用于多纵模线偏振激光的消偏器。
研究了多纵模激光束的光学混合技术。
The technique of photo-mixing for multimode laser beam has been studied.
提出了一种内反射耦合的单纵模半导体激光器模型。
A model for single longitudinal mode semiconductor laser with internal-reflection optical coupling is proposed.
介绍一种双纵模激光器的稳频装置原理及其电源电路。
The principle of a frequency stabilizing unit and its power circuit for a double longitudinal mode laser are introduced.
本发明涉及激光领域，尤其涉及单纵模输出微片式激光器。
The invention relates to the laser field, in particular to a single longitudinal mode output microchip type laser.
实验实现了四束单纵模光束的合成，合成效率为85.3%。
In the experiment of combining four beams with single longitudinal mode, a combination efficiency of 85.3% is achieved.
提出了一种采用双纵模稳频激光器的新型绝对距离测量外差干涉仪。
An absolute distance heterodyne interferometer using a dual longitudinal mode he ne laser is proposed.
本文指出激光器的时空相干性，原则上取决于器件的纵模和横模结构。
We showed that the laser coherence in time-space is determined principally by longitudinal and cross mode structure of laser.
介绍了一种双纵模双频激光精密测距的工作原理，信号处理及误差分析。
The paper described principle, signal processing and error analysis of two-longitudinal modes and two frequencies laser's precision ranger finder.
光回馈调制了激光器不同纵模的阈值增益，阈值增益最低的纵模获得振荡。
The threshold gains of different longitudinal modes are modulated by optical feedback. The mode which has the lowest threshold gain can oscillate.
它们可以用来得到较大输出能量的单纵模激光器和激光器的新的调制方法。
The results obtained in our work can be used in construction of a single longitudinal mode laser with enhance output and to suggest a new method of modulation for lasers.
在一定的条件下，该方法是可以对单纵模光纤激光器的输出线宽进行测量的。
Under certain conditions, this method can measure the output linewidth of single longitudinal mode fiber laser.
讨论采用多纵模激光器作探测光源用于双边缘多普勒激光雷达测风的可行性。
Feasibility is discussed that a multi-longitudinal mode laser is employed as the detection light source of the double-edge technique for Doppler lidar wind measurement.
根据理论模型计算了纵模限制因子、阈值增益、光增益、输出功率等特征参数。
We calculated longitudinal confinement factor, threshold gain, optical gain and output power etc through theoretical model.
增益材料放置的对称性导致奇数阶纵模的损耗，从而增加了微激光器的调谐范围。
Certain symmetry in the allocation of gain material leads to depletion of odd longitudinal modes that, in turn, increases the tunability range of the microlaser.
本发明采用如上技术方案，提出了一种微片式的激光器结构实现高功率的单纵模输出。
With the adoption of the technical proposal, the invention provides a microchip type laser structure to realize the high-power single longitudinal mode output.
在分析常用低噪声快速光电探测器的基础上，选择pin光电二极管来探测氦氖激光纵模脉冲。
Based on analyzing common low noise and fast photodetectors, PIN photodiode is selected to detect He-Ne laser longitudinal mode pulse.
本文报道在硅酸盐钕玻璃激光器中消除激光自锁模现象及实现单纵模运转的方法，并给出实验结果。
The methods of eliminating self - mode - locking and realizing single longitudinal mode operation in silicate glass laser is reported. The experimental results have been given.
介绍了作者在测量单纵模激光器线宽参数的过程中，研制的马赫-曾德尔光纤干涉仪，并给出了实验结果。
This paper introduces the development of fiber-optic Mach-Zehnder interferometer during measuring linewidth parameter of single-frequency lasers, and the experiment result has been given.
实验通过观察双纵模稳定激光的模式输出，分析了影响激光频率复现性与频率稳定度的因素，测量了稳定激光的功率和频率稳定度。
Through the experiment, the authors analyzed the factors which affect the laser frequency repetition and stabilization, and measured the stabilized laser power and the frequency stabilization.
根据零件特点设计了一副组合式的冲孔、落料复合模冲压两种产品，介绍了模具结构，论述了组合式纵梁复合模的结构特点。
According to parts character, a pair of assembled punching, blanking compound die punching is designed, die structure is introduced, and assembled carling compound die structure is stated as well.
在场论中，光被纵光学和横光学模的拉曼散射能在一个统一的理论框架内描述。
In our quantum theory, Raman scattering of light by longitudinal and transverse polar modes can be described within a unified theoretical framework.
对纵环电流天线，可能存在静电模转换激发和直接激发这两种离子伯恩斯·坦波激发方式共存的情况。
We find that for our toroidal current antenna, there may exist two ways of excitation, i. e. direct excitation and excitation through the electrostatic mode conversion process.
首先，我们利用连续介质模型讨论了该结构中的体纵光学模和界面光学模。
Firstly, the bulk longitudinal optical (LO) modes and the interface optical (IO) modes in the QD-QW structures are investigated within the framework of continue medium.
介绍了汽车消声器纵缝咬边胀合技术及其咬边芯模机构的设计计算。
Expanding and closing technique of core-die of longitudinal seam occlusion machine for automobile silencer and design calculation of such mechanics have been introduced.
该处理设备包括一处理模具，所述成型模具以钢筋纵肋中心线分为上下两部分形状和尺寸相同的上模和下模。
The device contains a process mould which is divided into upper and lower moulds with same shape and size by the center line of the steel longitudinal rib.
该处理设备包括一处理模具，所述成型模具以钢筋纵肋中心线分为上下两部分形状和尺寸相同的上模和下模。
The device contains a process mould which is divided into upper and lower moulds with same shape and size by the center line of the steel longitudinal rib.
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