The main work includes the following aspects: 1. The current light pen coordinate measuring technology and intelligent camera are introduced. 2.

Design on Structure of Light Pen in No Guide 3D-coordinate Measuring System Utilizing Redundancy Technique

光笔式无导轨三坐标测量系统中的光笔冗余优化设计

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Low baud light pen

低波特光笔-1200bps

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Then the light Pen control of TV tracking window, including the principles of light pen structure, positioning, circuit structure and operation principle of tracking window position controled by light pen and some cautions in the use of light pen are described.

然后叙述数字式电视跟踪窗的光笔控制，其中包括光笔的结构和定位原理，光笔控制跟踪窗位置的电路结构及工作原理，使用光笔中要注意的问题。

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Study on No Guide 3D Coordinate Measurement Technology Using Light Pen

无导轨三坐标测量技术的研究

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The adjustable light pen is designed to realize the function that the on/ off status and brightness of LEDs on the light pen are adjustable. 3.

针对传统光笔式三坐标测量系统中光笔的缺陷，设计出了可调光笔，实现了光笔上发光二极管的开关状态和亮度值可调功能。

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3/ 4 [ G] redundancy technique is applied in the design of the light pen system for the realization of self-calibration and self reparation when one light source is deficit for any reason.

采用工作冗余方式3/4[G]进行光笔系统冗余设计，使光笔系统具有一个冗余度以实现系统自标定和挡光自恢复。

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The error of light pen system is less than 0.1 mm when the coordinate error of point source is(± 0.1 mm.)

点光源坐标误差为±0.1mm时，光笔系统误差≤0.1mm。

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Recently, all the light pen CMM are pc-based systems, their image processing program and arithmetic program are all run in the computer.

目前，市场上的光笔三坐标测量机都是PC-Based系统，其图像处理程序和算法程序均在计算机中完成，相机只是负责采集图像和对图像进行简单的处理后上传给计算机。

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A brief introduction about aeromagnetic profile fitting program with modifiable model using simulation light pen

拟光笔修改模型的航磁剖面正演拟合程序简介

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The measuring precision of the light pen portable coordinate measuring system have been compared with the Brown-Sharp coordinate measuring machine. This comparison proved the correctness of the mathematical model of the light pen portable coordinate measuring system.

光笔式便携三坐标测量系统的测量精度与Brown-Sharp精密三坐标测量机的精度比对实验证明了前者测量的正确性。

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The structures of the light pen and the recorder are described briefly.

简要说明了光笔及记录器的基本结构。

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The system mainly consists of a light pen, a CCD camera, a set of special calibration accessories and a image card built in computer installed measuring software.

系统主要由一支光笔、一架摄像机、专用标定附件和一台装有图像采集卡和测量软件的电脑所组成。

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Light pen status data buffer

光笔状态数据缓冲区

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The light pen is a hand-held probe with three point light sources ( LEDs) and a spherical touch stylus arranged in one line.

光笔是一种手持式触发测头，在笔体上装有三个与球形笔尖测头中心成一条直线的点光源（发光二极管）。

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Light pen: Light-sensitive stylus used to edit on a VDU ( visual display unit).

光笔：在直观显示器上作编辑用的光敏尖笔。

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Tom's friend said he was a double-tongued liar.

汤姆的朋友说他是个两面三刀的骗子。

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Cursed be gossips and the double-tongued, for they destroy the peace of many.

搬弄是非的，和一口两舌的人，是可咒骂的，因为他们使许多安享和平的人丧亡。

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8 Deacons must similarly be grave, not double-tongued, not addicted to much wine, not greedy for base gain;

提前三8作执事的也是如此，必须庄重，不一口两舌，不酗酒成瘾，不贪卑鄙的利益；

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1st Timothy 3 : 8 Likewise [must] the deacons [be] grave, not double tongued, not given to much wine, not greedy of filthy lucre;

提前3：8作执事的也是如此：必须端庄，不一口两舌，不好喝酒，不贪不义之财；

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Gastroduodenal anastomosis of double tongued-shaped flaps (report of 38 cases)

胃十二指肠双舌瓣形吻合术（附38例报告）

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