03888022-n 'a concave reflector used to produce a parallel beam when the source is placed at its focus or to focus an incoming parallel beam';
 
Chinese (simplified) 抛物 柱面 反射镜 , 拋 物面 反射镜 , 拋物面反射镜 , 抛物柱面反射镜
English parabolic reflector , paraboloid reflector
Japanese 集音機
Definitions
Japanese
光源がその焦点に置かれた時に平行な光線を発生させたり、入ってくる平行な光線を焦点に集めるのに用いられる凹状の反射鏡
English
a concave reflector used to produce a parallel beam when the source is placed at its focus or to focus an incoming parallel beam
Relations
Hyponym: parabolic_mirror
Hypernym: reflector
Semantic Field: artifactn
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Maintainer: Francis Bond <bond@ieee.org>