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Orion SkyQuest XT Series Instruction Manual

Orion SkyQuest XT Series Instruction Manual

Classic dobsonians

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Orion SkyQuest
XT Classic Dobsonians
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A N E M P L O Y E E - O W N E D C O M P A N Y
Copyright © 2020 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.
INSTRUCTION MANUAL
XT6 #8944, XT8 #8945, XT10 #8946
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
IN 165 Rev. G 07/14

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Summary of Contents for Orion SkyQuest XT Series

  • Page 1 A N E M P L O Y E E - O W N E D C O M P A N Y Copyright © 2020 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 &...
  • Page 2 Secondary mirror with 4-vane spider (not shown) EZ Finder II Eyepiece Focus knob Optical tube Altitude side bearing CorrecTension Friction Right side panel Optimization System Front brace Pull loop Handle Left side panel Top baseplate Ground baseplate Figure 1. The SkyQuest XT Dobsonian (XT6 pictured)
  • Page 3: Unpacking

    In the event that the telescope needs to be shipped to 1/4" washers (black) another location, or returned to Orion for warranty repair, hav- ing the proper shipping containers will help ensure that your Phillips-head screws (black, length 1-3/4") telescope will survive the journey intact.
  • Page 4: Assembly

    Figure 3. Set the optical tube on the “cradle” of the base so that the altitude side bearings on the tube rest on the white plastic “pads,” and the finder is facing away from the front brace (Part B). 3. Attach the two sides (C) with the front brace attached to the top baseplate (D) with the remaining six base assembly screws in the predrilled holes.
  • Page 5 Power knob Azimuth adjustment knob Altitude adjustment knob Battery casing Thumbscrews Dovetail mounting bracket Figure 5. The EZ Finder II Figure 4. Position the tube on the mount pointed vertical. Place the front of the sight with your hand to be able to see the the rubber bumper “stop”...
  • Page 6: Using Your Telescope

    Altitude side bearing Black nylon Screw with spacers round knob Spring Phillips-head 1/4" washer screw (black) (black) Pull loop Figure 6. Close-up view of the CorrecTension system, which pulls the tube assembly down onto the altitude bearing pads. cradle. The screw will thread into the preinstalled insert in the hole.
  • Page 7 Naked-eye view Altitude View through and telescope Figure 10. The view through a reflector telescope is upside down. Azimuth gently—let it glide. In this way you can point the telescope to any position in the night sky, from horizon to horizon. Figure 8.
  • Page 8 Aligning the EZ Finder II small adjustments to the telescope’s position until the object is centered on the red dot of the EZ Finder. Now, look in the When the EZ Finder II is properly aligned with the telescope, telescope’s eyepiece and enjoy the view! an object that is centered on the EZ Finder II’s red dot should also appear in the center of the field of view of the telescope’s Magnification...
  • Page 9 Figure 11. Picking up and carrying the SkyQuest as a single unit (with tube held captive on the base) requires some caution. (a) First, position the tube vertically. Then, grasp the handle on the base with one hand while supporting the tube with the other.
  • Page 10: Specifications

    4. Specifications SkyQuest XT6 SkyQuest XT8 Primary mirror Primary mirror focal length: 1200mm focal length: 1200mm Primary mirror diameter: 150mm Primary mirror diameter: 203mm Focal Ratio: f/8.0 Focal Ratio: f/5.9 Focuser: Rack and pinion, Focuser: Crayford, accepts 2" eyepieces accepts 1.25" eyepieces and 1.25"...
  • Page 11 SkyQuest XT10 Primary mirror focal length: 1200mm Primary mirror diameter: 254mm Focal Ratio: f/4.7 Focuser: Crayford, accepts 2" and 1.25" eyepieces with included adapter, collimatible Optical tube material: Rolled steel Eyepiece: 25mm Sirius Plössl, fully coated with multi-coatings, 1.25" barrel diameter Magnification with supplied eyepiece:...
  • Page 12 A N E M P L O Y E E - O W N E D C O M P A N Y Copyright © 2020 Orion Telescopes & Binoculars. All Rights Reserved. No part of this product instruction or any of its contents...

This manual is also suitable for:

Skyquest xt6Skyquest xt8Skyquest xt10894489458946