It transmits a laser beam through an optical cable to a robot, which angles lenses and mirrors in the end of its arm to aim the laser towards the parts that need welding.
它通过光导电缆发射激光给机器人，机器人用它手臂末端的角度透镜和镜子对准激光点焊接。
2
Macro and micro structure of the fractured steering knuckle arm was examined by optical microscope and scanning electron microscope.
采用光学显微镜和扫描电镜对断裂转向节臂的宏、微观组织进行了分析。
3
Light from the laser goes through the optical circulator, and is divided into the sample and reference arm by the fiber coupler.