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Orion 9874 instruction manual OrionTelescopes.com, Atlas 10 EQ, instruction Manual

Models: 9874

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instruction Manual
Orion®
Atlas™ 10 EQ
#9874 Equatorial Reflector Telescope
	Customer Support (800)‑676-1343
	E-mail: support@telescope.com
	Corporate Offices (831)‑763-7000
	89 Hangar Way, Watsonville, CA 95076
Providing Exceptional Consumer Optical Products Since 1975	OrionTelescopes.com
	IN 214 Rev. B 05/09

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Orion instruction manual OrionTelescopes.com, Atlas 10 EQ, instruction Manual, #9874 Equatorial Reflector Telescope

Contents

Orion OrionTelescopes.comAtlas 10 EQ instruction ManualTube ring mounting plate Tube ring mounting plate lock‑knobs 2. Parts List Table of Contents3. Assembly 1. UnpackingInstalling the Finder Scope 4. Balancing the Telescope Note about the Atlas 10 EQ Mount WeightInserting the Eyepiece a.b c.dFocusing the Telescope 5. Using Your TelescopeFocusing the finder scope Viewing with EyeglassesUsing 2 eyepieces 6. Setting Up and Using the Equatorial Mount1200mm = 48x 25mm 1200mm = 120x 10mmAlignment of the Polar Axis Finder Scope Using the Polar Axis Finder ScopeUsing the Polar Axis Finder Scope Figure 9. The optional polar axis finder scopeOperation of the Atlas Mount Motor Drives Additional Note Regarding Focusing the Polar Axis Finder ScopeUnderstanding the Setting Circles Using the R.A. and Dec. Reversal SwitchesCalibrating the Declination Setting Circle R.A. 5h 35.4m Dec. - 5Finding Objects With the Setting Circles Calibrating the Right Ascension Setting CircleConfused About Pointing the Telescope? a b.c d.e 7. Collimating Aligning The MirrorsNote About the 2 Focuser The Collimation Cap and Mirror Center Mark15.16 Adjusting the Primary Mirror8. Astronomical Observing Star-Testing the TelescopeA. Site Selection B. Seeing and TransparencyA. The Moon D. Let Your Eyes Dark-AdaptB. The Sun Eyepiece SelectionC. The Planets How to Find Deep-sky Objects StarhoppingD. The Stars E. Deep-Sky ObjectsMoon Photography 9. AstrophotographyPlanetary Photography Cleaning Lenses 10. Care and MaintenanceCleaning Mirrors “Piggyback Photography”11. Specifications One-Year Limited Warranty Customer Support Help Line 800 676-1343 Day or EveningOrion Telescopes & Binoculars 89 Hangar Way, Watsonville, CA

instruction Manual

Orion®

Atlas™ 10 EQ

#9874 Equatorial Reflector Telescope

Providing Exceptional Consumer Optical Products Since 1975

OrionTelescopes.com