.
本文提出了三片型后光阑照相物镜的一种解析设计方法。
In this paper, an analytic design method of Cooke triplet lenses with the back stop is described.
对实际激光，一方面或多或少存在硬边光阑光学元件影响。
For a real laser, there exists hard-aperture optics more or less.
另外讨论了锯齿光阑参数对有振幅调制光束衍射特性的影响。
Furthermore, the effect of aperture parameters on the diffraction characteristics of laser beams with amplitude modulations is also analyzed.
提出了运用针孔光阑来提高细长柱形物边缘检测精度的方法。
A new method for improving the measurement accuracy of slender column's edge is proposed in the paper.
研究了部分相干贝塞尔光束经过光阑透镜聚焦后的光强分布。
This paper deals with an investigation of intensity distribution of the partially coherent Bessel beams focused by an aperture lens.
本文主要介绍了可变光阑调光组件结构设计及光阑片参数设计。
The mechanical design of adjustable Iris diaphragm dodging component and the method to design the parameter of Iris diaphragm are mainly presented.
报道了在光路中使用小尺寸波纹光阑代替圆孔光阑的研究结果。
The experimental demonstration of the little-size serrated aperture instead of circular aperture in the laser system is given.
实际的流速由光阑测量，通过该光阑的压差是流速的一个函数。
The actual rate of flow is detected by means of an orifice plate; the pressure difference across the plate is a function of the rate of flow.
视场光阑是安装在目镜镜筒内的金属的圆环用来限定范围的大小。
The field stop is the metal ring inside the eyepiece barrel that limits the field size.
本文报道了采用准直光阑传递太阳辐射测量标尺的理论及实验结果。
Using the collimator the theory and test results of the transfer of the measurement scale of solar radiation is reported in this paper.
定义两种描述高斯光束被硬边光阑弱衍射的远场下的光阑ABCD矩阵。
Two ABCD matrices for describing hard apertured Gaussian beams weakly diffracted in the far field are defined.
利用解析方法详细分析了激光光束在带光阑光学系统中的传输和变换特性。
By using this analytical method, propagation and transformation characteristics of light beams through an apertured ABCD optical systems are analyzed analytically.
研究了相位倾斜l - G光束通过光阑——透镜分离系统的焦开关现象。
It investigates the focal switch phenomenon of a tilted phase L-G beam passing through a system with the aperture and lens separated.
以高斯光束入射为例，详细分析了两类光阑模型的各自特点及最佳适用情形。
Taking the incidence of Gaussian beam as an example, the characteristics and application situations of each model are analyzed in detail.
由于空间恶劣环境影响，不适宜采用变密度盘调光，而采用可靠性高的可变光阑。
It is not suitable to dodge with the variable density plate in consideration of the rigour environment in space while adopt the adjustable Iris diaphragm with high reliability.
这不是星星自身的光环，而是由于望远镜的圆形孔径光阑以及光的物理特性造成的。
This is not the star's disk you are seeing but the effect of having a circular aperture in your telescope and due to the nature of light.
使用非均匀反射镜，可以起到软边光阑的作用，改善了输出光束的光场分布特性。
Using variable reflective mirror, as a soft edge diaphragm, the intensity distributions of output laser are improved.
对双曲余弦高斯光束通过光阑透镜分离系统的轴上光强分布做了详细的数值分析。
The axial intensity distribution of Hermite-cosh-Gaussian (HChG) beams passing through a system with the aperture and lens separated is studied numerically.
利用数值分析的方法分析了由边界波理论公式所得的圆形光阑衍射场的光强分布。
The light intensity distribution of diffraction of circular aperture was investigated by numerical analysis.
同时分析了参考平面移动的条件，指出参考平面的移动必然伴随着光阑位置的移动。
The reference plane should be shifted with the moving of the aperture in the element.
分析发现激光束通过硬边光阑后会出现大量的强度尖峰，引起近场的强度分布不均匀。
It is found that lots of intensity spikes emerge and the near field intensities are non-uniformity when the pulses pass through the aperture.
在MMS光谱仪中，使用了色散光栅质谱法，并以大口径编码光阑代替了传统狭缝入口。
In MMS Spectrometers, a dispersive-grating geometry with a wide-area coded aperture takes the place of a traditional slit entrance.
本文提出只用一个简单的相位光阑实现高斯光束强度均匀化的新方法，给出了计算结果。
In this paper, a new method, which USES only one phase aperture to obtain uniform distribution from Gaussian beam, is proposed, the calculation results are given.
本文提出只用一个简单的相位光阑实现高斯光束强度均匀化的新方法，给出了计算结果。
In this paper, a new method, which USES only one phase aperture to obtain uniform distribution from Gaussian beam, is proposed, the calculation results are given.
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