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The purpose of this study is to design a diffraction optical element using magnetorheological fluid for a switchable object lens used in optical pickup head. 摘要:本研究旨在探讨磁流变流体应用在绕射光学元件的设计与其应用于可变焦光学读取头的可行性。
An integrated diffractive optical element(DOE) mode converter was presented for low?loss coupling between single?mode fiber(SMF) and optical waveguide. 提出了一种集成化衍射光学模式转换器。利用衍射光学器件(DOE)实现模式转换,消除模式失配,实现单模光纤(SMF)与光波导的低损耗耦合。
The diffract optical filters are important to practical optical system presently.Many functions that are difficult to realize for traditional optical elements can be achieved by using these filters. 衍射光学元件是目前光学应用系统中非常重要的一个部分，它能实现传统光学许多难以达到的目的和功能，因而在国际上都普遍受到重视。
And spherochromatism of the configuration with diffractive optical element placed on the negative lens is 7 times as much as that of the other. 计算表明当衍射光学元件以负透镜的平面为基底时产生的色球差为以正透镜的平面为基底时产生的色球差的7倍。
According to the technical process of ion beam etching on Diffractive Optical Element (DOE), a distribution of surface error in ion beam etching was presented. 摘要针对衍射光学元件(DOE)的离子束刻蚀工艺，结合掩模套刻过程实例，本文提出了刻蚀误差面形分布的概念。
Phase-only diffractive optical element (PDOE) used as WDM element has many merits, such as easy coupling, polarization insensitivity, low cross-talk and simple structure. 在设计二元光学器件波分复用器件中，需要对二元光学器件的角色散进行分析。
A focusator composed of diffractive optical element(DOE) and a refractive lens, is used for Gaussian beams with higher power density and lager beam radius. 由衍射光学元件（DOE）和折射透镜组成的衍折射光学元件，用于较大功率密度和光束半径的高斯光束的聚焦。
The applications of Diffractive Optical Element (DOE) to imaging system are increasing progressively along with the developments of diffractive optics. 衍射光学元件（Diffractive Optical Element简称DOE）在成像系统中的应用随着衍射光学的发展日益广泛起来。
A simulated far-field perturbation generated by a continuous-phase diffractive optical element (DOE) was attempted to achieve with the near-field perturbation obtained on the photoresist. 再利用连续相位式绕射元件模拟出类似近场光微影下的震荡分布，并比较两者的结果。
To ameliorate the field of view Cassegrain optical system, a diffractive optical element (DOE) is successfully introduced to the system and the design scheme is provided in this paper. 摘要为了改善卡塞格林光学系统的视场，将衍射透镜成功地引入大视场卡塞格林光学系统的设计中，并给出了设计方案。
The diffractive optical element (DOE) is continuously having more and more applications.It has become indispensable element in optics, optoelectronics, and related fields. 摘要:绕射光学元件的应用愈来愈广泛，已成为光学、光电及相关领域中不可或缺的元件。
If it is combined with high quality reduction projecting system, the fabrication of sub-micron diffractive optical elements can be realized completely. 数字微镜如果结合高质量的高倍精缩投影光学系统，完全可实现亚微米级衍射微光学元件的制作。
The electronic addressed liquid crystal display forms different diffractive optical elements. 该电寻址液晶显示器可形成不同的衍射光学元件。
The proposed method is of great significance for fabrication of high-stability diffractive optical elements. 该方法对于线宽稳定度较高的衍射光学元件制作具有重要价值。
The method to select phase coefficients for automatic disign of Diffractive Optical Elements (DOE) is presented. 给出了混合光学系统自动设计时，确定衍射光学元件相位系数行之有效的方法.
We have brought forward the weighted serial iterative(WSI) algorithm which is employed to resolve the design of diffractive optical elements(DOE). 提出加权串行迭代 (WSI)算法用于解决衍射光学元件 (DOE)的设计问题。
The method has been successfully used in the system for measuring the 3-D surface topography of diffractive optical elements. 此方法已成功地应用于自行研制的衍射光学元件三维表面形貌测量系统中。
The diffractive optical elements (DOE) with shaping the focused spot for laser writing system are designed, while discussing their performances for shaping laser writing spot. 摘要针对激光直写光刻系统设计整形衍射光学元件(DOE)，对写人焦斑的整形进行了研究。
The existence and overlapping phenomena of spatial expanding components have been discovered and investigated in designing diffractive optical elements. 摘要发现并研究了衍射光学器件优化设计中空间延拓分量的存在及其交叠现象。
The objective of this thesis is to discuss the microfabrication of three kinds of diffractive optical elements, namely, collimator, beam splitter, and astigmatic lens. 摘要:本论文主要是探讨三种绕射元件的微制程分析，元件分别为准直透镜、分光元件与像散透镜。