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Celestron 8i manual Instruction Manual

Models: 8i

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INSTRUCTION MANUAL

INSTRUCTION MANUAL

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Celestron 8i manual Instruction Manual

Contents

INSTRUCTION MANUAL Mounting the Telescope to the Tripod The Celestial Coordinate System Some of the many standard features of the NexStar include Figure 1-A - The NexStar 8i SE On/Off Switch 2 Battery CompartmentStarPointer Finderscope Eyepiece Star Diagonal Visual Back With the NexStar powered on, press ENTER to begin an alignment Mounting the Telescope to the Tripod Assembling the NexStarCenter Support Rod Accessory Tray Locking KnobThe Hand Control Powering the NexStarThe Star Diagonal Figure 1-3 The NexStar can be powered with 8 AA batteriesThe Eyepiece Star Pointer InstallationThe Star Pointer Finderscope Figure 1-5 The Star Pointer Finderscope with Mounting BracketStar Pointer Operation The NexStar Computerized Hand Control Named Stars Hand Control OperationNamed Objects Double StarsAuto Two-Star Align Alignment ProceduresHelpful HintHelpful Two Star AlignmentHint Observing TipEQ North / EQ South Alignment Object CatalogNexStar Re-Alignment Selecting an ObjectTour Mode Finding PlanetsSlewing to an Object Helpful HintDirection Buttons Setup ProceduresRate Button = 1x siderealLunar Used for tracking the moon when observing the lunar landscape MENU Scope Setup FeaturesUtility Features Helpful Hint GPS ON/OFF WEDGE ALIGN LIGHT CONTROL FACTORY SETTING VERSION VIEW TIME-SITE SCOPE SETUPNexStar Ready TRACKING MODEActual image orientation as seen with the unaided eye Image OrientationReversed from left to right, as viewed with a Star Diagonal Inverted image, as viewed with the eyepiece directly in telescopeCalculating Magnification FocusingDetermining Field of View General Observing Hints The celestial sphere seen from the outside showing R.A. and DEC The Celestial Coordinate SystemMotion of the Stars Wedge Align Polar Alignment with optional Wedgecelestial pole Finding the North Celestial PoleObserving the Planets Observing the MoonObserving the Sun Lunar Observing HintsSeeing Conditions Observing Deep Sky ObjectsTransparency Sky IlluminationPage Short Exposure Prime Focus Photography Lunar Phase Eyepiece ProjectionCrescent QuarterPlanet Long Exposure Prime Focus PhotographyMoon Mercury2. Remove all visual accessories 1. Polar align the telescope using an optional equatorial wedge6. Set the shutter speed to the B setting 10. Open the shutter using a cable releaseCCD Imaging Terrestrial PhotographyMetering Reducing VibrationCollimation Care and Cleaning of the OpticsCorrector Plate Collimation Screws To make collimation a simple procedure, follow these easy steps Page Adapter, Car Battery #18769 #94119-40 - Yellow, Deep Yellow, Violet, Pale Blue #s 8, 15, 47, 82A Page Optical Specification APPENDIX A - TECHNICAL SPECIFICATIONSElectronic Specifications Mechanical SpecificationsComplete IC Catalog Complete Messier Catalog5,386 Complete CaldwellAppendix B - Glossary of Terms Focal length resolution CONNECTICUT APPENDIX C LONGITUDES AND LATITUDESLONGITUDE LONGITUDE LONGITUDE INTERNATIONAL CANADACommunication Protocol Appendix D - RS-232 ConnectionAPPENDIX E - MAPS OF TIME ZONES Page Page Page Page Page Page Page Celestron CELESTRON TWO YEAR WARRANTYCopyright 2004 Celestron All rights reserved Celestron 2835 Columbia Street Torrance, CA Tel. 310 Fax. 310Products or instructions may change without notice or obligation Item # 11022-XLT-SE-INST 11-04 $10.00