object lens
英 [ˈɒbdʒɪkt lenz]
美 [ˈɑːbdʒekt lenz]
物镜
英英释义
noun
- the lens or system of lenses in a telescope or microscope that is nearest the object being viewed
双语例句
- The optical writing object lens of the laser direct writing device must be focused in spots by a focusing-servo mechanism.
在激光直接写入设备中需要有高分辨力的调焦伺服机构对光刻物镜进行调焦伺服。 - When the distance between Gauss beam waist of object and lens is farther than the lens focus, and the lens focus is minimum;
即当物方高斯光束束腰离透镜的距离l远大于透镜焦距f,f为极小值; - The location and distribution of the slits synthesized by moving object and imaging lens in one-step rainbow holography are analysed systematically by means of the viewpoint of optical wave field modulation of image, and a new method of two-step synthetic slit rainbow holography also given.
本文从像面光场移动的观点对一步无狭缝彩虹全息术中平移物体和透镜形成的综合狭缝进行了理论分析,并提出了一种新的综合狭缝二步彩虹全息方法。 - When the measuring system of point scanning confocal microscope is designed, the parameter of object lens is important because the measuring precision of the system are determined by the numerical aperture of lens.
在设计点扫描激光共焦显微镜测量系统时,物镜参数的选择是至关重要的,因为它的数值孔径大小直接影响着系统的测量精度。 - The optical and mechanical structures of the object lens used in sub? half micron lithography are described. The design results and tolerance control are also shown.
介绍了分步重复投影光刻机亚半微米光刻物镜光学和机械结构研究设计、设计结果,以及公差控制。 - This paper focuses on four main types of axial-symmetrical electrostatic lens: film aperture lens, double-cylinder immersion lens, convex lens and immersion object lens.
本文具体分析了膜孔透镜,浸没双圆筒透镜(包括等径和不等径),单透镜和浸没物镜这四类最主要的静电透镜。 - We must design the ratio of the source beam size and aperture of object lens reasonably to assure energy matching ratio ( EMR) and to achieve smaller size of focus point and reasonable focus depth.
必须合理地确定光源的光束口径与光盘物镜孔径比值,才能保证其光能量耦合效率,并获得较小的光斑尺寸和合理的焦深。 - Verification on Object of Main Lens in Camera Tube Being Cross-over
摄象管主透镜的物是交叉点的验证 - Laser scanning system for diameter measuring of which scanning object lens are free
无扫描物镜的激光扫描直径测量系统 - From the perspective of the design theory of Fourier lens, the thesis combines with concrete experimental measure, analyzes theory of lens'design, removes the aberration, chromatic aberration. Besides, it experiments on spatial filtering and phase object test by lens system, image differentiation, etc.
论文从傅里叶透镜设计理论出发,结合具体实验手段,进行了透镜设计、消除象差、色差的理论分析和空间滤波及通过透镜系统进行位相型物体的检测及图像微分等的实验。