A vector algorithm for designing double off-axis diffractive lenses;
双离轴衍射透镜的矢量设计算法
The optical behavior of the phase diffractive microlens is analyzed based on the scalar diffractive theory and the new approximate design method for binary diffractive microlens with subwavelength structure by the effective medium theory is presented.
分析了基于标量衍射理论的位相型衍射微透镜的光学行为 ,结合等效媒质理论提出了二元衍射微透镜的一种新的亚波长结构近似设计方法。
The design and fabrication method for the diffractive microlens array have been studied, based on the research achievement, 256×256 diffractive microlens array have been manufactured for 3-5 μm wavelenth 256×256 infrared focal plane array (IFPA).
介绍了衍射微透镜阵列的设计原理与制作工艺方法,在此基础上研制出适用于 3~5 μm波长256×256 PtSi红外焦平面的 8相位 256×256硅衍射微透镜阵列,阵列中微透镜的孔径为 50μm,透镜 F数为 f/2。
Design and fabrication of silicon multilevel diffractive microlens array based on binary optical method is introduced.
介绍了二元光学方法制作多台阶衍射微透镜的设计和工艺过程;分析了台阶侧壁倾斜对衍射效率的影响;提出了一种基于软刻蚀技术的复制和集成新工艺。
Investigation of X ray and TEM diffraction of spinodal decomposition and ordering for Cu 4wt%Ti alloy;
面心立方合金调幅分解与有序化的X射线和透射电镜衍射研究
Diffractive Optical Elements Arrays with Continuous Deep-relief for Maskless Lithography
用于并行激光直写的连续深浮雕衍射透镜阵列研究
Axial Focusing Characteristics of Low F-Number Diffractive Optical Elements with Continuous Relief Fabricated by Laser Direct Writing
激光直写制作的小F数连续浮雕衍射透镜轴向聚焦特性分析
Rayleigh-Sommerfeld Diffraction Formula on the Thin Acoustic Lens With Larger Aperture
较大孔径薄声透镜声场的瑞利─索末菲衍射公式
DIFFRACTION FIELD INTENSITY DISTRIBUTION OF GAUSSIAN BEAM OF BASE MODEL AT NEARLY FOCAL PLANE OF LENS;
基模高斯光束在透镜焦面上的衍射场强分布
Study of Hollow Gaussian Beams Diffracted by a Misaligned Optical System
空心高斯光束的非准直透镜系统衍射研究
Diffraction of Gaussian Beam of Light by an Optical Lens and a Small Circular Aperture
高斯光束通过透镜-微小圆形光阑系统的衍射
The dispersion caused from the chromatic aberrations of lens is smaller than that from diffraction effects of it.
与衍射效应产生的色散相比,透镜本身的折射率色散很小。
Diffraction Efficiency of Multilayer-Based Laue Lens for Hard X-ray Focusing
基于多层膜技术的硬X射线Laue透镜衍射效率的理论研究
Diffraction: When light rays pass close to opaque surfaces, such as the blades of a lens diaphragm ,they are scattered;
衍射:当光束靠近经过不透明表面,如镜头光圈的叶片时,它会散开。
F-θ Lens and Its Application for Measuring the Diffractive Field Distribution in Fiber;
F-θ透镜及其在光纤端面衍射远场分布测量中的应用
objective lens of the transmission electron microscope
透射电子显微镜物镜
transmission scanning electron microscope
透射扫描电子显微镜
high voltage transmission electron microscope
高压透射电子显微镜
n transmission microscope
场致离子透射显微镜
bright-field transmission electron microscope
亮场透射电子显微镜
popular transmission electron microscope
普及型透射电子显微镜
transmission electron microscope laboratory
透射电子显微镜化验室
simple transmission electron microscope
简易型透射电子显微镜