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FIGURE 3.2 USING THE TEST APERTURE
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Servo Mirro
Remove the channel first relay
mirror mount, then insert the
cross hair aperture in the hole
from the back (further away
from the OC).
ROSS HAIR APERTURE
BURNS THROUGH THE CROSS HAIR APERTURE:
Out in vertical
and horizontal.
Out in vertical Properly
centered
FIG. 3.3: USING THE
CROSS HAIR
APERTURE