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Orion Observer II 70mm Altazimuth Refractor Instruction Manual

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Orion
®
Altazimuth Refractor
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Providing Exceptional Consumer Optical Products Since 1975
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.
INSTRUCTION MANUAL
Observer
#10275
Copyright © 2017 Orion Telescopes & Binoculars
II 70mm
™
®
Customer Support:
www.OrionTelescopes.com/contactus
Corporate Offices:
89 Hangar Way, Watsonville CA 95076 – USA
IN 580 06/17

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Summary of Contents for Orion Observer II 70mm Altazimuth Refractor

  • Page 1 Copyright © 2017 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 580 06/17...

  • Page 2: Table Of Contents

    Congratulations on your purchase of an Orion telescope. Your new Observer II 70mm Altazimuth Refractor is a terrific starter instrument for exploring the exotic wonders of the night sky. Designed to be compact and easy to use, it will provide many hours of enjoyment for the whole family.
  • Page 3 Figure 1. The parts of the Observer II 70 Altaz telescope.

  • Page 4: Assembly

    2. Assembly 7. To attach the red dot finder scope (K) to the optical tube, orient the finder scope as shown in Figure 9 and slide 1. Attach the three aluminum tripod legs (A) to the yoke the bracket foot into the finder scope base until it clicks. (To remove the finder scope, press the small tab at the mount (B) (Figure 3a) with the three hinged leg brac- es facing inward.

  • Page 5: Preparing The Telescope For Operation

    Accessory tray Screw head Washer Washer Wing nut Figure 4. Thread a leg lock thumbscrew onto each tripod leg as shown, being careful not to overtighten. Figure 5. Attach the accessory tray to each of the tripod three and secure it by lightly tightening the thumbscrew on the leg brace supports using the provided hardware.

  • Page 6: Astronomical Observing

    Because making fine-adjustments in the altitude of the tele- appear in the field of view somewhere near the red dot. scope can be difficult, the Observer II 70mm Altazimuth refractor comes equipped with an altitude micro-motion rod and thumb- 5. You’ll want to center the target object on the red dot.
  • Page 7 Eyepiece Yoke knob Focuser Altitude lock drawtube knob Micro-motion rod Thumbscrew Thumbscrew Star diagonal Focus wheel Thumbwheel Figure 12. The micro-motion rod and thumbwheel allow fine Figure 10. Secure the star diagonal in the focuser drawtube with the thumbscrew on the drawtube collar, then install the altitude pointing control.
  • Page 8 Figure 13. The Kellner eyepieces have barrels threaded to ter). You’ll find that the Moon filter improves viewing comfort, and accept optional Orion 1.25" filters. A Moon filter is useful for cut- helps to bring out subtle features on the lunar surface.

  • Page 9: Worthwhile Optional Accessories

    Orion, for instance, Your refractor telescope requires very little mechanical mainte- you won’t have much luck locating the Orion Nebula. A simple nance. The optical tube has a smooth painted finish that is fairly planisphere, or star wheel, can be a valuable tool for learning scratch-resistant.

  • Page 10: Specifications

    One-Year Limited Warranty This Orion product is warranted against defects in materials or workmanship for a period 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 &...

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