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User Manual - Page 1
www.meade.com
MEADE INSTRUCTION MANUAL
Polaris Series German Equatorial Telescopes
POLARIS SERIES
User Manual - Page 3
... cables • 90 degree erect-image diagonal prism
(Refractors only)
The Polaris Series of telescope includes optical tubes of different sizes and design. The telescope is also important and will be your personal window to "Setup your telescope.
Figure 1A shows
a typical reflector telescope whereas
Figure 1B shows a refractor. Other
optical tubes use lenses to see bright...
User Manual - Page 4
...Meade Polaris Reflecting Telescope
Inset A:
Accessory Tray
Inset B:
Red Dot Viewfinder Assembly. Inset C:
Tripod Leg
1. Azimuth lock
6. Counterweight shaft
31. Main optical tube (OTA)
36. Cradle ring lock knobs
38. Focuser
ments (not visible)
18. Eyepiece
41. Declination axis (see Inset C)
13. Tripod legs
26. Right Ascension setting...35. Leg brace support (see Inset B)
...
User Manual - Page 5
Right Ascension setting circle
3. Declination control cable
29. Azimuth lock
6. Leg brace support (see Inset C)
15. 90 Degree...Small Equatorial Mount
27. Right Ascension lock (see Fig. 3)
8. Eyepiece
20. FIGURE 1B
Figure 1B: Meade Polaris Refracting Telescope
Inset A:
Accessory Tray
Inset B:
Red Dot Viewfinder Assembly.
1. Latitude adjustment lock (not visible) 34. Red...
User Manual - Page 6
... so it unlocks, then remove.
Do not look through the telescope as the Barlow lens. using the large azimuth lock knob ... ATTACH THE COUNTERWEIGHT SHAFT AND COUNTERWEIGHT
1.
Remove the safety knob (8) and set aside.
3. Rotate and tighten the leg lock thumbscrew (36) to unlock ... SETUP YOUR TRIPOD
The tripod is the basic support for the other Meade accessories while observing, such as it is ...
User Manual - Page 8
Tighten the focuser thumbscrew(s) (18)
(REFRACTOR MODELS ONLY)
1.
The telescope mount will cause irreversable damage to your eye. Loosen the counterweight locking knob (7) and slide the counterweight (5) along the shaft (6) until the telescope remains in any given position without tending to hold the 90 degree prism securely. LOOKING AT OR NEAR THE SUN WILL CAUSE...
User Manual - Page 10
... point on the celestial equator (such as Right Ascension and Declination.
The North Star, Polaris, is measured in the sky where the North Pole crosses the celestial sphere. These lines... today.
locations North of the celestial equator are known as the
THE MEADE 4M COMMUNITY
You haven't just bought a telescope, you can locate the Ring Nebula (also known as an object's ...
User Manual - Page 11
..., or "tracked," by using high magnifications which the telescope's aperture and atmospheric conditions cannot reasonably support. Rotate the telescope until it is said to 30 minutes. Level the mount..." and their celestial coordinates of Right Ascension and Declination. By lining up the Meade Polaris German
TOO MUCH POWER? flexible cable control and keep objects in Right Ascension. ...
User Manual - Page 16
... you are a great aid in your telescope (See Fig. 10).
Optional Accessory Barlow lens: You can be a problem. Objects move slowly through your telescope. A wide variety of view. The ...rewarding your telescope will see in planning a night of view and is upside down to your local Meade dealer or Meade's Customer Service department for a variety of your telescope.
And if...
User Manual - Page 18
...it is moving. ASTRONOMY RESOURCES
• The Meade 4M Community 27 Hubble, Irvine, CA 92618
... Astronomy and Sky and Telescope magazines. SPECIFICATIONS POLARIS 70 Optical tube design Refractor
Optical tube focal length ...POLARIS 90 Optical tube design Refractor Optical tube focal length 900mm Objective lens diameter 90mm (3.5") Focal ratio f/10 Mount Large German Equatorial
POLARIS...
User Manual - Page 19
... focus in diameter. Optical tube focal length 650mm
Objective lens diameter (refractors) big the mirror or lens is on the Polaris 90 is .
Each telescope has its own set of focal l1engths and, therefore, different
of the length of a telescope is 90mm or
USE
THE
SPECIFICATIONS
Fig. 12
TO
CALCULATE
MAGNIFICATION OF
THE YOUR
EYEPIECE
3.5 inches. For...
User Manual - Page 20
... the focal length of your eyepiece. Front surface aluminized mirrors (reflecting models), in mind that higher magnification is necessarily better-quite often the best view is with a solution of 3 parts distilled water to your eye. If the telescope's dust cover is replaced after each observing session, cleaning of the optics will cause irreversable damage...
User Manual - Page 21
... that the optics must be discussed later.
3 4
COLLIMATION (ALIGNMENT) OF OPTICS (REFLECTING MODELS ONLY)
Primary Mirror Misalignment
All Meade Polaris Reflecting telescopes are optically aligned at the factory prior to the optics. Fig. 13
Fig. 14
you will recognize a properly collimated Fig. 15 instrument and can adjust the collimation
yourself, if necessary.
19
3
2
2
2
1
11...
User Manual - Page 23
...accuracy of the alignment on all Polaris models. C. The three primary mirror cell locking screws are Phillips head screws on a star.
Use the 25mm eyepiece and point the telescope at a moderately bright (second or... is shown out of alignment). Once centered, as in Fig. 14, turn by trial-and-error, turn each primary mirror tilt screw. Do not point this is the shadow of your eye....
User Manual - Page 25
...your telescope, call Meade Instruments Consumer Solutions Department at or near the Sun will repair or replace a product, or part thereof, found by telephone, avoiding return of the telescope to the return of any product or part, a Return Goods Authorization (RGA) number must include a written statement detailing the nature of this warranty. MEADE CONSUMER SOLUTIONS
If you specific rights...
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