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diverging lens

/daɪˈvɜːdʒɪŋ lɛnz/

翻译: 一种中间比边缘薄的透镜,使平行光线通过后向外发散。用于光学中矫正近视以及各种光学仪器。

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phrase

/daɪˈvɜːdʒɪŋ lɛnz/C1formalscientific
  • zh一种中间比边缘薄的透镜,使平行光线通过后向外发散。用于光学中矫正近视以及各种光学仪器。

A lens that is thinner at the center than at the edges, causing parallel light rays to spread outward (diverge) as they pass through it. It is used in optics to correct nearsightedness and in various optical instruments.

  1. Optical lens typeB2formal

    A lens that is thinner at the center than at the edges, causing parallel light rays to spread out (diverge) as they pass through it.

    zh发散透镜

    • A diverging lens is used in eyeglasses to correct nearsightedness.
    • The image formed by a diverging lens is always virtual and upright.
    • In the lab, we used a diverging lens to spread the laser beam.