Chapter 5 Laser Unit
5.2 Installation of the LU4-B5 Beamsplitter 50/50 (TIRF-PAU system)
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Attaching the beamsplitter 50/50
Figure 5.2-3
(1) Remove the reference shutter located behind the
AOTF for the LU4A four-laser module A
Attach the shutter.
Figure 5.2-4
(2) Attach the shutter.
Remove the reference shutter detached from the
optical path on the reference optical fiber side.
Attach the additional shutter on the optical path
on the additional optical fiber side.
(3) Attach the mirror unit
Secure the supplied mirror unit with two fixing
screws.
Figure 5.2-5
(4) Replace the reference fiber block
Remove the reference fiber block to attach the
supplied fiber block, then secure the four-laser
module A. (with 50/50 indicated)
(5) Attach the fiber coupling device for the additional
fiber.
Figure 5.2-6
(6) Connect the cables.
Cut off the harness band.
Connect the shutter cables and arrange them.
Secure the cables with the cable retainers so that
they do not disturb the optical path.
Two black cable connectors are not to be used.
Reference shutter
dditional shutte
Reference shutter Mirror unit
Fiber block
dditional fiber coupling
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