图。2…双光栅单色仪结构图。
介绍双光栅透镜系统的消色差原理和设计方法。
The achromatic principle and its design method of two-grating lens system are presented.
根据计量光栅的特点,可以利用双光栅效应测量透镜焦距。
Based on Lau effect in double grating, the focal distance of lens is measured.
在选用合适的紫外材料激发后,采用双光栅单色仪和紫外传感器进行测量。
After the excitation scheme of suitable ultraviolet material is selected, the ultraviolet spectrum is measured with the dual-grating monochromator and ultraviolet sensor.
它由标准光源,积分球,双光栅单色仪,探测器及电子学—计算机系统组成。
It consists of standard sources integrated sphere, double grating monochromator, detectors, and electronics-microcomputer system.
利用双光栅衍射得到的激光莫尔信号进行精密定位具有很高的灵敏度和定位精度。
Precise positioning using moire signal from double grating diffracting has high sensitivity and positioning accuracy.
介绍了双光栅转动拉曼激光雷达的双光栅单色仪结构,并推导了相应的雷达公式。
The double grating monochromator structure of pure rotational Raman lidar is introduced and the corresponding lidar equation is deduced.
为了获得两束波长不同的可调谐CO2激光脉冲,激光器采用双光栅与输出镜构成双谐振腔的结构设计。
In order to get a dual-wavelength tunable CO2 laser, a two-resonator laser is developed, which consists of an output coupler and two diffraction gratings.
基于耦合模理论,对线性负切趾型布拉格光栅中引入啁啾后其双稳特性的变化进行了研究。
Based on the coupled mode theory, the influence of introducing the chirp on the bistable characteristics of linear negative tapered Bragg gratings is investigated.
采用红光对单、双掺铌酸锂晶体中全息光栅的热固定效率及光擦除和暗存储寿命的特性进行了深入的实验研究。
In this paper, the factors of affecting thermal fixing efficiency, and lifetimes of fixed gratings under both illumination and dark conditions are analyzed theoretically.
高温实验结果表明。双镀层高温全息光栅具有较好的抗氧化能力,可作为高温变形测量的基本元件使用。
The good experimental results prove that the holographic gratings made with two-deposited film method can provide high contrast and good diffraction effect during the high temperature test.
本文介绍了双稳液晶电光调制器的超线性特性以及它在制作各类特殊振幅光栅和半色调屏上的应用。
The ultralinear characteristics of a bistable liquid crystal electro-optic modulator and the use of it for making various special amplitude gratings and the halftone screen are introduced.
对长周期光纤光栅和双锥形光纤之间的倏逝波耦合作用进行了研究。
Evanescent-field coupling based on long-period fiber grating (LPG) and bi-conical tapered fiber is proposed and investigated both theoretically and experimentally.
为了提高解调器的速度和精度,设计了基于双atmel 89c52的8位单片机的光纤光栅解调系统。
In order to improve the processing speed and precision of the instrument, I have designed a fiber grating system, which is based on double ATMEL 89c52 8-bit SingleChip Microcontroller.
提出了一种非接触光学法——单光栅双图像法测量物体大位移的新技术。
A new technique for measuring large displacement of object by non-contact optical method is presented. The method is called as single-grating double-image method.
采用飞秒激光透明材料改性和飞秒激光双光子聚合技术制备了位相光栅和达曼光栅等微光学元件。
Femtosecond laser direct writing in transparent materials and the two-photon photopolymerization technology are used to fabricate the phase-gratings and Dammann grating.
报道一种利用双侧悬臂梁展宽光纤光栅带宽实现对挠度和应力线性传感的新方法。
A new linear sensing method of deflection and stress, in which the fiber grating bandwidth is stretched by using bilateral cantilever beam, is reported.
因此,本设计采用双通光栅单色仪加直接驱动直接读取光栅角位置控制的实现方案。
So, this project adopts the realization scheme of double-pass raster monochromator plus direct drive and direct reading of the raster's angle position to control.
提出了一种非接触光学法——单光栅双图像法测量物体大位移的新技术。
A new technique for measuring large displacement of object by non-contact optical method is presented.
在介绍超磁致伸缩材料的磁致伸缩效应、光纤光栅检测电流原理以及双芯光纤滤波器解调原理的基础上,借助超磁致伸缩材料和光纤光栅等构建了电流测量单元。
Based on the theoretical analysis of the principle of the FBG current measurement, the magnetostrictive effect of GMM, and the interrogation technology of twin-core fiber filter are introduced.
指出了非对称双级闪耀光栅实现莫尔条纹倍增理论的实质,并简化了实现高倍数光学细分的手段。
The fundamentality of fringe multiplication in DMNG is pointed out. and the means to realize optical subdivision with high multiple is simplified.
提出了一种基于光纤光敏性制作双波长布喇格光栅的新方法。
A novel dual-wavelength fiber Bragg grating (FBG) fabricated by using photosensitivity is experimentally demonstrated.
结果表明双侧紫外光照射能够实现均匀性较好的光栅,是提高衍射效率的有效途径之一。;
Well uniform gratings can be obtained and diffraction efficiency can be greatly enhanced by using this optimization scheme.
本文提出一种新的用于CMOS图像传感器像素的光电检测器——双极结型光栅晶体管。
A new photodetector, the bipolar junction photogate transistor, was proposed for CMOS image sensor.
本文提出一种新的用于CMOS图像传感器像素的光电检测器——双极结型光栅晶体管。
A new photodetector, the bipolar junction photogate transistor, was proposed for CMOS image sensor.
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