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

• 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
• 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。
• Design of Object Lens for Helmet-Mounted Night Vision Goggles with High-Order Plastic Aspherical Surfaces
  含高次塑料非球面的头盔微光夜视物镜设计
• Measuring Soft Tiny Object by Lens
  用透镜测量柔软微细物体
• 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。
• 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。
• 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。
• Object lens of large relative aperture
  大相对孔径（摄影）物镜
• 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。
• 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。