Selects one of eight optical filters with step motor.
用步进电机控制选择8种波长的滤光片；
Optical filter has a wide range of applications. There are a variety of optical filters available in engineering applications.
光滤波器的应用范围广泛，工程应用中有多种光滤波器可供选择。
A spectroradiometer is designed and fabricated with a set of narrow band optical filters, simplified radiometer and silicon photodiode.
用一组窄带滤光片、简易辐亮度计和硅光二极管探测器设计了绝对型光谱辐亮度计。
The efficiency of a liquid scintillation detector may be varied by placing different optical filters between the vessel and the phototube.
在闪烁瓶和光电倍增管之间放置不同的滤光片以改变液体闪烁探测器的效率。
All-optical filters with all positive coefficients can only function as low-pass filters or equivalent band-pass filters by traditional approach.
传统的全光微波滤波器大多是正系数，只能实现低通或等效带通。
It can also be extended to calculate the transmission spectrum of other new type atomic optical filters (such as Stark type atomic optical filters).
该方法还可进一步推广到其它类型的原子滤光器(如斯塔克型原子滤光器)的计算。
Some characteristics of main optical filters were analyzed, and the application of ultra-narrowband filter in laser illumination and laser guide star was discussed.
分析了几种主要滤光技术的特点，讨论了在超窄带滤光器在激光照明和激光导星信号探测中的应用。
Optical filters for the use in space instruments must not only satisfy the optical requirements but also contribute to the reduction of mass and size of the instrument itself.
用于空间光学装置的滤光片在满足光学方面要求的同时还需要尽量避免增加装置的重量和尺寸。
Optical filters in the space telescope allowed astronomers to precisely determine the nebula's chemical makeup, temperature, and density, and to trace the stages of the star's demise.
天文学家借助哈勃太空望远镜的光学过滤器，可以准确查明该星云的化学组成、温度和密度，并追踪恒星的死亡过程。
The component shows good light-filtering characteristic in wider free spectrum area, has a wide tunable scope which surpasses many optical filters of other types, and it also presents good fineness.
器件在较宽的自由光谱区内有良好的滤光特性，可调谐范围广，优于绝大部分其他类型的光滤波器，并且具有较高的精细度特性。
Integrated optical mode converter is an important component of optical switches, modulators and filters.
集成光学模转换器是光开关，光调制器，光学滤波器的重要组成部分。
The results show that many modes of superresolution are possible by the amplitude optical pupil filters with sine functions.
结果表明利用正弦变化的振幅型光瞳滤波器可以实现现有的许多种超分辨模式。
It can be used to fabricate display devices, high frequency filters, emitting diode, lasers and high-speed optical switch. Therefore, it has great USES in both civil and military fields.
它可用与制作发光显示器件、高频滤波器、发光二极管、激光器、高速光开关等器件，在民用及军事领域都有着重要的用途。
By numerical calculations, the parameters are analyzed which influence the superresolution effect and the main characters of the amplitude optical pupil filters with sine functions are obtained.
通过数值计算，详细分析了各个参量对最终超分辨效果的影响，并且得到了正弦变化振幅光瞳滤波器的一些基本性质。
The design and manufacture of the various filters are the most useful and difficult technology in the field of optical information science.
各类滤波片的设计和制造技术是光信息科学利用最广和难度最高的领域之一。
In this paper, the amplitude optical pupil filters with sine functions were studied.
本文研究了正弦变化的振幅型光瞳滤波器。
The optical properties of circular polarization filters made of cholesteric liquid crystal thin films are investigated.
研究了胆甾相液晶薄膜滤光器的光学性质，给出了这种薄膜的制作技术。
With the rapid increase in DWDM (Dense Wavelength Division Multiplexing) demand, dielectric thin film filters have increasingly become a key component for optical telecommunications.
随着高密集型分波复合器需要的不断增加，在光纤通讯领域中，光学薄膜滤光片已经成为了一个很关键的光学元件。
A series of techniques for optical thin films at middle infrared band are discussed in the paper, including edge filters, high reflection and antireflection coatings.
文章讨论了中红外波段激光器使用的一系列光学薄膜的设计方法和制备工艺。
A staring imaging laser detecting and warning system is formed by using 4-channel uncooled infrared focal plane detectors, large field optical system, narrow band filters and signal processing system.
利用四路红外非制冷焦平面探测器、大视场光学系统、窄带滤光片和信号处理系统，构成了凝视成像激光探测与告警系统。
The characteristics and operation principles of MAX274/275 wave filters are hereby described in terms of their applications in the detecting the subterranean optical fiber cables.
叙述了MAX274/275连续时间有源滤波器的特点和工作原理，并分析了它在研制地下光缆路由探测仪中的应用。
We derived the theoretical results of soliton interactions in optical fiber with super-Gaussian sliding-frequency filters.
使用超高斯滑频滤波器控制光学光纤中孤子相互作用的理论结果。
The results demonstrate that the interactions between optical fiber solitons can be effectively suppressed by super-Gaussian sliding-frequency filters.
我们证实超高斯滑频滤波器能够有效地控制光学光纤中孤子相互作用。
Some wide cutoff long wavelength infrared band-pass filters are coated successfully by using a convergent infrared optical system and a plasma assistant deposition technology.
采用“会聚光红外光学系统”和等离子体辅助沉积工艺成功镀制了 空间用宽截止长波红外带通滤光片。
As the rapid development of electro optical technology, the new subject to develop micro array filters is put forward for capturing high speed moving targets.
随着光电信息技术的飞速发展，为捕捉高速运动目标的信息，提出了研制微型列阵滤光器的新课题。
Current developments in optical multilayer design and computation make it possible to calculate filters that satisfy the most demanding optical specifications.
现有的光学多层膜的设计与计算使得过滤器可以满足最严格的光学特征要求。
Advances in optical coating technology over the past decade have made it possible to produce high-performance Raman spectroscopy filters with better reliability and at lower costs.
光学薄膜技术在近十年来取得的进步，为拉曼光谱仪提供了高性能、高品质且低价格的光学滤光片。
The numerical results show the typical properties of amplitude optical pupil filters with sine functions and it will help manufacture it.
对正弦变化振幅型光瞳滤波器的计算结果，显示；
The critical bending radius of PMMA polymer optical fiber is measured, By using grating monochromator, the exiting spectrums of the mode filters with different dimensions are measured.
对聚甲基丙烯酸甲酯(PMMA)芯聚合物光纤的临界弯曲半径进行了测试，利用光栅单色仪对采用不同尺寸滤模器的光纤出射光谱进行了测量。
The critical bending radius of PMMA polymer optical fiber is measured, By using grating monochromator, the exiting spectrums of the mode filters with different dimensions are measured.
对聚甲基丙烯酸甲酯(PMMA)芯聚合物光纤的临界弯曲半径进行了测试，利用光栅单色仪对采用不同尺寸滤模器的光纤出射光谱进行了测量。
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