Installing The Finderscope; Installing The Visual Back - Celestron XLT series Instruction Manual

Omni xlt series telescopes
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To install the finderscope onto the telescope you must fi
then attach it to the telescope. Toward the rear of the t
fro
nt of the telescope tube (Newtonian), there is a small bracket with a set screw in it. This is where the
finderscope bracket will be mounted. To install the find
Loosen the finderscope adjus
1.
O-ring over the eyepiece end of the finder
the slot (groove) in the finderscope.
Insert the eyepiece end of the findersc
2.
narrow part of the bracket until the O-ring
between the finder and the inside of the brac
stops, then pull outward on the spring loaded adjustment
screw and continue inserting the finderscope until it is
approximately centered in the bracket.
Tighten the two adjustment screws until they make contact
3.
with the finderscope body.
Locate the mounting bra
4.
Loosen the set screw on the mounting bracket on the telescope
5.
so it does not protrude in the bracket.
Slide the finder bracket (attached to the finderscope) into the mounting bracket on the telescope.
6.
The finderscope bracket ill slide in from the back. The
7.
objective lens is toward e front (open) end of the telescope.
Tighten the set screw on the mounting bracket to hold the finderscope in place.
8.
F
or information on aligning your finderscope, see Telescope Basics section of this manual.
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Only applicable to the Schmidt-Cassegrain, the visual back is the accessory that allows you to attach all v
the telescope. The Omni Schmidt-Cassegrain normally comes wi
fo
llow these instructions for attaching it:
1.
Remove the cover on the rear cell and then place the knurled slip ring on the visual back over the threads on
ce
ll (Fig 2-11).
2.
Hold the visual back with the set screw in a convenient po
t ht. Once this is done, you are ready to attach other accessories
ig
C
assegrain), eyepieces, etc. If you want to remove the visual bac
fr
ee of the rear cell.
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elescope tube (on refractors and Schmidt-Cassegrain) and
tment screws so they don't protrude into the bracket. Then slide the rubber
scope (smallest diameter side) and roll it 2/3 of the way up into
ope through the
presses tightly
cket near the front (open) end of the telescope.
to
w
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k
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rst mount the finderscope through the finder bracket and
erscope:
ket. Once it
finderscope should be orien
th the visual back installed. If in case it is not installed,
sitio
n and rotate the knurled slip ring clockwise un
, such as diagonals (for refractors and the Sc
k, rotate the slip ring counterclockwise until it is
13
Figure 2-10
ted so that the
isual accessories to
the rear
til
hmidt-

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This manual is also suitable for:

Omni xlt 102Omni xlt 120Omni xlt 150Omni xlt 127

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