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

• 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。
• For the special imaging feature of Panoramic Annular Lens, that forming an annular image circling the axis and having endless depth of field, the observing system made up of PAL can be used to observe object around the lens without moving part.
  全景环形透镜（PAL）独特的成象性能，即环绕光轴360°产生一个环形象且景深为无穷远，使得由PAL组成的观测系统没有活动部件能同时观察透镜周围的景物。
• 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。
• The lensless Fourier hologram of object by using selfoc lens is obtained, and the clear image is numerical reconstructed.
  通过自聚焦透镜对物体成像，记录并再现了物体的全息图，得到了较满意的再现像，为进一步利用光纤传像奠定了基础。
• 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。
• 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
• 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。
• 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 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。
• 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