Influence of Diaphragm size on Interference Fringe contrast;
光阑尺寸对干涉条纹对比度的影响
Microlens Fabrication with Excimer Laser and Diaphragm;
准分子激光光阑法加工微透镜的工艺研究
Characteristic Analysis for Gaussian Beam Transformation with Aperture;
受光阑约束的高斯光束变换的特性分析
Theoretical Analysis of the Effect of Aperture on Nonlinear-Refraction Optical Limiting;
光阑对非线性折射光限幅效果影响的理论研究
By means of the Fourier series expansion,an app roximate analytical propagation equation of flattened Gaussian beams(FGBs) passi ng through an apertured paraxial ABCD optical system is derived,and illustr ated with numerical examples,when the transmissivity of the aperture is T( x )=cos( Ωx ).
用傅里叶级数展开法研究了平顶高斯光束通过有光阑限制的近轴ABCD光学系统的传输特性 ,导出了光阑透射率为T(x) =cos(Ωx)时的近似解析传输公式 ,硬边光阑的情况可作为Ω =0的特例得到。
The Stabilization Analysis of Automatically Adjustable Optical intensity System Using Iris Diaphragm;
采用可变光阑的自动调光系统的稳定性分析
In this method,light was adjusted by combining external trigger electronic shutter mainly and iris diaphragm assistantly.
该方法采用外触发电子快门和可变光阑相组合的方式进行调光,外触发电子快门调光为主,可变光阑调光为辅。
Describes the working principle of the multi-leaf collimator of Siemens linear accelerator and two cases of troubleshooting for the common malfunction.
主要介绍了西门子直线加速器多叶光阑的工作原理和两例常见故障的分析与排除。