激光头
- 网络LASER;Laser Head;Optical pick up
![激光头](../cache/1399667.jpg)
-
理论分析计算了射频源与激光头的四种常见的阻抗匹配网络,本激光器采用LC型匹配网络,计算了LC型匹配网络的效率。
We analyze and calculate the four kinds of impedance matching networks of RF source and laser .
-
采用光纤激光头设计的拉曼光谱仪可以适用于各种体积和外形的样品,极大的方便了分析检测工作。
Raman spectrometer which is designed with optical fiber laser head can be applied to all kinds samples with any sizes and shapes .
-
DVD激光头技术发展新趋势
The New Tendency of DVD Pickup Technology
-
为了减小台阶现象对原型精度和表面质量的影响,并且针对LOM的工艺特点,本文认为可以采用减小层厚和控制激光头的切割方向的方法来减小台阶误差。
For diminishing step error , this paper think decreasing paper layer thickness and controlling laser set are feasible method .
-
激光头是DVD、VCD视盘机和计算机DVD-ROM中的关键部件,其作用是从光盘上读取原始信号,是光盘信号处理的基础。
The optical pick-up is an important part of DVD . CD player and DVD-ROM in computer , its function is picking up the primitive signal from disc and it is basic part in processing signal .
-
针对4.5S激光头设计中动作感度低、JITTER值大的问题,研究了执行器的磁路结构设计对执行器性能的影响。
In the 4 . 5S optical pickup design , in order to solve the problems of low movement sensitivity and high JITTER values , an optimum magnetic circuit structure is designed for the actuator according to theoretical analysis .
-
影碟机激光头非球面物镜的设计
Design of aspheric lens for optical head of video disc player
-
检调机是对激光头进行检测和调整的专用设备。
Examination-adjustment machine is a special equipments to examine and adjust optical pick-up .
-
激光头金属座多工位级进模设计
Progressive Die Design for Metal Seat of Laser Head
-
基于Pro/E装配环境的激光头包装盒的设计
Design of the Pick up Packaging Box Based on Pro / E Assembly Environment
-
激光头是否垂直光盘直接影响到光驱的读取能力以及稳定性。
Whether optical pick-up vertical CD influence reading ability and stability of the optical drive directly .
-
介绍了抽运腔在半导体侧面抽运固体激光头中的应用。
The application of pump cavity in laser diode ( LD ) side pumped laser head is introduced .
-
要保证激光头输出的激光束能准确地沿着光盘上极其微小的各信息轨迹读取信息,就对伺服系统提出了更高的要求。
To ensure the laser bean focus on the information channels precisely , the higher requirement on servo system is desirable .
-
公司有先进的激光头生产设备,可为国内外客户提供全新激光头。
Company has advanced production equipment of the laser head can be for domestic and foreign customers with new laser head .
-
通过伺服精确地控制激光头始终正确地跟踪光盘上的信息,以获得良好的声音;
The optical pickup always can trace the pit of the disc correctly through accurate servo controlling , so can get well audio effect .
-
利用光驱内的激光头,根据自动聚焦的原理进行设计,在S曲线法的基础上又提出了一种新的测量方法&自动搜寻法。
Beside of the S-curve method , we put forward a new measuring method & auto-searching method to measuring the workpieces surface displacement changing .
-
采用这种抽运结构制成了新颖的激光头,初步实验结果良好,表明该结构确实可行。
A novel laser head is made with this configuration , and the initial experimental results are fairly good , which show the feasibility of this configuration .
-
电源电路包括:射频信号发生电路、射频功率放大电路、直流供电电路和附加保护电路,以及与激光头的匹配网络。
The power circuit is composed of following circuits : RF oscillator , RF power amplifier , DC supply power circuit , protection circuit and matching network .
-
研究了最新发展的激光头焦扫描显微镜的下述光学特性:分辨本领及像的反差,层析分析原理及三维构像。
This paper researches the optical characteristics of laser confocal scanning microscopy , which are resolution power , contrast of image , section analysis principle , and three - dimensional imaging .
-
快速曲线切割功能:任意曲线均能快速连续切割,激光头的运动过程如同顶级赛车划出的优美弧线。
Fast curvilinear cutting function : It can cut via any curve fast and consecutively , the laser heads moving in beautiful arc just evoke your imagination of top grade racing car .
-
通过对激光头输入、输出的电信号进行采集和处理,调整激光头上的浮动螺钉和可调电阻,使激光头的各项性能标达到规定值。
This system collect and deal with the input and output electric signal from optical pick-up itself , adjust floating bolt and adjustable resistance , make the specification of the optical pick-up attain the demanded data .
-
本文对激光头信号检测与处理系统原理进行了详细分析,重点研究了执行器磁路结构的设计和执行器工作气隙磁感应强度的计算方法。
In this thesis , the principles of optical pickup signal detecting and process system are analyzed in detail with emphases on the actuator magnetic circuit design and the computation of the magnetic induction intensity in working gap of the actuator .
-
为了定量地描述激光头的方位对切割质量的影响,采用10分制对切割质量进行量化,然后用人工神经网络的方法对结果进行分析。
The orientation of laser head influences cutting result . In order to quantitatively analyse the relationship between cutting result and cutting parameters , the 10 marks quality-evaluation system of cutting result and ANN ( artificial neural network ) have been setup .
-
本文介绍了一种模块化智能高精度数字控制系统的设计,并成功用于激光头精密角度数字控制系统中,阐述了系统的结构,功能和关键技术。
This paper introduces the design of a kind of modularized high-accuracy and intelligent digital control system , and succeeds in applying to the accurate angle digital control system of laser head . It explains the system structure , function and the key technology .
-
系统由具有电驱动装置的激光测头,C型滑臂,升降旋转台,电控系统及主控计算机组成。
The system consists of an electric-drive laser detector , a C-arm , lifter turntables , electronic control system and a master computer .
-
采用DVD光碟机的激光读取头,开发出微器件表面3D形貌的新型微/纳米测量系统。
The DVD pickup head is adopted to develop an innovative micro / nano-measuring system for the 3D surface figures of microcomponent .
-
该探头基于DVD激光读取头、Michelson干涉仪工作原理。
The probe uses a DVD pick-up head and a miniature Michelson interferometer as the sensors .
-
3D激光扫描头测量速度快,测量精度较高,测量获取的点云数据大,由单目CCD摄像机和半导体线激光器组成。
3-D laser scanner takes advantage of acquiring data large , measure quickly and high precision . Which make up of one CCD camera and a semiconductor liner laser .
-
该方法是利用激光测头扫描探测,CCD(电荷耦合器件)或PSD作为光电接收器件,利用微机控制的闭环测量方法。
The laser scanning head for detecting , CCD ( or PSD ) as optoelectronic receiving device and closed loop measure'ment controled by microcomputer are used .
-
本文详细分析了点光源激光测头设计参数计算及结构布局方法,线阵CCD器件安装方式。
In the paper the algorithm of calculating parameters , the method of structure layout , and the way of mounting linear CCD on laser spot source probe are analyzed at all details .