numerical aperture
数值孔径：光学系统中用于描述光线在介质中传播能力的参数。数值孔径越大
常用释义
英式发音
美式发音
基本释义
- 数值孔径：光学系统中用于描述光线在介质中传播能力的参数。数值孔径越大，系统的分辨率和收集光线的能力越高。
例句
-
1·The light energy transfer efficiency can be calculated by a method named as effective numerical aperture.提出有效数值孔径法计算光波能量传输效率。
-
2·Fibers offer exceptional transmission in tight bends, with a high core-to-clad ratio and numerical aperture of 0.37.纤维在急弯下提供特殊的传输，具有高核心覆盖比率和0.37的数值孔径。
-
3·After analyzed, the exciting laser intensity, the coverage rate and the numerical aperture of objectives are selected for experimental research.经分析选取了激发光强、覆盖率和物镜的数值孔径作为实验研究对象。
-
4·The system can also be applied to measurement of numerical aperture of polymer optic fiber and characterization of the refractory index distribution.该系统也可实现聚合物光纤数值孔径的测量和折射率分布的表征等。
-
5·By this way we can design high diffraction efficiency, as well as lager numerical aperture diffractive lens under current machine fabrication condition.该方法在现有衍射透镜加工设备分辨率条件下，可提高衍射透镜的衍射效率，增大衍射透镜的数值孔径。
-
6·We study the high numerical aperture focusing properties and typical applications of axially-symmetric polarized beams (ASPBs) with high polarization orders.研究了高偏振级次轴对称偏振光束的高数值孔径聚焦特性及其典型应用。
-
7·The reflection effect of the spherical surface of a hemisphere solid immersion lens (SIL) has been investigated using the vectorial diffraction theory for high numerical aperture systems.应用高数值孔径系统的矢量衍射理论研究了半球形固体浸没透镜(SIL)球面表面的反射对SIL系统透射场的影响。
-
8·In high numerical aperture and low technic factor lithography process, degradation of the image quality because of the coma aberration in the projection lens has become a serious problem.在高数值孔径、低工艺因子的光刻技术中，投影物镜彗差对光刻质量的影响变得越来越突出，因而需要一种快速、高精度的彗差原位测量技术。
-
9·The quantity in relation to the coupling efficiency of an optical fiber:lasing mode, divergence angle, numerical aperture, focal diameter and precision optical fiber coupler are discussed.围绕光纤耦合效率相关的量：激光模式、发散角、数值孔径、焦斑直径、精密光纤耦合器等问题进行了讨论；
-
10·We considered intensity distribution of light focused by a high numerical aperture lens without spherical aberration through a planar interface between materials of mismatch refractive index.采用光的矢量衍射理论 ，研究了场振幅为高斯分布的平面波入射到无球差高数值孔径物镜上 ，折射率失配对共焦显微术的影响 ，并进行数值模拟。