object lens

英 [ˈɒbdʒɪkt lenz]

美 [ˈɑːbdʒekt lenz]

物镜

医学

英英释义

noun

• the lens or system of lenses in a telescope or microscope that is nearest the object being viewed
  Synonym:objectiveobjective lensobject glass

双语例句

• 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。
• 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。
• Then, it used second order polynomial to fit the central line of text line, and constructed the object function of lens distortion.
  然后利用二次多项式模型拟合文本行的中心线，并建立径向失真校正的目标函数。
• 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
• The coupling object lens of optical fiber head can auto-focus the optical spot in near field, so that enormous information can be written and read simultaneously, and the tracking time of three-dimension information storage can be reduced greatly.
  该方法利用光纤光学头的耦合物镜实现对光斑的自动近场聚焦，可实现海量信息的并行读写，并能极大地减少三维存储的寻道时间。
• 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；
• Object lens of large relative aperture
  大相对孔径（摄影）物镜
• Recording rainbow hologram of 2-D transparent object with cylindrical lens array
  用柱面镜阵列作二维透射物彩虹全息
• 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。