objective lens
英 [əbˈdʒektɪv lenz]
美 [əbˈdʒektɪv 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
- Objective lens of beam expander with a high-order curved surface can correct aberration for a deep relative aperture lens.
带有高次曲面的扩束器物镜能对大相对孔径的透镜校正像差。 - 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 - Design of Apochromatism Objective Lens of Aerial Camera Based on Large Frame Array CCD
基于大面阵CCD的复消色差航空相机物镜设计 - The design methodology of miniature linear zoom objective lens of far-focus is presented.
介绍远焦小型变焦距物镜的设计原理及方法。 - This paper represents distinguishing features of an objective lens for interferometer and discusses a method for its optical design and auxiliary mechanical design by computer.
本文介绍干涉仪物镜的特点并讨论用微计算机进行光学设计和辅助机械设计的方法。 - 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。 - Based on the third-order aberration theory, the pre-design parameters of the objective lens with aspheric surface were given.
基于三级像差理论，得出了采用非球面单透镜的平行光管的光学设计初始参数。 - 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。 - 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。