ORION TELESCOPES & BINOCULARS AstroView 6 EQ Instruction Manual
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ORION TELESCOPES & BINOCULARS AstroView 6 EQ Instruction Manual

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INSTRUCTION MANUAL
Orion
AstroView
6 EQ
®
™
Equatorial Newtonian Reflector Telescope #55027
Corporate Offices: 89 Hangar Way, Watsonville CA 95076 - USA
Toll Free USA & Canada: (800) 447-1001
International: +1(831) 763-7000
Customer Support: support@telescope.com
A N E M P L O Y E E - O W N E D C O M P A N Y
Copyright © 2022 Orion Telescopes & Binoculars. All Rights Reserved. No part of this product instruction or any of its contents
may be reproduced, copied, modified or adapted, without the prior written consent of Orion Telescopes & Binoculars.
IN 674 6-22

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Summary of Contents for ORION TELESCOPES & BINOCULARS AstroView 6 EQ

  • Page 1 INSTRUCTION MANUAL Orion AstroView 6 EQ ® ™ Equatorial Newtonian Reflector Telescope #55027 Corporate Offices: 89 Hangar Way, Watsonville CA 95076 - USA Toll Free USA & Canada: (800) 447-1001 International: +1(831) 763-7000 Customer Support: support@telescope.com A N E M P L O Y E E - O W N E D C O M P A N Y Copyright ©...

  • Page 2: Table Of Contents

    Contents Congratulations on your purchase of a quality Orion telescope. Your new AstroView 6 is designed Unpacking for high-resolution viewing of astronomical objects. With its precision optics and equatorial mount, II. Parts List you’ll be able to locate and enjoy hundreds of fas- III.

  • Page 3: Unpacking

    I. Unpacking The entire telescope system will arrive in one box. Be care- Retaining ful unpacking the box. We recommend keeping the original clip shipping container. In the event that the telescope needs to be shipped to another location, or returned to Orion for warranty repair, having the proper shipping container will help ensure that your telescope will survive the journey intact.
  • Page 4 Dovetail saddle Saddle clamp knobs Dec. lock knob R.A. lock knob Dec. slow-motion cable R.A. slow-motion cable Safety stop Figure 4. A ) Thread the counterweight shaft onto the mount. ) After removing the safety stop, slide the counterweight onto the shaft.

  • Page 5: Balancing The Telescope

    Figure 7. Inserting an eyepiece into the 2" focuser. IV. Balancing the Telescope To ensure smooth movement of the telescope on both axes of the equatorial mount, it is imperative that the optical tube be properly balanced. First we’ll balance the telescope with respect to the R.A.

  • Page 6: Using The Ez Finder Ii Finder Scope

    Red LED Power knob Azimuth adjustment knob Battery cover Altitude adjustment knob Figure 10. Features of the EZ Finder II. 4. To balance the telescope on the Dec. axis, first tighten the R.A. lock knob, with the counterweight shaft still in the hori- zontal position.

  • Page 7: Polar Alignment

    field of view. If not, recenter it and adjust the EZ Finder II's alignment again. When the object is centered in the eyepiece and on the EZ Finder's red dot, the EZ Finder II is properly aligned with the telescope. Replacing the Battery Should the battery ever die, replacement 3-volt lithium bat- teries are available from many retail outlets.

  • Page 8: Control Cables

    The object should now be visible somewhere in the field of Dec. setting view of the EZ Finder II. If it isn’t, use the slow-motion controls circle to scan the surrounding area of sky. Note: when using the slow motion cables, the R.A. and Dec lock knobs should be tight- ened, not loose.
  • Page 9 Reflective surface Primary mirror of collimation center mark Figure 15. Collimating the optics. (a) When the mirrors are properly aligned, the view down the focuser drawtube should look like this (b) With the collimation cap in place, if the optics are out of alignment, the view might look something like this.

  • Page 10: Collimating The Optics (Aligning The Mirrors)

    Pull screw Push screw Push screw Pull screw Out of collimation Collimated Figure 18. A star test will determine if a telescope’s optics are properly collimated. An unfocused view of a bright star through the eyepiece should appear as illustrated on right if optics are Push screw Pull screw perfectly collimated.

  • Page 11: Using Your Telescope-Astronomical Observing

    Star-Testing the Telescope several turns. Now hold the mirror holder stationary (be careful not to touch the surface of the mirrors), while turning the center When it is dark, point the telescope at a bright star and accu- larger Allen setscrew (Figure 16). Turning the screw clockwise rately center it in the eyepiece’s field of view.
  • Page 12 Cooling the Telescope All optical instruments need time to reach “thermal equilibri- um” . The bigger the instrument and the larger the temperature change, the more time is needed. Allow at least 30 minutes for your telescope to cool to the temperature outdoors. In very cold climates (below freezing), it is essential to store the tele- scope as cold as possible.
  • Page 13 phases, you’ll get a new view of the Moon every night. The No surface markings can be seen on Venus, which is always best time to observe our one and only natural satellite is dur- shrouded in dense clouds. ing a partial phase, that is, when the Moon is NOT full. During MARS The Red Planet makes its closest approach to Earth partial phases, shadows are cast on the surface, which reveal every two years.

  • Page 14: Care And Maintenance

    tions on sight, consult a planisphere. The planisphere gives an circular motion, then remove any excess fluid with a fresh lens all-sky view and shows which constellations are visible on a tissue. Oily fingerprints and smudges may be removed using given night at a given time.

  • Page 15: Specifications

    XII. Specifications Primary mirror diameter: 6" Primary mirror coating: Aluminum with silicon dioxide (SiO2) overcoat Primary mirror figure: Parabolic Focal length: 750mm Focal ratio: f/5 Focuser: 2" Crayford, accepts 1.25" eyepieces Eyepieces: 25mm and 10mm Plössl, fully coated with multi-coatings, 1.25" Magnification: 30x (with 25mm), 75x (with 10mm) Finder scope: EZ Finder red dot finder scope Mount: German-type equatorial...
  • Page 16 One-Year Limited Warranty This Orion product is warranted against defects in materials or workmanship for a peri- od of one year from the date of purchase. This warranty is for the benefit of the original retail purchaser only. During this warranty period Orion Telescopes & Binoculars will repair or replace, at Orion’s option, any warranted instrument that proves to be defec- tive, provided it is returned postage paid.

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