Unitek Miyachi LW250 Operation, Maintenance And Service Manual page 65

CHAPTER 6: OPERATING INSTRUCTIONS
WARNING
Refer to Figure 6-10. When the optical fibers are removed from the fiber guides, be sure to
replace the opened fiber guides with unopened fiber guides in the fiber outlets of the laser. Six
fiber guides are supplied. If the fiber guides in the fiber outlets are opened without optical fibers
installed in them, the scattered laser beam will be radiated. Also, dust will enter the laser beam
input unit.
GUIDES.WPG
Figure 6-10. Fiber Guide Installation Precaution
LW250 PULSED Nd: YAG LASER
990-605 REV B: May, 1997 6-13