concave lens

[kɔnˈkeɪv lenz]
  • concave lens
  • 释义

    凹透镜;负透镜;

纠错 数据更新时间:2025-11-14 02:29:32
  • 近义词
1、

Having greater curvature on the concave side than on the convex side . Used of a lens.

凹凸的凹面曲率大于凸面曲率的.

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2、

As results of the experiment, the relations between the focal length of the thermal gas lens and the input power and buffer gas pressure are presented. The evolution process of the thermal gas lens from concave to convex lens is described.

在实验部分,本文给出了热气体透镜焦距与输入功率、缓冲气体压强的关系,描绘了热气体透镜从负透镜变化到正透镜的动态过程。

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3、

There are six various plane and concave-convex lens.

备有六种不同面型和凹凸透镜.

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4、

Replacing the plane cavity mirror in a traditional plane-concave cavity by a cat ′ s eye retroreflector ( CER), which consists of a convex lens and a concave reflective mirror, the cavity forms a cat ′ s eye cavity ( CEC) with a higher misalignment tolerance.

由双面增透的凸透镜和凹面全反镜组成的猫眼逆反器(CER),替代传统平凹腔中的平面腔镜可构成一具有较佳失调特性的猫眼腔(CEC)。

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5、

A concave lens causes rays to diverge as though they are coming from a focal point.

发散透镜使光线分开,就好象从焦点上发出来的那样.

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6、

Some are flared-that is, thicker at the rim than the center, like a concave lens.

有些呈喇叭形 ─ ─即边缘较中心厚, 类似凹透镜.

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