Celestron FirstScope 90AZ Specification sheet

Use the three tightening screws located at the
bottom of each leg to secure the extended legs
in place.
To set up the tripod, spread the legs outward
until they are fully extended. Extend the center
portion of each of the three tripod legs down 6-
8".
Item #31132
Quick Set-up Guide
123
All three legs should be the same length to
provide a level platform for the telescope.
4
7
Before mounting the tube, remove the two
wingnuts on the tube rings.
5
Properly assembled, the accessory tray should
appear as pictured above.
6
Place the tube on the mount by lining up the
screws with the mounting holes on the mount.
Replace the wingnuts on the tube rings to
secure tube to mount.
8
Locate the StarPointer finderscope. Remove
the knurled nuts on the threaded posts at the
focuser end of the telescope tube.
9
FirstScope 90AZ
Your FirstScope 90 AZ includes: optical tube w/
tube rings attached; pre-assebled tripod with center
support bracket; two eyepieces; StarPointer
finderscope; two slow motion cables; star diagonal;
accessory tray; documentation including an
owner’s manual, The Sky™ CD Software.
Item# 21084
Place the accessory tray on top of tripod's
center leg brace. Thread the tray into the
threaded hole in the center of the leg brace.
Questions or Problems with Set-up?
CONTACT:
Celestron Technical Support: 310.803.5955

Quick Set-up Guide [cont]
Orient the Star Pointer so that the glass
window is facing towards the front of the tube.
Place Starpointer over the posts on the tube
and tighten it down with the knurled nuts.
11
Slide the chrome end of the slow motion
control cable onto gear shaft and tighten set
screw to secure in place.
12
13
Properly assembled, slow motion cables
should appear as shown above.
14
Loosen the set screw on the focuser so that it
does not obstruct the inner diameter of the
focuser. Remove the plastic cap covering the
end of the focuser.
15
Insert the diagonal into the focuser and tighten
the set screw.
16
Insert the chrome barrel of the 20mm eyepiece
into the focuser and tighten the set screw.
17
10
Remove the lens cap from the front of the
telescope before you begin observing.
Slide the chrome end of the other slow motion
control cable onto gear shaft located under
tube as shown.
For detailed usage information please consult your owner’s manual.