objective lens

英 [əbˈdʒektɪv lenz]

美 [əbˈdʒektɪv 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:objectiveobject lensobject glass

双语例句

• An image of the object is projected by the objective lens on to the photocathode of an image convert tube. If the screen is so far away from the eyepiece that the camera can be placed between.
  如果投影屏距目镜很远，照相机可放在两者之间。
• The appropriate optical parameters would miniaturize the zoom objective lens.
  合理选取物镜的光学参数使变焦距物镜小型化；
• Adopted national standards micrometer scale calibration, it can get the actual numerical size after selecting the numerical scale that corresponding to objective lens in each test.
  通过国家标准测微尺标定后，每次测试只须选择与物镜相对应的比例尺数值即可直接得到样品的实际大小数值。
• Design for Special Underwater Photography Objective Lens with Wide Angle and Large Relative Aperture
  大视场大相对孔径水下专用摄影物镜的设计甚大光强[相对]孔径物镜
• Using the achromatism characteristic of reflecting system, we has used the Schwarzschild structural to design the objective lens of laser micromanipulator.
  利用反射系统无色差的特性，采用了Schwarzschild结构设计了激光显微操纵器物镜。
• A controller drives the objective lens via a focusing unit, and detects peaks in the reflected light signal obtained when the objective lens is driven in a focusing direction.
  控制器经聚焦单元驱动物镜，并且检测在当在聚焦方向上驱动物镜时得到的反射光信号中的波峰。
• In the next generation of optical disk system, GaN laser and high numerical aperture ( NA) objective lens are two key components.
  对于下一代光盘系统而言，GaN激光器和高数值孔径（NA）的物镜是关键组件。
• There are two focal lengths for objective lens: 2m and 4m. They may be transfered one another.
  物镜焦距有两种：2米和4米，可互相替换。
• The microscope comprises a microscope optical system which consists of an objective lens and an object stage.
  该显微镜包括物镜和载物台组成的显微镜光学系统。
• The principle of secondary spectrum is introduced and the equations of designing apochromatism objective lens based on wave aberration are presented.
  介绍了二级光谱的基本原理，给出了波差法设计复消色差物镜的方程组。