In the experiment we used convex-plane unstable resonator, and analysis the convex mirrors and gain medium thermal lens as a telescope system.
实验采用凸平直线非稳腔，将凸面镜和增益介质热透镜效应等效为望远镜系统进行分析。
Less commonly known is that the pig later improved his home's safety profile by installing convex security mirrors at key points along the driveway.
但是大部分人都不知道，之后这只小猪又在车道重点部位安装了凸面镜来加强房屋的安全防护。
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。
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