The birefringent lens, consisting of a piece of birefringent crystal and a piece of optical glass, is a key component in the dual focus interference microscope.
双焦点干涉显微镜因其高稳定性和高分辨率的特点而受到重视 ,其核心元件双折射透镜由一片双折射晶体和一片光学玻璃胶合而成。
The influence of convex refractive microlens array to spatial resolution, detectivity D * , and nonuniformity of imaging device, is discussed.
分析了利用面阵凸折射微透镜来增大红外凝视焦平面成像器件的填充系数 ,进而提高信噪比以改善器件光电响应特性的物理机制 ,讨论了引入凸折射微透镜阵列对红外焦平面器件的空间分辨率、探测率D 和红外响应均匀性等参量的影
Hourglass-shaped X-ray compound refractive lens made by back-mask exposure technology
背面曝光技术制作沙漏状X射线组合折射透镜
Optical Properties Analysis of Compound Parabolic Refractive X-ray Lenses
抛物面型X射线组合折射透镜光学性能分析
a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted.
穿过曲面透镜中心的光线不会反射和折射的线。
Study of the Optical Characteristics and the Fabrication Technology of Refractive Microlens and Microlens Arrays;
折射型微透镜及微透镜阵列光学性质与制作技术的研究
Objective: An objective is a system of one or more pieces of lenses grouped together. It refracts light and can form an image. Alternatively known as Lens.
镜头:镜头是一片或多片透镜的组合。它折射光线而形成影像。
A lens is an optical system including two refracting surfaces.
一个透镜是包含两个折射面的光学系统。
NUMERICAL CALCULATION OF HIGH ORDER ABERRATION COEFFICIENTS OF RADIAL GRIN LENS
梯度透镜折射率分布高次项系数的数值计算
Research on Gradient Index Lens Containing Silver Ions by Ion-exchange;
离子交换法制备含银梯度折射率透镜的研究
Using Drop-on-Demand Technology for Fabricating Polymer Refractive Microlens Array;
用按需滴定技术制备聚合物折射微透镜阵列
Fabrication and Study of Spherical Gradient-index Lenses and Its Optical Characteristics;
变折射率球透镜的研制及其光学特性的研究
The Application of Graded-index Lens in the Coupling System for Optical Fiber Communication;
梯度折射率透镜在光纤耦合系统中的应用
Exploring the Ideological Values in China;
从语言的镜像折射透视中国的思想价值观
Fabrication and Research on Optical Properties of Gradient Refractive Index Ball Lenses
梯度折射率球透镜的制备及其光学性能研究
Research on GRIN Lens-based 850 nm Module for Optical Interconnections
基于梯度折射率透镜的850nm光互连模块的研究
Imaging of a negative-refractive-index transmission-line slab lens excited by an embedded source
源嵌入负折射率传输线介质板的透镜成像研究
The lens telescope, or refractor, was vastly improved when it became possible to manufacture high-quality lenses made from flint glass.
透镜望远镜，或称折射望远镜，在人们能够制造出高质量的火石玻璃透镜以后得到了很大的改进。
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。
Most of us are familiar with positive-index lenses- in cameras, magnifying glasses, microscopes and telescopes.
大多数人熟悉的是具有正折射率的透镜，常见于照相机、大镜、微镜及望远镜之中。