laser spot

When the concave mirror is deflected and the misalignment angle turns to 0.4 mrad, the single-pulse output energy of the plano-concave cavity laser decreases 9%, and the near-field laser spot figures of the plano-concave cavity laser changed badly.

而凹面全反镜失调角仅为0.4mrad时，平凹腔激光器输出能量下降了9%，近场输出光斑严重变形。

The facilities used in the solution can test the order characteristic curve, illumination distribution of laser spot, the optical axial parallel error and the time of continuous changing of focal length.

该测试方案可以检测激光驾束制导仪的指令特性曲线、激光光斑照度分布、瞄准通道与信息通道光轴平行性误差及制导仪变焦工作时间等。

Determination of Radiant Intensity of Laser Spot on Cornea

由安全极限确定激光散斑在角膜上的辐照度

Fourthly, zone division method and laser spot positioning method based on least-squares method are respectively used to realize concentric circle detection and accurate position of spot.

同时采用基于区域划分的同心圆检测算法和基于最小二乘法的激光光斑定位方法分别实现了对同心圆的检测和光斑的精确定位。

The data handling model gives the relation between the laser spot locus on PSD and the relative location of two shafts.

数据处理模型给出了激光光斑在光电半导体位置探测器（PSD）上的轨迹与待调两轴相对位置的关系。

HOR effect decreases the amplitude of laser spot size oscillation, whereas accelerates its rate.

当激光强度较大时，高阶相对论效应变得重要：它一方面减小激光束宽的振荡幅度，另一方面又加快激光束宽的振荡速度。

Using center of gravity method, the system make the precise orientation of laser spot come true.

系统采用质心法, 实现了激光光斑中心精确定位.

A new method for the automatic calculation of the low contrast laser spot center base on contour growing.

提出一种基于边界生长的自动化低对比度激光光斑中心的定位新方法。

The Application of the Laser Spot Inspection Method to Inspection of Surface Finish

激光光斑测量法及其在表面粗糙度测量中之应用

Meanwhile experimental system was set up and the experiments of laser cutting soda-lime glass in straight lines were carried out. The impacts of laser power, laser scanning velocity and laser spot size on cutting quality were analyzed, respectively.

搭建了试验系统并进行了钠钙玻璃的YAG激光直线切割试验，分析了激光功率、激光光斑大小和激光扫描速度对切割质量的影响，并总结出了YAG激光直线切割钠钙玻璃的最佳参数。

As the misalignment angle of the concave mirror is 0.4 mrad, the displacement of the near-field laser spot figures is 14 mm.

凹面全反镜失调角为0.4mrad时，激光器输出光斑位移14mm。

The influence of target and designation sight ( TADS ) frequency laser spot on the guidance precision was analyzed.

以正弦抖动 激光光斑 作为制导系统的跟踪目标,分析了稳瞄系统不同抖动频率的照射光斑对制导精度的影响.

This method adopt the specula change the direction to the laser light path, the laser light perpendicular raying to the cylinder wall surface to form a cylindrical wall geometry changes to reflect the spot image, using the prism of the laser spot image imaging.

该方法采用反射镜改变激光光路，使激光垂直照射到圆筒内壁表面，最终成为反映圆筒内壁几何尺寸变化的光斑图像，使用三棱镜对激光光斑图像成像。