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Model
5528A
Straigh
tn
ess Measurements (Along A
Horizontal
Axis)
SPINDLE
r
C
' -
=--_,:::
J
STRAIGHTNESS
-
--J
REFLECTOR MOUNT
STRAIGHTNESS
INTERFEROMETER
~
0
NEAR-ENO-OF-TRAVEL
=
~
4
INCHES FOR SHORT RANGE
3
FEET FOR LONG RANGE
TABLE
Figure
10-2.
Positioning 'he
OpOcs
I
4.
Auach the Straightness Interferomete
r
and
th
e
Straightness
Reflector
10
th
eir
mounting
hardware
to accomodate
the
positions you chose in
step
"3".
(See
Figure 10-3
and
Figure 10-4
).
a.
Mount
the Interferometer
in
the
spind le, by either -
•
anaching
the
Height Adjuster to a
Post
as you would for table
mounting
,
or
-
•
screwing
ilS
base directly
into the
post. or
-
•
screwing
the Post
into
the
Height
Adjuster after removing the
large
knurled
knob.
This
latter
arrangemen
t
may
make
it easier
to change
to
Distance and Angular
Optio.
b.
Orient the Straightness
Reflector horizontally
or vertically to
mal
ch
the type of
measurement
you would
like
to
make (horizontal
or
vertica
l
straightness).
5.
Select
the
sma
ll
opening
for the
laser
Head's exit
port.
and set
the
turret
ring
to
"OTHER".
(When aligning your
set
up,
it
is
good practice to work wi
th
the
st
rongest
possible
beam
.
which
this setti
ng
provides
.)
10-7
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