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Mode
l
5528A
First
look
2
~
16
Positioning of Optics
1.
Position the Optics in the locations indi cated
on
Figure
2~5.
(You should
have
already
positioned
this
figure as a template under the laser Head.
)
Figure2
-10shows
how
this should
look.
TOP VIEW
Ir\.
!::f
(
~I
.9"
II I
)
i::I
.....
t
1'-'
t
LASER
MOUNTED INTERFER OMETER
~
MOUNTEO
- '
HEAD
ASSEMBLY
RETROREFLECTQR
,
--1
STRAI GHTEDGE
SIDE VIEW
Figure
2-10.
Posi!ioning
of Optics .1nd
Laser Head
2.
Refer to Figure
2~11,
and
al1ach
the target to the Interferometer
such
that
-
•
the hole in the
Interferometer's
target is above the target's
cross
hair, and
•
the target
is
positioned
"squarely" on
the
Interferometer,
covering the
opening
facing the laser Head. (Use
your
fingers to line up the
edges of
th
e
target
with
the
bottom and side
edges of
the Interferometer.
)
3.
Attach the target to the Retroreflector
(see Figure 2-11)
such that
•
the ta
rget's crosshair
is
above
its
hole,
and
-
•
the target is positioned
squarely on the
Retroreflector.
(Use your
finger
s
10
line up
the
edges of
the
larget
with
th
e
edges of
the Retrorefleclor.
)
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