The beam then arcs circumferentially back to a negatively charged high energy flux aperture.
然后能量束转回带负电荷的高能流动孔。
The beam then arcs circumferential ly back to a negatively charged high energy flux aperture.
然后光束沿着四周成弧状折回一个充满负电的主能量通行孔径。
The energy distribution of far field spot for annular aperture Gaussian beam is discussed and the fitting expression is given.
讨论环形孔径高斯光束的远场光斑能量分布，并给出拟合表达式。
A large aperture laser beam scanning method by combining microlens arrays with rotating mirror is put forward.
提出微透镜阵列与转镜相结合的大口径激光光束扫描方法。
This paper concentrates on the problem of finding a way to obtain angular resolutions better than the beam width of real aperture radars by means of azimuth signal processing.
本文寻求一种在扫描实孔径雷达中，利用方位信号处理获得优于天线波束宽度的角分辨力的途径。
These propagation rules of Gaussian beam limited by the aperture could promote the applications of Gaussian beam in the optical communication and the optical super resolution.
得到的孔径光阑限制下高斯光束的传输规律为高斯光束在自由空间光通信和光学超分辨中的应用提供了理论基础。
It is discorered that circular hole diffraction and circular disk diffraction pattern in large aperture convergent beam are different from those of general Fresnel diffraction.
实验中发现，经常使用的大孔径会聚光束的圆孔和圆屏衍射图样不同于一般的菲涅耳圆孔和圆屏衍射图样。
It is necessary for calculating the solar beam radiation on the tilted mirror or aperture for designing of solar thermal utilization.
在聚光太阳能热利用设计时，有必要计算聚光装置倾斜镜面或孔径表面的太阳直接辐射。
It is hard to design for beam expander with high power and wide aperture required, because it is shorten length, larger aperture, as well as on axis and off axis aberration must be corrected properly.
高倍率及大孔径扩束器要求筒长短、口径大、轴上和轴外的像差都要很好地校正，所以光学系统的设计是非常困难的。
The losses Bessel-Gaussian beams, a kind of non-diffracting beam, propagating through a hard aperture are studied, and a general formula is derived.
对无衍射光束———贝塞尔高斯光束通过硬边光阑时的功率损耗作了研究，给出了普适的损耗公式。
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。
However, the excursion of beam pointing versus frequency is deteriorated because of its dispersed aperture.
然而多子阵平板天线阵的离散口径会造成天线波束指向频率响应的恶化。
Angular resolution of a real aperture radar is limited by the beam width of the radar antenna.
一般非综合孔径雷达的方位分辨率受天线波束宽度的限制。
It also can be used as a radiation aperture to realize the beam scanning or change of polarization by means of changing the direction and strength of.
也可用作辐射口径，通过改变磁化场方向和强度实现波束扫描或极化变化。
Placing a diffractive optical element(DOE) on the incident laser beam to improve the depth of focus, the DOE'S aperture is variable.
在入射光束的孔径受限制的情况下，利用衍射光学元件来增加激光束的焦深。
Beam combiner is the key part of optical aperture synthesis telescope array.
光束组合器是光学综合孔径望远镜阵重要技术组成部分之一。
It investigates the focal switch phenomenon of a tilted phase L-G beam passing through a system with the aperture and lens separated.
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。
Utilizing convergent beam of large aperture can realize inversion of circular hole diffraction and circular disk diffraction.
利用这种光束可以对微小的衍射物体进行反演放大。
The beam is then shaped to fill the entire 20.3 cm diameter output aperture of the Schmidt-Cassegrain telescope.
梁再来填充整个20.3厘米直径输出孔径施密特·格伦千里镜地外形。
The gated silicon field emitter arrays (FEA) with small gate aperture have been successfully fabricated by dry etching, including ion beam etching (IBE) and reactive ion etching (RIE).
利用离子束刻蚀(IBE)和反应离子刻蚀(RIE)等干法刻蚀方法来制造带栅极的场发射阴极阵列。
Numerical results show that the effect of metallization thickness is smaller on the direction of main beam and very noticeable on the beamwidth and aperture efficiency.
数值结果表明，金属栅厚度对漏波天线波求方向影响较小，但对漏波天线的辐射效率和波束宽度有明显的影响。
Starting from the Collins formula, the properties of the off-axis Gaussian beam (OAGB) propagating through a paraxial ABCD optical system with an aperture are studied in detail.
基于瑞利衍射积分公式，推导出非傍轴离轴高斯光束相干合成和非相干合成在自由空间中传输的解析公式。
Based on ASTF the influence of such parameters as tip-sample distance, tip aperture diameter and the incident Angle of illuminating laser beam on PSTM image has been discussed.
进一步根据角谱传递函数计算了不同样品的光子扫描隧道显微镜理论图像，分析了探针与样品的间距、探针孔径大小、照明光入射角等对光子扫描隧道显微镜成像的影响。
While the modulation characteristics disappear as the outer circular aperture is bigger than 1.5 times of the beam waist size, the results offer reasonable aperture parameter for diffraction.
当外孔大于1.5倍束腰时，衍射后轴上光强调制被有效压抑，这为选择光阑提供了合理参数。
Abstract : Ion beam etching technologies for developing large aperture Diffractive Optical Elements (DOEs) were reviewed.
摘要 ：总结了大尺寸衍射光学元件离子束刻蚀技术的研究进展。
Abstract : Ion beam etching technologies for developing large aperture Diffractive Optical Elements (DOEs) were reviewed.
摘要 ：总结了大尺寸衍射光学元件离子束刻蚀技术的研究进展。
应用推荐