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- RESEARCH ON LASER SPOT AND BEAM WAIST SPOT SIZE MEASUREMENT 激光光斑及束腰光斑尺寸的测量研究
- A CCD ASSISTANT MEASURING METHOD ABOUT LASER SPOT SIZE OF TEM_(00) 一种CCD辅助测量基模(TEM_(00))激光光斑尺寸的方法
- laser spot size 激光光斑尺寸
- We will consequently refer to it as the beam "spot size". 我们将它称为光束的“光斑尺寸”。
- Under the different laser parameters,the electron energy gain depends on the laser intensity,focal spot size and pulse width. 不同激光参量条件下,得到了电子的能量增益与激光强度、焦斑大小和脉冲宽度关系。
- Imagesetter with laser beam around the spot size, place a call to sencitivity photoptic, on the make it through the resulting become black and white film. 激平照排机诳骗激平,不兵平束堆积不败平不面,打到感平质料上使其感平,不纬显影后不败为暗白底片。
- In certain range of defocusing distance, if laser intensity is high enough, the expansion of irradiated area by laser beam can make the radial keyhole size synchronously increase with laser spot. 离焦量在一定的范围内,在足够高的激光能量密度下,激光辐照范围的增大使得小孔径向尺寸与激光光斑同步变化。
- The software includes controls for ablation mode, laser repetition rate, laser power, sample spot size selection, X-Y positioning, sample viewing, sample mapping, gas routing, spectrometer system triggering and automating sampling processes. 软件包括对消融模块的控制,激光重复速率,激光能量,试样光子尺寸选择,X-Y定位,试样观察,试样绘图,气体路由,分光计系统触发和自动取样程序。
- When the spot size of Gaussian laser beam is smaller than altrasonic wavelength and their ratio is suitably selected, the intensity of focused laser beam can be nearly flat in the central region. 当光斑尺寸小于超声波长,而且二者比率选择适宜时,聚焦激光束的强度轮廓在中心区域即可展平,以致得到空间均匀的辐照。
- Because two area CCDs are adapted in the system, it can orientate the space spot of laser spot center. 该系统采用双面阵CCD,可对激光光斑中心表示的空间点进行定位。
- For the precise location of laser spot center on the complex target,a method based on residual pruning with geometric feature constraints is proposed. 为满足复杂靶标背景下激光光斑形心的高精度定位要求,提出了一种基于几何特征约束残差修剪的定位方法。
- Limiting of the spot size of intense relativistic electronic beams in a solenoidal field[J]. 引用该论文 石金水;石金水;林郁正;丁伯南.
- The coaxiality is computed from the measured coordinates of laser spot center and measured circumference data in several sections of holes. 同轴度由多个截面的光斑中心坐标值和圆周采样数据按一定的方法计算。
- Tapered lensed fiber(TLF)can couples optical energy into PLCs integrated with spot size converter high-efficiently. 本文在深入研究、分析几种耦合方案的基础上,提出使用锥形透镜光纤(TLF)可以实现与带有模斑转换器的波导芯片的高效耦合。
- Spot size detection method is representative method to obtain a focus error digital optical disk storage system. 光斑尺寸法是数字光盘信息存储中的典型聚焦误差探测方法。
- 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. 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。
- The laser spot of the upright incidence to train wheel is imaged on CCD.While the train wheels are frayed, the image of spot will take place displacement. 激光束垂直入射到火车车轮上,再用透镜将火车车轮上的激光光斑成像到CCD上,当火车车轮产生磨损时,CCD上激光光斑的像也将发生位移。
- If the maximum magnetic field of lens is 9500Gs and the FWHM width of field is about 11.6cm, the X-ray spot size will finally be 1.03mm approximately. 当透镜峰值场强9500Gs;半高宽11.;6cm;束流包络半径3cm;平行入射;X光焦斑直径计算值最终趋于1
- By reducing the beam spot size, it provides 30% more screen real estate with no added footprint, says Sony, being translated into more potential windows on screen. 据Sony公司称,把电子束的直径缩小,不用增加(显示器)占桌面面积,就可以把屏幕实际使用面积增加30%25,换言之,在屏幕上可以显示更多的窗口。