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Position C
Laser coupling mirror part
Centering tool Hole L
Figure 5.4-67
< for LU4 > (Do not use in this system.)
In this section, the green HeNe laser and the 561-nm solid-state laser are described as examples.
Centering tool
Figure 5.4-68
Figure 5.4-69
Chapter 5 Laser Unit
5.4 LU4A Four-laser Module A
10. Attach the centering tool to position C and adjust the
Clamp screws
11. Tighten the clamp screws on the laser coupling
4.
5.
6.
1-180
laser coupling mirror part in both horizontal and
vertical directions so that the laser light enters the
hole L.
mirror part to secure it.
Attach the centering tool to the collimation pin of the
L4 dichroic mirror adjustment part. Rotate the
centering tool so that the laser light enters the hole of
the centering tool at a right angle.
Put a target such as a piece of paper in the optical
path away from the centering tool.
Manually open the L4 laser shutter.
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