The optical system includes at least one lens element, which outputs the light in a collimated beam on the oscillating reflector regardless of an orientation of the oscillating reflector.
该光学系统包括至少一个透镜元件，其与振荡反射器的定向无关地以准直光束的形式将光输出在振荡反射器上。
2
The articulated beam is structured by an oscillating bearing, a bearing chock and a rigid shaft; wherein the rigid shaft is connected with the bearing chock through the oscillating bearing.