光学倍频

结果表明在晶体的结晶学结构中存在着非线性光学倍频效应强贡献原子团和倍频效应敏感格位。

Our present results indicate that in the crystallographic structure of these crystals there exist the so-called the strong-contribution atomic group of nonlinear optical frequency doubling effects and the sensitive lattice position of frequency doubling effects .

此外，分析了光源线宽对光学倍频法毫米波RoF系统的影响。

Furthermore , analysis on effect of laser linewidth on mm-wave RoF system employing OFM technology is fulfilled .

从理论分析和仿真试验两个方面解释了微波／毫米波产生的原理和基带信号的传输过程，证明了光学倍频法RoF技术的可行性。

From two aspects of theoretical analysis and software simulation , the principle of generating microwave / mm-wave and the process of delivering baseband data are explained .

KDP晶体因具有较高的非线性和激光损伤阀值，作为光学倍频转换器及电光开关元件，目前被广泛应用于ICF高功率固体激光器等的光路系统中。

As optics frequency multiplication translation unit and electro-optic switch , because of the high nonlinear and laser damage threshold value , The Potassium dihydrogen phosphate ( KDP ) crystals is used in optics system in ICF high power solid laser .

光学倍频过程中感应衍射及色散的研究2.5倍光学变焦内置式手机摄像镜头的设计

Design of 2.5 × Zoom Camera Lens within Cell Phone

新的有机非线性光学倍频材料&一水合D-酒石酸苯胺加合物的制备和晶体结构

Preparation and Crystal Structure of Monohydrate D-tartaric Acid Aniline Adduct

光学倍频影响激光外差干涉测量精度的机理

Mechanism of optical multiplication frequency effect on laser heterodyne interferometry

光学倍频晶体的非共线相位匹配

Non - Collinear Phase Matching for Optical Double-Frequency Crystal

在此基础上，建立了光学倍频相位测量模型，从理论上证明，光学倍频能够实现对激光外差干涉信号的细分，提高测量分辨力。

A measurement model based on optical multiplication frequency technology is set up .

用发散点光源照明实现计量光栅高倍光学倍频

To perform the high optical resolution of a metrological grating using divergent light illumination

本文首次对我国生长的铌酸钾晶体的光学倍频特性进行了系统的理论计算和实验研究。

This paper presents systematic theoretical calculations and the experimental investigations of the doubling frequency character of the crystal KN grown in China .

非线性光学倍频效应的二次极化率矢量模型&Ⅰ.数理模型与倍频分子结构的优化

The Second-order Susceptibility Vector Model of Frequency-Doubling in Nonlinear Optics & ⅰ . The Mathematical Model and the Improvement of a Molecular Structure

为了同时提高激光外差干涉测量的分辨力和精度，必须深入分析光学倍频对激光外差干涉测量精度的影响机理。

In order to improve the measurement accuracy of a laser heterodyne interferometer , it is necessary to analysis the effect mechanics of optical multiplication frequency on the measurement accuracy of laser heterodyne interferometry .

GaSe：In晶体光学和倍频特性的研究

Investigation on Optical and SHG Properties of Crystal GaSe : In

方法光与物质相互作用的耦合波方程和非线性光学晶体倍频时满足的相位匹配条件。

Methods The coupled-wave equation and nonlinear optical crystal doubling frequency phase-match condition .

介绍了实验所用的激光晶体板条状Nd：YVO4的基本特性和光学特性及倍频晶体KTP的光学特性。

The main features and optical properties of Nd : YVO_4 and KTP are given .

用单、双光束技术研究非线性光学材料的倍频特性

Second-Harmonic Generation and Detection of Nonlinear Optical Materials by Using One-and Two-beam Techniques

本文描述了以新型高增益、低阈值、具有较大非线性光学系统的自倍频激光晶体NYAB为工作物质的小型激光器。

A miniature laser system with self frequency doubling laser crystal NYAB as la-ser material , which has high gain , low threshold and considerable non linear opti-cal coefficient , is described .

提出了两种利用光学方式产生多倍频毫米波的方法。

Two optical generation methods of mm-wave signals with frequency multiplication are proposed .