Key Features Explained - Meade ETX-125 Instruction Manual

1. Focus knob: Moves the telescope's primary
precise image focus. The ETX 90 telescope can
be focused on objects from a distance of about
focus on distant object. Meade makes a complete
line of accessories to enable you to get the most
fun and performance from your ETX telescope. No
matter what you want to accomplish, we have the
equipment to help you get there.
2. Rear photo port: Attach any 35mm camera with a
removable lens to this port using an optional #64
T-Adapter or attach the #932 45° Erecting Prism
for correctly oriented images through the eyepiece.
See OPTIONAL ACCESSORIES, page 44.
3. Eyepiece holder: Holds the eyepiece upright for
easy viewing.
4. Eyepiece: Place the supplied 26mm eyepiece into
the 90° Eyepiece Holder (Pg 18, Fig. 12, 3) and
tighten in place with thumbscrew (Pg 18, Fig. 12,
6). Change the eyepiece to a lower focal length
eyepiece and zoom in on your target.
5.
locate objects than in the main telescope eyepiece
turn on/off the red dot and change the intensity
of the dot. (Note: Be sure to turn off the red dot
when not in use.)
these adjustment knobs to align the red dot
object in the telescope eyepiece and use these
adjustment knobs to move the red dot until its
over the same object.
6. Eyepiece
eyepiece in place. Insert the eyepiece in the
7.
in its mounting bracket and tighten this screw until
20
Provides an easier way to
holder thumbscrew: Locks
8. Optical tube: The main optical component that
gathers the light from distant objects and brings
this light to a focus for examination with the
eyepiece.
9. Dust Cover: Remove the dust cover counter-
clockwise from the front lens of the telescope
before observing.
10. Vertical lock knob: Controls the manual vertical
movement of the telescope. Turning the vertical
lock counterclockwise unlocks the telescope
enabling it to be freely rotated by hand about the
vertical axis. Turning the vertical lock clockwise (to
moved manually, but engages the vertical motor
drive clutch for AudioStar operation. When polar
aligned, the vertical lock serves as the Declination
or Dec. lock.
Note: The vertical lock knob is a knurled knob
located on the fork arm to the right of the focus
knob (Pg 18, Fig. 12, 10). Mounted beneath
the knob is a circular scale without numbers.
Do not confuse this scale with the Dec. setting
circle (Pg 19, Fig. 15, 20) on the opposite fork
arm which has a numbered scale used to
locate astronomical objects manually.
11. Fork arm: Holds the optical tube in place.
Turn the
12. Computer control panel: (see Pg 19, Fig. 18).
12a. Handbox (HBX) port: Plug the AudioStar
handbox into this port.
12b. Power LED: The red power indicator light
Use
illuminates when power is supplied to the
telescope's motor drive.
12c. On/off switch: Turns the Computer Control
Panel and AudioStar handbox ON or OFF.
12d. Auxiliary (AUX) port: Provides connection
for current and future Meade accessories. See
the
OPTIONAL ACCESSORIES, page 44.
12e. Power port: Designed to accept 12 volt
external power including the Meade #07584
Locks the
12V AC adapter and LXPS power supply. See
OPTIONAL ACCESSORIES on page 44.
13. Vertical setting circle: (on left fork arm): See