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报道二维纯位相环带衍射光学透镜的研究。The study of plane pure-phase equi-width ring diffractive optical lenses is reported.

使用四种不同光源，对菲涅耳透镜的衍射效率进行测试。Four kinds of laser source are used to measure the diffractive efficiency of Fresnel lens.

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指出线宽误差对二元光学元件衍射效率影响较大。It is pointed out that the linewidth error has very large effect of BOEs diffractive efficiency.

对折射和衍射透镜的色散效应进行了理论上的分析。The dispersion effect of diffractive and refractive microlenses has been analyzed theoretically.

提出基于衍射光学器件的光学图像级联加密系统。Cascaded systems for optical image encryption based on diffractive optical elements are presented.

菲涅耳透镜的衍射效率是评价菲涅耳透镜质量的一个重要指标。Diffractive efficiency of Fresnel lens is important factor to evaluate the quality of Fresnel lens.

这对设计和分析半导体激光器衍射整形光学器件具有重要意义。The study should be useful for design and analysis of the diffractive optics for LD laser beam shaping.

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给出了透射波和衍射波振幅的解析表达式。The analytical integral solutions for the amplitude the transmissive and diffractive waves are presented.

对连续型平面衍射聚光透镜掩模的激光直写制作工艺进行了研究。The fabrication technology of continuous relief mask for diffractive plane focus lens is studied in the paper.

由于两个碰撞粒子之间没有量子数的交换，因此该过程是一个单纯的绕射过程。The process is a purely diffractive process since no quantum numbers exchange between the two colliding particles.

实验测定了波带板的焦移，接近与广义程函数理论。Focal shifts in diffractive Fresnel lens are measured. The result is closer to the theory given by generalized eikonal.

基于严格的矢量衍射理论，分析了亚波长结构衍射元件的衍射机理。Base on the rigorous vector diffraction theory, the diffractive mechanism of subwavelength structure has been discussed.

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利用自编的仿真程序包设计了一个具有非对称结构的衍射相位元件。Finally, a diffractive phase element with the asymmetric structure is designed using the self-programming emulating package.

利用惠更斯菲涅耳衍射积分理论推导了涡旋光束经过轴棱锥聚焦后所获得的聚焦光强分布。The focusing intensity distribution of vortex beams with axicon by using Huygens-Fresnel diffractive integral is investigated.

上图中，一位研究者让激光通过带有衍射光学图案的柔韧丝膜，生成了一张眼睛的图像。Here, a researcher projects a laser through a flexible silk film with a diffractive optic pattern to create an image of an eye.

包括折射微透镜的几何光学设计方法和衍射微透镜的衍射光学设计理论。It includes the geometrical optics design theory for refractive microlens and diffraction optics theory for diffractive microlens.

本文介绍了二元光学元件的概况，衍射透镜理论，二元光学元件的制造方法以及发展趋势。The introduction of binary optical elements, theory of diffractive lenses, fabrication of binary optical elements and trends are related.

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利用衍射光学的技术与器件，能够突破受限于衍射极限的分辨率，实现光学超分辨。With the techniques and elements of diffractive optics, it is now feasible to break the diffraction limit and achieve optical superresolution.

此外，本文还分析了制作误差等因素对微透镜阵列衍射效率的影响，对系统中的光能损失进行了分析。Furthermore, the effect of fabrication-related errors on the diffractive microlens array and the optical losses in the system are also studied.

深刻蚀高密度熔融石英光栅是一种新型高效的衍射光学元件，具有衍射效率高、成本低、抗损伤，能在高强度激光条件下工作等优点。Deep etched high-density fused silica grating is a new diffractive optical element with advantages of high diffraction efficiency, and low cost.