Orion instruction manual Orion Atlas 8 EQ

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INSTRUCTION MANUAL

Orion®

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			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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Contents Orion Atlas 8 EQ Page Parts List Table of ContentsUnpacking Assembly Balancing the Telescope Installing the Finder ScopeInserting the Eyepiece Focusing the Telescope Using Your TelescopeFocusing the finder scope Viewing with EyeglassesEquatorial Mount Setting Up and UsingPolar Alignment Using the Polar Axis Finder ScopeAlignment of the Polar Axis Finder Scope Operation of the Atlas Mount Motor Drives Understanding the Setting Circles Using the R.A. and Dec. Reversal SwitchesCalibrating the Declination Setting Circle H 35.4m Dec. -5Finding Objects With the Setting Circles Calibrating the Right Ascension Setting CircleConfused About Pointing the Telescope? Collimation Cap and Mirror Center Mark Collimating Aligning The MirrorsAligning the Secondary Mirror Adjusting the Primary Mirror Astronomical Observing Star-Testing the TelescopeObserving Tips What to Expect Eyepiece SelectionMoon SunPlanets How to Find Deep-sky Objects StarhoppingStars Deep-Sky ObjectsMoon Photography AstrophotographyPlanetary Photography Cleaning Lenses Care and MaintenanceCleaning Mirrors Piggyback PhotographySpecifications One-Year Limited Warranty