This paper introduces the principal theory, process and test technology of variable optical attenuator.
本文分析了集成化可变光学衰减器的工作原理、工艺制作和测试技术。
This thesis presents a study on the non-silicon based MEMS optical switch and variable optical attenuator.
本硕士论文对基于非硅基微加工技术的光开关及可调光衰减器的设计制作与分析进行了研究。
Experiments of compensation for PMD were done using fixed length of PMF and variable optical delay line, respectively.
分别用固定长度保偏光纤和可变光延迟线实现偏振模色散(PMD)补偿的实验。
A new design for temperature insensitive electro-optic modulator and variable optical attenuator is presented in this paper.
提出一种新颖的温度不敏感电光振幅调制器和保偏可变光衰减器的设计方案。
Angle deflection is an effective operation on optics, which is widely used in optical switch and variable optical attenuator.
角度偏转是光操作的一种方式，在光开关和光衰减器有广泛的应用。
A model for the number of QW SOAs in series with variable optical attenuation is developed and matched to the experimental data.
提出了具有可变光衰减的串联量子阱半导体光放大器的数字模型并与实验数据相匹配。
Analysed and investigated on its operation principle, a continually variable optical fibre attenuator is designed and fabricated.
本文从工作原理分析研究着手，设计制造了一种连续可变的光纤衰减器。
The Variable optical Attenuator (VOA) is a kind of passive device that find wide application in optical communication network and optical fiber test system.
可调光衰减器(VOA)是广泛应用于光通信网络及光纤实验系统中的光无源器件。
The polarization conversion element has a plurality of variable optical rotation members for variably imparting a rotary Angle to an incident linear polarization.
偏光转换元件具有用于对入射的直线偏光可变地赋予旋光角度的多个可变旋光构件。
Variable Angle spectroscopic ellipsometry (VASE) is a instrument for measuring optical film refractive index and thickness and is a powerful technique for research on new materials and processes.
可变角度的光谱椭偏仪(VASE)是一种测量光学薄膜折射率和厚度的仪器，它对于新材料和新过程的研究是一种强有力的技术手段。
This paper presents the operating principle, design methods and experimental results of an optical variable attenuator.
本文详细介绍一种光可变衰减器的工作原理、设计方法和试验结果。
This paper presents the operating principle, design methods and experimental results of GSK02 optical variable attenuator.
本文详细介绍GSK02型光可变衰减器的工作原理、设计方法和试验结果。
A novel digital information storage system for diffraction optical variable image devices is proposed.
研制了一种新型数字化衍射光变图像的存储系统。
A variable transmittance is provided to different position on grayscale mask plane and the required diffractive optical elements can be obtained after one-time exposure.
通过灰度掩模平面不同位置处提供可变的透过率，经一次光刻后得到所需的衍射光学元件。
Linear variable filter is a kind of optical coating device that be popular used in miniature fast spectrometer apparatus.
线性渐变滤光片是一种在小型快速分光测试设备中广泛应用的光学薄膜器件。
The output parameters such as beam divergence angle in far-field output power of high power solid state lasers are variable due to thermal effect of optical pumping.
由于光泵浦热效应，高功率固体激光器的输出参数如光束远场发散角、输出功率等会发生变化。
Placing a diffractive optical element(DOE) on the incident laser beam to improve the depth of focus, the DOE'S aperture is variable.
在入射光束的孔径受限制的情况下，利用衍射光学元件来增加激光束的焦深。
In order to improve the control performance of airborne electro-optical pointing and tracking systems, a variable domain control system based on fuzzy inference, is presented.
为了提高机载光电跟踪伺服控制系统的控制性能，提出了一种基于模糊推理的变论域自适应控制算法。
A mobile robot must be capable of detecting and avoiding obstacles in order to move safely on variable environment. The paper proposes an obstacle region estimation method using optical flow field.
移动机器人在行进过程中必须能够检测和躲避障碍物，文章提出了一种使用光流场估计障碍物区域的算法。
It is a problem related to variable factors by optical emission spectrometry to analyse calcium in steel.
利用发射光谱分析钢中钙，是一个涉及多个可变因素的问题。
There are many approaches to realize laser energy uniform. This paper presents a new method based on"variable step sampling" to design a optical system including aspheric lens.
针对激光光束的能量均匀化研究，先后出现了多种方法，基于“不等步长采样”原理设计了包含非球面镜的光学系统。
There are many approaches to realize laser energy uniform. This paper presents a new method based on"variable step sampling" to design a optical system including aspheric lens.
针对激光光束的能量均匀化研究，先后出现了多种方法，基于“不等步长采样”原理设计了包含非球面镜的光学系统。
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