查询词典 cylindrical lens

Taking the laser diode line generator as the light source, the parallel laser screen unit was formed by using aplanatic cylindrical Fresnel lens with long focal length. By splicing seamlessly with multiple parallel laser-screen units, the large area laser screen can he constructed.

以半导体激光线发生器为光源，用长焦距消球差的柱面菲涅耳透镜形成平行激光幕单元，通过多个平行激光幕单元的无缝拼接可形成大面积靶面。

Furthermore, since no slit is formed in the first 13 and second 14 cylindrical electrodes, it is possible to avoid distortion of electrodes that is caused when slits are formed in the electrodes, as well as distortion of an electron lens due to the distortion of the electrodes.

而且，电极(13)和电极(14)上没有形成狭缝，故能防止在电极上形成狭缝时，产生的电极变形以及由此所引起的电子透镜的畸变。

Using staircase concatenation method SCM,the optimum coupling conditions were achieved for wedge-shaped fiber wedge angle,cylindrical endface lens curvature radius,semimajor axis of planar lightwave circuit elliptical field,aspect ratio of planar lightwave circuit elliptical field,misalignment tole.

在多量子阱-平面光波光路前置模斑转换器和不加模斑转换器的情况下，用阶梯串联法数值模拟并优化设计了楔形光纤-平面光波光路间最佳耦合参量：楔形光纤楔角45°、端面圆柱透镜曲率半径2。

The software also corrects for lens-induced distortions and creates either cylindrical or spherical image projections.

该软件还修正了对镜头诱导的扭曲和创造无论是圆筒形或球形的形象预测。

An external-cavity semiconductor laser was built by using a semiconductor laser, collimating cylindrical column lens for fast axis beam and a volume Bragg grating as a feedback element to get semiconductor lasers wavelength locked to the Bragg wavelength of the VBG.

用体布拉格光栅作为反馈元件与瓦级半导体激光器以及快轴准直柱透镜构成一个可以将半导体激光器的工作波长稳定在体布拉格光栅布拉格波长处的外腔激光器。

Using uniaxial amplification system composed of a high-resolution CCD,a fast axis collimation lens and cylindrical lenses,via laser emitters imaging and facula intensity-based centroid algorithm,the "smile" of diode laser array is measured.

采用高分辨率CCD、快轴准直透镜及柱面透镜组成的单轴放大系统对激光线阵发光单元成像及基于光斑强度求质心的算法实现了二极管激光线阵&smile&的测量。

Based on the defined effective Fresnel number of focused beams,the focusing of partially coherent beams through cylindrical aberrated lens was studied,and the simple formula of relative focal shift was derived.

华侨大学电子科学与技术系光学与光子学研究所，福建泉州 362021 华侨大学电子科学与技术系光学与光子学研究所，福建泉州 362021

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了