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concave lens

/ˈkɒnkeɪv lɛnz/

1 entry

phrase

/ˈkɒnkeɪv lɛnz/C1formalscientific
  • ruЛинза, которая тоньше в центре, чем по краям, заставляющая световые лучи расходиться. Используется в оптике для коррекции близорукости и в различных оптических приборах.

A lens that is thinner at the center than at the edges, causing light rays to diverge or spread out. 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 light rays to diverge.

    ruВогнутая линза

    • A concave lens is used in eyeglasses to correct nearsightedness.
    • The telescope uses a concave lens to spread out the light.
    • In the experiment, the concave lens made the image appear smaller.