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- optical beam scanning 光束扫描
- The flashlight's beam scanned every corner of the room. 手电筒的光束扫遍屋内各个角落。
- The optical beam can propagate stably with definite degrees of nonlocality. 在一定的非局域程度下,光束能以光孤子态在非局域克尔介质中稳定传输。
- optical beam scanner 光束扫描器
- Equipted with it,phased array radar could have Adaptive beam, lower Side-lobe beam and beam scanning. 相控阵天线通过它可以实现自适应波束、低旁瓣波束,并通过对移相器、衰减器的控制实现波束扫描。
- For subarray level beam scanning, the proposed approach could reduce sidelobe of array pattern to certain extent. 该方法可在一定程度上抑制子阵级波束扫描后的阵列方向图旁瓣。
- Parameters such as laser power, beam scanning speed and so on had fairsized effec... 激光功率和光束扫描速度等参数对固化过程有较大的影响;
- A small television camera tube that forms a charge - density image on a photoconductive surface for subsequent electron - beam scanning. 光导摄像管在光电导表面形成电荷聚集图像的一种微小的电视摄像管,用于以后的电子光束扫描
- SCANLAB manufactures high performance galvanometers &galvanometer based scanning systems for the positioning &deflection of laser &optical beams in up to 3 dimensions. 施肯拉股份公司生产制造高性能高质量激光振镜及振镜扫描系统。以实现对激光光束一维,二维和三维偏转的应用。
- And traditional rotating mirror, bolographic refringence microscopic engage laser beam scanning in sencitivity on imamging. 和古板回旋扭转镜背不同,全息不直射镜也是让激平束扫描在感平质料上成像的机构。
- The ENERGY brand Telecentric scanning lenses has a special configuration in which the arrangement of optics beam is designed to focus perpendicularly on the flat field. 飞秒激光出品的ENERGY远心扫描透镜经过特殊设计,使聚集光束的主光线在任何视场角的情况下都垂直于焦平面。
- Its drilling unit consists of laser, optical beam expander, galvanometer deflective mirror and focus system. 制孔单元由激光器、光学扩束、振镜和聚焦系统构成。
- As the electron beam scans the image, variations of light inten. 当电子束扫描图像时,图像的光强度变化变成了电强度变化。
- In this paper, a new imaging formula for diverging fiber lenses is derived by using the theory of Gaussian optical beam propagation and the ABCD law. 本文利用高斯光束传播理论以及ABCD定律,导出了发散纤维透镜新的成象公式。
- In AOD laser beam scanning manufacturing system,there was non-linearity mapping relation between the output Cartesian coordinates of object lens scanning plane system and the coordinate of AOD driver. AOD激光加工物镜平场扫描系统中,输出平面笛卡儿坐标系与AOD驱动器坐标系之间存在着非线性映射关系,使扫描加工图形产生图形加工畸变。
- The minimum requied number of controlled elements in a square array with electronic beam scanning over specified sector for a guaranteed upper limit on beamwidth without grating lobes is determined. 确定了没有栅状波瓣时在一定波束宽度限制的条件下对特定区间进行电扫描的矩形阵列所需的最少可控制单元的数目。
- The results show that the surface temperature of melt pool is affected intensively by melting parameters such as melting rate,melting power,electron beam scanning pattern and scan frequency,etc. 结果表明,结果表明,熔炼工艺参数如熔化速度、熔炼功率、电子束扫描方式和扫描频率都会对熔池表面温度产生剧烈影响。
- The nonlinear graded index fiber lens is analysed Analyticexpressions for computing the focal length and beam waist radius ofthis lens are derived from the stationary self-focusing theory and theABCD law of Gaussian optical beam propagation. 本文对非线性变折射率纤维透镜进行了分析,利用高斯光束在非线性变折射率纤维中传播的稳态自聚焦理论以及在线性介质中传播的ABCD定律,导出了计算这种透镜的焦距及束腰半径的解析表达式。
- It can also combine optical switching with the ATM(Asyn-chronous Transfer Model)switching when the speed of optical beam deflection reaches a level of nanosecond. So it can fulfil the demand for switching needed by high speed rate information network. 当光束偏转速度达到纳秒级时,该网络又可将光交换与ATM(异步转移模式)交换相结合,从而满足高速信息网络对交换的要求。
- Based on optical beam deflection (OBD), a fiber-optic diagnostic system is proposed to investigate the propagation of a laser-induced plasma shock wave and the oscillation of a cavitation bubble. 摘要采用自行研制的光偏转测试系统对强激光诱导液体物质的空化现象进行了实验研究。实验得到了激光等离子体冲击波传播规律和空泡的动力学特性。