optical lens

英 美
  • 光学透镜,光学镜片,透镜
Noun:
  1. a lens that focuses the image in a camera

    1. He focuses the lens of a microscope.
      他调整显微镜的透镜以定焦点。
    2. A lens is an optical system including two refracting surfaces.
      一个透镜是包含两个折射面的光学系统。

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