1) displacement of an optical spot
光斑位移
2) speckles displacement
散斑位移
1.
Experimental study on relation between speckles displacement and collimation of laser beam;
散斑位移量与照明激光束特性关系的实验研究
3) laser spot offset
光斑偏移
1.
To overcome the defects of static adjust through collimator,2 new dynamical adjusting methods of tilt angle such as pulse width for radial and laser spot offset control for tangentia are proposd.
为了克服常规采用准直仪静态调整的缺陷,本文提出了分别基于径向脉冲宽度和切向反射光斑偏移两种新型倾角动态调整方法,推导了倾角调整公式,探讨了动态调整原理的工程化实现方法。
4) spot drift
光斑漂移
1.
But as viewed from informationism, the laser spot drift carry the information of the turbulent scale and intensity the laser beam conducted across.
激光制导、激光雷达的应用发现大气湍流的存在会引起激光传输方向的改变,在接收端出现激光光斑漂移的现象,对激光制导、激光雷达的应用来说是有害的。
2.
This paper presents a method which adopts direct processing and computing of the spot image to obtain the laser spot drift and its probability distribution.
而一般的光斑漂移检测多采用运算量较大并且复杂的数值计算的方法,文中通过采用直接对光斑图像进行处理计算的方法得到激光光斑中心漂移量及其概率密度分布。
6) spot position
光斑定位
1.
For the problem of the impact of the position sensitive detector(PSD) slanting installation on spot position,based on the condition that the energy of the incident light is a Gaussian distribution,a mathematical model of this distortion error of the spot position is established and simulated.
针对入射光能量为高斯分布时,位敏探测器(PSD)安装倾斜影响光斑定位的问题,建立了光斑定位畸变误差数学模型,并进行了仿真。
补充资料:光斑
光斑 faculae 日面上用白光看到的明亮区域,位于太阳光球的上层。其形状不规则,有明亮的纤维状结构。尺度在几千千米到1万千米之间。光斑通常在日面边缘才能清楚看到,多数与黑子相伴,寿命比黑子长。它的数目和总面积与黑子一样有11年的周期变化,和黑子不同的是光斑不仅出现在赤道区也出现在极区。光斑的温度比光球高,深层处的温度比光球约高100度,表面处则比光球约高2000度。与周围光球相比,光斑的亮度约大10%,压力约为光球的10倍。光斑的磁场强度约百分之几特斯拉。 |
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条