五棱镜
- pentaprism
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二向五棱镜组在激光空间方位标定系统中的应用
Application of bidirection pentaprism in the laser space locality given system
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五棱镜校准仪是激光空间方位标定系统中的重要仪器。
Pentaprism alignment instrument is an important instrument in the laser space locality given system .
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提出了一种基于PSD的导轨直线度的检测方法,保证了五棱镜扫描法检测大口径准直波前的精度。
The method to test the straightness of slideway based on PSD is presented , which ensures the accuracy of the scanning pentaprism method .
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用五棱镜法调校平行光管原理的探讨
Discussing The Principle of Adjust Collimator With Penta Prism Method
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五棱镜用于建立基准平面时的扫描误差补偿
Scan Error Compensation of Pentaprism for Establishing Reference Plane
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五棱镜的运动误差对波前测量的影响
Kinematic error effect of pentagonal prism on wavefront measurement
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介绍了选择五棱镜的方法和减小面形误差影响的方法。
The methods for selecting penta prism and reducing the effect of surface profile error on detection are introduced .
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并介绍用准直光管和多齿分度台测量五棱镜综合偏差的方法及对该方法的精度分析。
The measuring method using autocollimator and small - angle divider to measure combined discrepancies of penta-prism and the accuracy analysis of this method are also described .
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本文同时也提出了折转光管的具体装校方法,分析了采用自准直仪与五棱镜结合对光管进行装校的原理及理论依据,达到了光管装校精度要求。
And analyse the assembling principle , theoretical basis that using autocollimator and pentaprism to adjust the reflex light-tube . The approach in this paper reached the accuracy requirements of light-tube after adjustment .
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利用角差法原理设计了一种集高精度测角仪与五棱镜于一体的面形检测系统,实现了大口径平面镜不同姿态下的面形测试。
The method of angle difference testing is used to measure the topography of large flat mirror , the topography would be evaluated by measuring angle change of normal every point on the mirror .
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该系统通过五棱镜法对被检平行光管进行离焦检测,再利用振动狭缝组件对被检平行光管分划板像的中心位置进行能量的捕捉。
The system through the five prism method to the detected parallel light pipe fo defocus detection , again using the vibrating slit assembly of the detected collimator reticle to capture image center position energy .
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根据波前径向斜率测量原理,提出一种利用五棱镜扫描方法实现了新型自基准哈特曼波前传感器,其突出优点和特点是毋需任何外部信标或标准大平面反射镜提供工作基准。
A novel self-referenced Hartmann wavefront sensor using pentaprism scanning method is proposed based on radial slope wavefront measuring principle . Its outstanding advantages and characteristics lie in un-necessity of any outside beacons or standard big flat mirror as operating reference .
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五角棱镜90°偏转角的高精度测量
A High Accuracy Method for Measuring 90 Degrees Angle Deviation of Pentagonal Prism
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五角棱镜在大口径望远镜检测中的应用
Application of Pentagonal Prism in Large Aperture Telescope Testing
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五角棱镜角度误差对建立大尺寸平面基准的影响
Study on affection of the angle errors of pentagonal prism on establishing datum plane
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五角棱镜在方位对准中的应用
Application of penta prism in azimuth laying
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为五角棱镜用于计量测试误差分析提供了理论依据。
The theoretical basis for analyzing error during the metrology and testing with pentagonal prism provided .
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五角棱镜制造角差及抖动对其转向角的影响棱镜式宽银幕物镜附件
Influences on the deflection angle of the pentagonal prism due to dithering and fabrication angles error
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五角棱镜在建立大尺寸平面基准中的应用
Application of Penta Prism in Establishing the Datum Plane for ? Measuring Flatness in Large Scale Dimension
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同时通过增大五角棱镜组的距离,实现了测量分辨率的提高。
At the same time , the measurement resolution improved by increasing the distance of the pentagonal prisms .
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利用光线组合和激光准直技术,基于两个五角棱镜、两个平面反射镜、两个光电探测器,建立了直线导轨运动副三维转角测量的系统模型。
The systemic model for measuring three-dimensional rotation angles of the linear guide track is established based on two pentaprisms , two mirrors and two photoelectric detectors .
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并用计算机模拟试验分析了五角棱镜的角度制造误差和导轨引起的运动误差产生的扫描光束转向的波前误差。
The wave-front error of scanning beam turning caused by the angle errors of pentagonal prism and the kinematical errors of guide rail was analyzed with computer simulation .
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用一准直光束作为基线,通过90°折转的五角棱镜扫描,建立一个参考基准面在大尺寸测量中是一种行之有效的方法。
It is a effective way using an aligned beam as a baseline and scanning a 90 ° pentagonal prism to establish a datum reference plane in large dimension measurement .
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利用棱镜转动定理建立了五角棱镜的光输出平面波前与其角度制造误差和导轨引起的运动误差之间的关系;
The dependence of the output plane wave-front of pentagonal prism on the angle errors of pentagonal prism and kinematical errors caused by guide rail is established according to the prism rotation theorem .
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结果表明,五角棱镜的制造误差和工作状态将引起测量带误差,该误差是一个固定的系统误差,可以通过预先对所用的五角棱镜进行标定,在数据处理中予以修正。
The results show that the angle making errors and the working state of a pentagonal prism will cause error in measurement and this error is a fixed system one which can be compensated by calibrating it in advance and data processing method .
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从分析五角棱镜的角度制造误差产生的光学平行差入手,建立起五角棱镜的光输出平面波前与运动误差和角度制造误差产生的扫描激光束转向的波前改变量之间的关系。
After the optical parallelism errors caused by processed angle errors of a pentagonal prism are analyzed , the relation between the output plane wave-front of pentagonal prism and the light-turning wave-front change caused by kinematic errors and the processed angle errors of a pentagonal prism is founded .
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在大型望远系统的波前检测中,固定着五角棱镜的运动平台沿并非严格平面的导轨平台移动时,五角棱镜会发生微偏转产生扫描激光束转向的波前误差。
During the wave-front testing of a large aperture telescope , when the motional platform sit on a pentagonal prism moves on the guide platform which is no all strict plane , the pentagonal prism can cause a tiny deflection and generate light turning wave-front errors of scanning laser .