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Celestron NexStar HC Celestron International 2835 Columbia Street, Torrance, CA Tel. 310 Fax. 310

Models: NexStar HC

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Celestron International

2835 Columbia Street

Torrance, CA 90503

Tel. (310) 328-9560

Fax. (310) 212-5835

Web site at http//www.celestron.com

Copyright 2000 Celestron International

All rights reserved.

(Products or instructions may change without notice or obligation.)

This device complies with Part 15 of the FCC Rule. Operation is subject to the following two conditions: 1) This device may not cause harmful interference, and 2) This device must accept any interference received, including interference that may cause undesired operations.

#11041-I Printed in China $10.00 10-00

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Celestron NexStar HC Celestron International 2835 Columbia Street, Torrance, CA Tel. 310 Fax. 310, All rights reserved

Contents

INSTRUCTION MANUAL QUICK SETUP ASSEMBLYTHE CELESTIAL COORDINATE SYSTEM INTRODUCTIONCELESTIAL OBSERVING Page Eyepiece Flip Mirror Focuser Knob6 Star Pointer Finderscope Alignment Star 8 2 7 3 6 5 4 ON/OFF SwitchBattery Compartment Optical TubeAssembling the NexStar Powering the NexStarFigure 3-1:The NexStar 4 Battery Compartment The Hand Control The EyepieceFigure 3-2– The Rear Cell with Visual Accessories EyepieceStarPointer DiagonalThe Star Pointer Finderscope Star Pointer InstallationStar Pointer Operation 3.With both eyes open, look through the glass window at the alignment star Figure The NexStar HC Hand Control The Hand Control5 1 2 4 3 Utility Features Rate ButtonRate 1For fine centering of objects in the eyepieceGuideStar Software 7 8 9 1 2 3 4 5Figure The NexStar Hand Control Alignment Procedure Hand Control OperationAuto-Align Alignment StarsENTER Object Catalog Selecting an ObjectSlewing to an Object Third Star AlignmentTour Mode Direction ButtonsRate Button Observing TipSetup Procedures Nine available slew speeds1 = 2x 2 = 4x 3 = 4 = 5 = 6= .5º / sec 7 = 1º / sec 8= 2º / sec 9= 4º / secUser Objects Utility Features Helpfulcommand functions PO W ER CO RD BATTERYNexStar Ready NexStar Menu TreeImage Orientation FigureFig 6-2a- Actual image orientation as seen with the unaided eyeFocusing Calculating MagnificationDetermining Field of View FigureGeneral Observing Hints The Celestial Coordinate System FigureMotion of the Stars FigureAligning the NexStar 4 on a Wedge Polar Alignment with optional WedgeDefinition Photography with the NexStar Attaching a Camera to the NexStarFinding the North Celestial Pole celestial poleObserving the Moon Observing the PlanetsLunar Observing Hints Planetary Observing HintsObserving the Sun Observing Deep Sky ObjectsSeeing Conditions TransparencySeeing FigureCare and Cleaning of the Optics •Super Modified Achromatic SMA Eyepieces: 11/4 to 40 of latitude Vibration Suppression Pads #93503 - These pads rest between the ground and tripod feet of your telescope. They reduce the amplitude and vibration time of your telescope when shaken by the wind or an accidental bump. This accessory is a must for long exposure prime focus photography Appendix A - Technical Specifications Optiicall SpeciifiicatiionEllectroniic Speciifiicatiions Mechaniicall SpeciifiicatiionsAppendix B - Glossary of Terms Page Page Appendix C – Maps of Time Zones Page Page Page Page Page Page Page CELESTRON ONE YEAR WARRANTY Celestron International 2835 Columbia Street Torrance, CA Tel. 310 Fax. 310Copyright 2000 Celestron International All rights reservedADDENDUM TO NEXSTAR TELESCOPE MANUAL