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。
A burner for a glass top stove includes a heating element (320), and a reflector (300).
一种用于玻璃顶炉具的炉头，包括加热件(320)及反射体(300)。
The five-mirror reflector is an integration element cemented by five small reflectors with different angles.
五折镜是由五个平面反射镜按一定角度胶合而成的集成化小型光学组件。
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