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Celestron 8i manual

Models: 8i

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Celestron 8i 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 StarPointer Finderscope Eyepiece Star Diagonal Visual Back 2 Battery CompartmentOn/Off Switch With the NexStar powered on, press ENTER to begin an alignment Locking Knob Assembling the NexStarMounting the Telescope to the Tripod Center Support Rod Accessory TrayFigure 1-3 The NexStar can be powered with 8 AA batteries Powering the NexStarThe Hand Control The Star DiagonalFigure 1-5 The Star Pointer Finderscope with Mounting Bracket Star Pointer InstallationThe Eyepiece The Star Pointer FinderscopeStar Pointer Operation The NexStar Computerized Hand Control Double Stars Hand Control OperationNamed Stars Named ObjectsHint Alignment ProceduresAuto Two-Star Align HelpfulObserving Tip Two Star AlignmentHelpful HintSelecting an Object Object CatalogEQ North / EQ South Alignment NexStar Re-AlignmentHelpful Hint Finding PlanetsTour Mode Slewing to an Object= 1x sidereal Setup ProceduresDirection Buttons Rate ButtonLunar Used for tracking the moon when observing the lunar landscape MENU Scope Setup FeaturesUtility Features Helpful Hint TRACKING MODE VIEW TIME-SITE SCOPE SETUPGPS ON/OFF WEDGE ALIGN LIGHT CONTROL FACTORY SETTING VERSION NexStar ReadyInverted image, as viewed with the eyepiece directly in telescope Image OrientationActual image orientation as seen with the unaided eye Reversed from left to right, as viewed with a Star DiagonalDetermining Field of View FocusingCalculating Magnification 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 PoleLunar Observing Hints Observing the MoonObserving the Planets Observing the SunSky Illumination Observing Deep Sky ObjectsSeeing Conditions TransparencyPage Short Exposure Prime Focus Photography Quarter Eyepiece ProjectionLunar Phase CrescentMercury Long Exposure Prime Focus PhotographyPlanet Moon10. Open the shutter using a cable release 1. Polar align the telescope using an optional equatorial wedge2. Remove all visual accessories 6. Set the shutter speed to the B settingReducing Vibration Terrestrial PhotographyCCD Imaging MeteringCorrector Plate Collimation Screws Care and Cleaning of the OpticsCollimation 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 Mechanical Specifications APPENDIX A - TECHNICAL SPECIFICATIONSOptical Specification Electronic SpecificationsComplete Caldwell Complete Messier CatalogComplete IC Catalog 5,386Appendix 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 WARRANTYItem # 11022-XLT-SE-INST 11-04 $10.00 Celestron 2835 Columbia Street Torrance, CA Tel. 310 Fax. 310Copyright 2004 Celestron All rights reserved Products or instructions may change without notice or obligation