Orion 9966 instruction manual

Page 19

Image 19

Contents #9966 Dobsonian Reflecting Telescope Orion SkyQuest XT12 ClassicLeft side panel Parts List Table of ContentsUnpacking Assembly of the Optical Tube AssemblyBox #3 Primary Mirror and Cell Locate the area of tube that is bulging out Assembly of the Dobsonian baseInstalling the Eyepiece Rack Tighten the six side screws installed earlierPlacing the Optical Tube on the Dobsonian Base Installing the CorrecTension XT Friction Optimization SystemInstalling the Finder Scope Using Your TelescopeInserting an Eyepiece Aligning the Finder Scope Focusing the TelescopeAltitude and Azimuth Viewing with Eyeglasses1500mm 25mm Focusing the Finder ScopeAiming/Pointing the Telescope MagnificationTransporting the Telescope Collimation Aligning The MirrorsCollimation Cap and Mirror Center Mark Aligning the Secondary Mirror Adjusting the Primary MirrorSeeing and Transparency Star-Testing the TelescopeAstronomical Observing Site SelectionEyepiece Selection Cooling the TelescopeLet Your Eyes Dark-Adapt Tracking Celestial ObjectsSun Use of 2 EyepiecesAstronomical Objects MoonDeep-Sky Objects How to Find Deep-sky Objects StarhoppingCleaning Mirrors Care and MaintenanceSpecifications Cleaning LensesPage Page One-Year Limited Warranty