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Orion instruction manual #9873 Equatorial Reflector Telescope, Orion Atlas 8 EQ

Models: 8 EQ

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INSTRUCTION MANUAL

Orion®

Atlas™ 8 EQ

#9873 Equatorial Reflector Telescope

			Customer Support (800) 676-1343
			E-mail: support@telescope.com
			Corporate Offices (831) 763-7000
			Corporate Offices (831) 763-7000
Providing Exceptional Consumer Optical Products Since 1975			P.O. Box 1815, Santa Cruz, CA 95061

IN 213 Rev. A 12/02

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Orion instruction manual #9873 Equatorial Reflector Telescope, Orion Atlas 8 EQ, Customer Support, Corporate Offices

Contents

Orion Atlas 8 EQ #9873 Equatorial Reflector TelescopeCustomer Support Corporate OfficesTube ring mounting plate 2. Parts List Table of Contents1. Unpacking Figure 3b 3. AssemblyInstalling the Finder Scope 4. Balancing the TelescopeNote about the Atlas 8 EQ Mount Weight Inserting the EyepieceFocusing the Telescope 5. Using Your TelescopeFocusing the finder scope Viewing with EyeglassesEquatorial Mount 6. Setting Up and Using theUsing the Polar Axis Finder Scope Using the Polar Axis Finder ScopePolar Alignment Alignment of the Polar Axis Finder ScopeOperation of the Atlas Mount Motor Drives Understanding the Setting Circles Using the R.A. and Dec. Reversal SwitchesCalibrating the Declination Setting Circle R.A. 5h 35.4m DecFinding Objects With the Setting Circles Calibrating the Right Ascension Setting CircleConfused About Pointing the Telescope? Note About the 2 Focuser 7.Collimating Aligning The MirrorsThe Collimation Cap and Mirror Center Mark Aligning the Secondary MirrorAdjusting the Primary Mirror Star-Testingthe Telescope 8. Astronomical ObservingA. Site Selection B. Seeing and TransparencyEyepiece Selection D. Let Your Eyes Dark-AdaptWhat to Expect A. The MoonC. The Planets How to Find Deep-skyObjects StarhoppingD. The Stars Deep-SkyObjectsMoon Photography 9. AstrophotographyPlanetary Photography Cleaning Lenses 10. Care and MaintenanceCleaning Mirrors “Piggyback Photography”11. Specifications One-YearLimited Warranty Orion Telescopes & BinocularsPost Office Box 1815, Santa Cruz, CA

INSTRUCTION MANUAL

Orion®

#9873 Equatorial Reflector Telescope

Customer Support (800) 676-1343

E-mail: support@telescope.com

Corporate Offices (831) 763-7000

P.O. Box 1815, Santa Cruz, CA 95061