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
- 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。 - In the dual-galvanometric laser scanning, there was non-linearity mapping relation between the output Cartesian coordinates of object lens scanning plane system and the coordinate of laser scanner. It made the laser scanning geometry to be distorted.
双振镜激光加工中，物镜平场扫描系统中，输出平面笛卡儿坐标系与扫描器球面坐标系之间存在着非线性映射关系，使扫描加工图形产生图形加工畸变。 - 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。 - Object lens of large relative aperture
大相对孔径（摄影）物镜 - 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。 - Selection for Parameters of Object Lens in Point Scanning Laser Confocal Microscope
点扫描激光共焦显微镜物镜参数的确定 - An image of the object is projected by the object lens on to the photocathode of an image converting tube.
物象通过物镜投影在变像管的光阴极上。 - Verification on Object of Main Lens in Camera Tube Being Cross-over
摄象管主透镜的物是交叉点的验证 - 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。