concave lens

concave lens读音音标

英 [kɔnˈkeɪv lenz]

美 [kɑnˈkev lɛnz]

concave lens意思解释

释义

凹透镜；

负透镜；

英英释义

n.

a lens such that a parallel beam of light passing through it is caused to diverge or spread out

同义词：diverging lens

双语例句

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。