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
- It is shown that the transformation characteristics depend on optical beam power, the beam waist of incident beams, object distance and lens parameters.
结果表明，它的变换特性依赖于光功率、入射光束的束腰、物距以及透镜参数。 - 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。 - The location and distribution of the slits synthesized by translating object and imaging lens in one-step rainbow holography are analysed systematically, and the method of obtaining a suitable location and width of synthetic slit is also given.
本文对一步无狭缝彩虹全息中平移物体和透镜形成的综合狭缝的位置和宽度进行了比较全面的理论分析，并提出了获得综合狭缝的一种新方法。 - Measuring Soft Tiny Object by Lens
用透镜测量柔软微细物体 - 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 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； - 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。 - They have a focal length, and where an image is formed depends on a combination of the focal length and the distance between the object and the lens.
透镜有焦距，而影像形成的位置，取决于焦距及物体与透镜距离的组合。 - 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。 - It possesses self focusing function through adding quadratic phase factors into conjugate frequency spectrum of object instead of Fourier lens.
并通过对傅里叶谱加入二次位相因子代替傅里叶透镜，使其具有自聚焦功能。