object lens
英 [ˈɒbdʒɪkt lenz]
美 [ˈɑːbdʒekt 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
- This method has a practicable significance to the un-cooling infrared object lens design.
该方法对非制冷红外热像光学系统的设计具有实际意义。 - 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； - 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。 - From the perspective of the design theory of Fourier lens, the thesis combines with concrete experimental measure, analyzes theory of lens'design, removes the aberration, chromatic aberration. Besides, it experiments on spatial filtering and phase object test by lens system, image differentiation, etc.
论文从傅里叶透镜设计理论出发，结合具体实验手段，进行了透镜设计、消除象差、色差的理论分析和空间滤波及通过透镜系统进行位相型物体的检测及图像微分等的实验。 - 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。 - A focal plane imaging is limited in catching object when spot-focusing horn lens antenna is applied in ballistic wake microwave interferometer.
聚焦透镜天线的关键指标是焦面上分辨率大小和焦斑位置。 - 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 - 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。 - 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。