zone plate

环板,波带片,波域片

  • The zoning rules for two dimensional ring of Frensel zone plate is studied by means of Kirchhoff diffraction formula .

    从基尔霍夫绕射公式出发进一步研究菲涅耳 的二维圆环的分区规则。

  • Fresnel telescopes have not been developed in the past because the image formed by one that was large enough to rival a useful-sized reflecting telescope would be several kilometres from the zone plate .

    过去,菲涅尔设计的望远镜还制造不出来,因为要想使衍射望远镜的大小和正常使用的反射望远镜大小相同,它所产生的图像就会距离 波带 数千米远。

  • Using a zone plate instead of a mirror gets around this .

    波带 代替镜面在轨道运行。

  • We integrally investigated the fabrication of holographic Soft X-ray CZP and suggested the full process of the fabrication of soft X-ray CZP and the measurement of relative efficiency between phase zone plates and an amplitude zone plate was also carried out .

    本文对全息软X射线聚焦波带片的研制进行了系统的研究,提出了完整的工艺路线,并对位相型波带片与振幅型 波带片的相对效率进行了测量。

  • In this paper two important optical devices phase grating phase zone plate are also proposed and designed for the first time .

    首次提出并设计了位相型光栅、位相型 波带 等重要的光学器件。

  • We analyze the influence of the random noise of light source and the structure of Fresnel zone plate arrays on the wavefront reconstruction and this study will offer reference in optimizing design of the system and practical operation in the measurement and control of small-scale distorted wavefront .

    分析了光源高斯随机噪声和 波带 阵列结构对激光波前恢复的影响,为提高激光小尺度波前探测与补偿能力提供了系统设计和实际操作的参考。

  • Optical Tomography Based on Fresnel Zone Plate Scanning Holography

    基于菲涅耳 波带 扫描全息术的光学层析成像

  • The experimental result shows that the hollow beam generated from the Fresnel Zone Plate based on a TFT-LCD has the advantages of real-time adjustability simplicity and accuracy .

    实验结果表明,基于TFT-LCD的菲涅尔 波带 生成的中空光束具有实时可调、快捷和精确等优点。

  • The rings are known as a zone plate .

    这些环被称作 波带

  • The effects of the focal length and diameter of the zone plate with continuous phase on the diffraction field were also discussed . Finally materials and processing were discussed .

    另外,分析了相位连续变化 波带 直径和焦距等设计参数对衍射场的影响。最后,对 太赫兹 波带 的材料选择与加工方案进行了讨论。

  • At last the focusing characteristics of zone plate working on Gauss beam are discussed .

    最后对 波带 对高斯光束聚焦特性进行评价。

  • Extrapolating from these results they think that an orbiting zone plate measuring somewhere between 15 metres and 40 metres across will be enough to distinguish the spectrum of an Earthlike planet at a distance of 30 light-years .

    由这些结果推断,他们认为一个尺寸在15米至40米之间的在轨菲涅尔 平板将足以分辨30光年外一颗类地行星的光谱。

  • The proposal to introduce Gabor zone plate encodes holography technique into ICF research field is suggested .

    提出将Gabor 波带 编码全息成像技术应用于激光聚变研究的建议,研制了首 结构二值化Gabor 波带 及其配套成象系统。

  • The design method of a photoinduced plasma Fresnel zone plate antenna is described .

    本文描述一种光生等离子体菲涅尔 波带 天线的设计方法。

  • Study and Application of Electronic Zone Plate Generator

    电子 波带 发生器的研究和应用

  • At last some suggestions to the using and fabricating of zone plate are proposed .

    由此对 线 波带 的使用及制造提出了建议。

  • The influence of random zone position and width error of zones on the main focus efficiency and resolution of a Ni soft X-ray zone plate is calculated .

    以一个Ni软X射线 波带 为例,用叠加圆环衍射场的方法分析了随机环带位置误差和宽度误差对主焦点效率和分辨率的影响;

  • On the basis of Helmhots-Kirchohoff diffraction integration Axial and radial intensity distribution and diffraction pattern of Frenel zone plate for Gaussian laser beam were analyzed theoretically .

    根据亥姆霍兹-基尔霍夫积分,对菲涅尔波带片的高斯激光场在轴向、径向强度分布进行了理论分析,研究了高斯激光束照射下 波带 的衍射场规律。

  • The disturbance of the interference from the different diffractions of zone plate is emphasized .

    并着重指出 波带 的多级衍射的互干涉对重现象的干扰,应设法消除。

  • Study on fabrication of Fresnel zone plate by Liga technique

    LIGA技术制作Fresnel 波带 的研究

  • Possible application of the terahertz zone plate was studied as well which focused on possibility of terahertz zone plates using as terahertz comb filters was focused on .

    分析了太赫兹 波带 的应用,着重对太赫兹波带片用于太赫兹梳状滤波器的可能性进行了研究。

  • In this thesis the focusing properties of plane waves Gaussian beams and Laguerre-Gaussian beams passing through a dual-focus optical system consisted of a Fresnel zone plate and thin lens have been investigated .

    本文主要研究了平面波、基模高斯光束和拉盖尔-高斯光束通过由菲涅尔 波带 和薄透镜构成的双焦光学系统后的聚焦特性。

  • This paper introduced the method about laser alignment using round zone plate analysed sources and distribution of the method 's error in a systematic way .

    本文介绍了 波带 激光准直的方法,比较系统地分析了 波带 激光准直的误差来源和精度分布情况。

  • Engineering Study of the Optical System for TV Alignment Using Laser Source and Zone Plate

    采用激光和 波带 的电视对准光学系统工程研究

  • Error effect in depth of diffraction pattern of X ray reflection zone plate has been studied .

    研究X射线反射式 波带 衍射图形 制造过程中的深度误差效应。

  • The Fresnel zone plate scanning holography is applied in the imaging through highly scattering media .

    将菲涅耳 波带 扫描全息术用于高散射介质成像技术中。

  • The property of light spot of zone plate in misfocusing conditions is considered .

    考虑了 波带片在离焦和非单色光照明条件下的光斑特性。

  • And the influence of interdiffusion and roughness on the diffraction efficiency and resolution of a SiO_2 / Ni hard X-ray sputtered sliced zone plate is analyzed .

    以一个SiO2/Ni硬X射线溅射切片 波带 为例,计算了两种材料的相互扩散和粗糙度对衍射效率和分辨率的影响。