Based on diffraction integral formula and selfreproducing principle,diffraction integral equation for transverse modes in a circular symmetric resonator with an aperture diaphragm was disintegrated to finitesum matrix equation,and field distributions of transverse modes in the resonator were calculated by solving matrix for eigenvalues and eigenvectors.
结果证明,孔径光阑的位置和尺寸直接影响激光输出模式和花样。
According to the basic relation E =φ/A, a direct optical method for aperture area measurement was provided, based on known constant irradiance over the aperture.
根据辐射照度与面积的基本关系,采用平行等间隔的相同激光束相互重叠,形成空间均匀的照度区域,且覆盖孔径光阑。
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。
Because of the illuminance of external world change with train working, we can change the iris diaphragm size and adjust shutter exposure time access to the best of the CCD exposure, So as to achieve good results observed.
最后对可变光阑进行设计,完全满足实际使用要求。
Realization of Biaxial Crystal Dynamic Outer Conic Refraction by Using Iris
利用可变光阑实现双轴晶体动态外锥折射
iris diaphragm
虹彩器, 虹彩隔片, 锁光圈, 可变光阑, (波导中的)的膜片
Propagation and Transformation of Laser Beams Through Optical System with Aperture;
激光束通过含光阑光学系统的传输变换
Apply and Research of Controllable Slit in Optic-electric Detecting Fire
可控狭缝光阑在光电探测靶中的应用研究
The field of view can be limited by inserting a stop in the focal plane of microscope.
可用一架显微镜，在其焦平面上安设光阑来控制现
field stop reticle combination
视场光阑-调制盘组合
servo control of lensiris
透镜光阑的伺服控制
diaphragm servomotor
光阑驱动伺服电动机
iris setting indicator
光阑位置控制指示器
The physical stop which corresponds to the entrance window is then the required field stop.
入射窗所对应的实物光阑就是所要求的场光阑。
surgical removal of the vermiform appendix.
切除病变的阑尾的手术。
Hard-edge Optics-Study on the Diffraction Characteristics of Laser Beams Limited by Apertures;
硬边光阑光学—受光阑限制激光束衍射特性的研究
The Propagation Properties of Hermitian-Gaussian Beams Passing through the Diaphragm
厄米-高斯光束通过光阑的传输特性
gauge, pressure, spiral or metal diaphragm-type
旋转式或金属光阑型压力计
Beam quality characterization of super-Gaussian beams passing through a spherically aberrated lens with an annular rectangular aperture
超高斯光束经光阑球差透镜后的光束质量评价
Propagation of Light Beams Through Optical System with Hard-edge Aperture
光束通过含有硬边光阑光学系统的传输
Propagation of a Lorentz beam through an apertured misaligned paraxial optical system
洛伦兹光束经光阑失调傍轴光学系统的传输
The players seemed to wilt at the second half of the game.
球员在下半场的时候变的意兴阑珊。