Numerical Aperture

A new method for measurement of numerical aperture of photonic crystal fibers

光子晶体光纤数值孔径测试的一种新方法

Hence the value of high numerical aperture for such specimens .

因此对这标本需采用大数值孔径的物镜。

Measures for Improving Test Accuracy of Numerical Aperture of Optic Fibre Plate

提高光纤面板数值孔径（NA）测试精度的措施

Large core high numerical aperture fiber

大芯径大数值孔径光纤

Effects of Bending on Optical Fiber Numerical Aperture

弯曲对光纤数值孔径的影响

Automatic Measurement of Optical Fiber Numerical Aperture

光纤数值孔径的自动测量

Measuring numerical aperture of microscope by projection method

用投影法测量显微镜的数值孔径

The Relationship Between the Taper of an Optical Fiber and Its Numerical Aperture

锥形光纤两端直径比与数值孔径的关系

Laser Scanning System with Large Numerical Aperture Microlens Arrays

大数值孔径微透镜阵列激光扫描

Effective Radius and Effective Numerical Aperture of the Self & Focusing Lens Array

自聚焦透镜的有效半径和有效数值孔径

Propagation Constant Solution for Large Core and High Numerical Aperture Step-Index Multimode Optical Fiber

大芯径大数值孔径阶跃光纤传导模特征方程求解

Tunable Pupil Filters Applied to High Numerical Aperture Objectives

用于高数值孔径物镜的可调光瞳滤波器

And the use of high numerical aperture lens in the probe improves the lateral resolution .

这种方法可以实现利用较少的接收通道实现较大的接收孔径，提高图像的横向分辨率。

The field distribution is showed and the effective area 、 numerical aperture of PCF are calculated .

分析了光子晶体光纤的模场分布特点，计算了光纤的有效模场面积、数值孔径。

The projection method for measuring numerical aperture of microscope is introduced , and the measurement results are shown .

介绍了投影法测量显微镜数值孔径的实验原理，并给出了测量结果。

The Birefringence Characteristics of High Numerical Aperture Twin-Core Fiber

高数值孔径双芯光纤的双折射研究

Effects of Numerical Aperture on Single - , Two - Photon Microscopic Imaging Through Turbid Media

对混浊介质深层进行单、双光子显微成像中数值孔径的影响

Design and fabrication of high numerical aperture and large mode-field Ytterbium-doped photonic crystal fibers

国产化大模场掺镱光子晶体光纤的设计与制备

The experimental result indicates that the diffraction-limited performance was achieved for a numerical aperture of 0.3 .

实验结果表明，该微透镜阵列在0.3数值孔径下达到了衍射极限的光学性能。

Measuring Numerical Aperture of Multimode Fiber

多模光纤数值孔径测试

Intersect Angle and Numerical Aperture of TIR Optical Switch

光开关交叉角的上限和开关对数值孔径的影响

At the condition of high numerical aperture , optical intensity distribution near the focus must be analyzed by vector diffraction theory .

高数值孔径物镜下，必须采用矢量衍射方法研究焦点区域的光强分布。

Measurement of GRIN Lens Numerical Aperture

GRIN透镜数值孔径测量

Criterion of the laser beam focused by a high numerical aperture objective just lying in the waveguide film is presented .

根据双光子吸收上转换荧光的特点，给出了飞秒脉冲激光经高数值孔径显微物镜聚焦后正好位于波导层中的判据。

Analysis of Bandwidth and Numerical Aperture of Multi-mode SI-POF

多模阶跃折射率塑料光纤带宽与数值孔径的分析

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。

Cut-off wavelength , mode field diameter , numerical aperture and cross talk are chosen as test parameters of optical fibers .

将光纤编入编织复合材料中，对光纤的截止波长、数值孔径、模场直径和串音进行了检测。

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。

Direct focusing radially polarized beam with high numerical aperture ( NA ) lens can realize optical superresolution .

径向偏振光大数值孔径聚焦可实现光学超分辨。

In the next generation of optical disk system , GaN laser and high numerical aperture ( NA ) objective lens are two key components .

对于下一代光盘系统而言，GaN激光器和高数值孔径（NA）的物镜是关键组件。