凹透镜的英文

concave lens

• 负透镜，凹透镜:    minus lens
• 等值凹透镜:    equiconcave lens
• 负凹透镜:    negativelens

例句与用法

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1. Just as a double convex lens enlarges , so a double concave lens reduces
   正象双凸透镜可以放大那样，双凹透镜也可以缩小。
2. Some are flared ? that is , thicker at the rim than in the center , like a concave lens
   有些呈喇叭形即边缘较中心厚，类似凹透镜。
3. We fabricated a large computer - generated holography on a concave lens surface to test the convex secondary mirrors surface
   在凹透镜表面上制作出了用于凸非球面检测的曲面全息图。
4. By digitization , we optimize the intensity data of the incidence beam at the vicinity of start point and end point . 3
   通过选择合适的涂胶参数，在凹透镜表面上进行了薄光刻胶胶层的均匀涂布。
5. We demonstrate experimentally the technique to fabricate large does in the thick film on a concave lens ( mirrors ) surface with precise alignment by using the strategy of exposure twice
   采用两次曝光的方法在凹透镜表面上厚光刻胶中制作衍射光学元件。

百科释义

凹透镜(Negative lens)是透镜的一种，对光有发散光线的功用，因此常被作成近视眼镜。