object lens

常见例句

双语例句

• If the objective lens is closer to the compact disk than the focal length of the object lens then the cylindrical lens creates an elliptical image on the photodetector array.
  如果物镜与光盘之间的距离短于物镜的焦距，柱面透镜就会使在光电探测器阵列上的成像变成椭圆影像。
• 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。
• 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。

权威例句

• Because gravity pulls on light as well as matter, when light passes by a heavy object it bends as though it is passing through a lens.
  ECONOMIST: Cosmology
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