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The requirements of Interference fiber optical gyroscope, optical time domain reflectometer,biomedicine optical coherence tomograph.

讨论了在干涉型光纤陀螺仪、光时域反射计、医学相干检测技术、波分复用技术中对SLD的要求。

Through years of exploration, the company optimize the framework for a huge - and optical centers,a mature logistics system step by step, radiation nationwide sales network and after-sale service, changed the traditional red tape optical methods to reduce the cost of expensive glasses, avouching for optical profession and accuracy.

通过几年的探索，公司逐步构架了庞大的供-配镜中心，成熟的物流体系，辐射全国范围的销售网络与售后保障，改变了传统繁琐的配镜方式，降低了昂贵的配镜费用，做到网上配镜专业、准确！

An optical demodulator and accompanying method that demodulates a DQPSK signal employing a single optical delay interferometer comprising a free-space Michelson interferometer having two optical paths, connected to a 1x2 coupler.

本发明提供了一种光解调器及其所附方法，它采用单个光延迟干涉仪来解调DQPSK信号，单个光延迟干涉仪由与1×2的耦合器相连的具有两条光路的自由空间迈克尔逊干涉仪组成。

Because the length of optical fiber delay lines has direct effects on the volume of laser warning system, the optical loss and the false alarm ratio, the optical fiber delay lines are permuted and combined based on the property of the laser pulse and the optimization theory.

针对光纤延迟线的长度对激光告警器的体积，光学损耗，虚警率等因素有着直接的影响，在此利用激光脉冲的相关特性，通过最优化理论对光纤延迟线进行排列组合，从而解算出光纤总长度的最小值，为激光测向告警器优化设计提供了重要的理论依据。

The theoretical analysis and experimental result show that the experimental setup can realize these functions including optical signal sorting and permuting etc., which also can be used in the fields of optical communication and optical information processing.

结果表明，该实验模块能够完成输入信号光的交换和排序等操作，可应用于光通信和光信息处理中。

The optical soliton propagation in monomode optical fibres with third-order dispersion is reinvestigated by using variational method. The evolution equations for optical soliton parameters are found, and self-wave-peak shift phenomena is explained quantitatively.

用变分法重新研究了单模光纤中的三阶色散对光孤子传输的影响，找到了光孤子参数的演化方程组，定量地解释了光孤子的自波峰漂移现象。

Carrier suppression double sideband optical signal with 40 GHz repetitive frequency is generated by using an optical phase modulator along with optical filtering technique.

在中心站采用相位调制器结合滤波的方法产生重复频率为40 GHz的载波抑制双边带毫米波信号，利用交叉复用器分离开毫米波信号的上下边带，其中的一个边带强度调制数据速率为2.5 Gbit/s的下行基带信号，另一个边带被发送到基站调制上行传输的基带数据。

All-optical wavelength conversion based on transient cross phase modulation of semiconductor optical amplifieris a promising approach to achieve high-speed all-optical signal processing.

采用半导体光放大器中的瞬态交叉相位调制效应是实现高速全光信号处理的有效途径。

It is found that the changes resulted from the inclination of the moving mirror consists of three parts: the stationary OPD due to the optical beam deflection,the offset OPD due to the different ray in the direction perpendicular to the optical axis,and the offset from the center of the deflected beam to the optical axis.

结果表明，光束偏转带来的误差分为三部分：光束偏转导致整体增加的恒定光程差，垂直光轴方向因不同光线而引入的偏移光程差以及偏转光束中心相对于光轴的偏移量。

Space optical system, especially space infrared optical system, cryogenic optical system and some huge space-based telescopes, all work in the environment where there is strong radiation (such as Sun etc.) out of the field of the system. Because of diffraction of the entrance pupil and diffuse scatter of all inner surfaces, the strong stray radiation will reach the detector of the system.

空间光学系统，特别是空间红外光学系统、低温光学系统以及某些大型空间望远镜，都工作在系统视场外有强烈辐射源的&恶劣&环境中，这些强烈杂光辐射经过光学系统孔径的衍射，以及结构与光学件表面的散射，到达系统像面形成杂光。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"