This is the paraboloidalmirror at the bottom of the tube.
是位于镜筒底部的一块抛物面镜。
2
The primary mirror. This is the paraboloidalmirror at the bottom of the tube.
是位于 镜筒底部的一块抛物面 镜。
3
The invention relates to a concentrator of a coaxial confocal rotating paraboloidalmirror, belonging to the technical field of parallel light convergence.