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Meade LXD55 8 f/10 Model SC-8 Specifications, Autostar Specifications, Autostar Dimensions

Models: LXD55

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8" f/10 Model SC-8 Specifications

Alignment	German-type equatorial mount
Slew Speeds	1x sidereal to 4.5°/sec in 9 increments
Tripod	Variable-height field tripod
Accessories	8 x 50mm finder
	1.25" diagonal
	Super Plössl 26mm eyepiece
	1.25" and 2" eyepiece holders
	Battery pack for 8 D-cell batteries
	(user-supplied)
	Autostar Controller
Polar Finder Reticle Batteries	Maxell LR41 or equivalent
Net telescope weight	27 lbs.
Net tripod weight	45 lbs.

8" f/10 Model SC-8 Specifications

Optical design	Achromatic Refractor
Clear aperture	8" (203mm)
Focal length	2000mm
Focal ratio (photographic speed)	f/10
Resolving power	0.56 arc secs
Coatings	Meade EMC Super Multi-Coatings
	Ultra-High Transmission Coating optional
Mounting	Die-cast aluminum
Input Voltage	12v DC
Alignment	German-type equatorial mount
Slew Speeds	1x sidereal to 4.5°/sec in 9 increments
Tripod	Variable-height field tripod
Accessories	8 x 50mm finder
	1.25" diagonal
	Super Plössl 26mm eyepiece
	1.25" and 2" eyepiece holders
	Battery pack for 8 D-cell batteries
	(user-supplied)
	Autostar Controller
Polar Finder Reticle Batteries	Maxell LR41 or equivalent
Net telescope weight	24 lbs.
Net tripod weight	45 lbs.

Autostar Specifications

Processor	68HC11, 8MHz
Flash Memory	1.0MB, reloadable
Keypad	20 key alphanumeric
Display	2 line, 16 character LCD
Backlight	Red LED
Utility Light	Yes
Coil Cord	24"
Database	30,223 objects

Autostar Dimensions

Length	6.56" (16.6cm)
Width (LCD end)	3.19" (80cm)
Width (Connector end)	2.25" (57cm)
Depth	0.81" (21cm)
Autostar net weight	1.12 lbs (0.51kg)

Maxell is a trademark of Hitachi Maxell, Ltd.

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Meade LXD55 instruction manual 8 f/10 Model SC-8 Specifications, Autostar Specifications, Autostar Dimensions

Contents

LXD55-Series Telescopes Instruction ManualMeade Instruments Corporation Page 2003 Meade Instruments Corporation CONTENTSEasy Align U.S. patent 6,392,799 and other patents pend- ing Fig. 1c The LXD55-Series Tripod TELESCOPE FEATURESJ I H g f e d C B d B 1 1% g f eFig. 1e The LXD55-Series Computer Control Panel see 2$ above 2$2%Fig. 1d The LXD55-Series Mount LXD55-SeriesYour Personal Window to the Universe Diagonal not shown, achromatic refractor models only Provides a more8 x 50mm achromatic refractors models or 6 x 30mm Schmidt-Newtonian Computer Control Panel see Fig. 1e 2# 2$Join an Astronomy Club, Attend a Star Party LXD55 TIPSTour the Cosmos with Just the Push of a Button AUTOSTAR FEATURESFeatures Right Ascension and Declination astronomical coordinates Local Time and Local Sidereal Time LST Timer and Alarm StatusNote Pressing MODE repeatedly while in the “Select Item” level moves Autostar to the topmost screen “Select Item Object.”Accessories How to Assemble Your TelescopeTelescope Assembly Motor AssemblyAttach viewfinder bracket Achromatic refractor and Schmidt-Cassegrain Balancing the Telescope Note Remember to turn off the LED when you are not using the reticleFig. 14 Viewfinder Alignment Aligning the ViewfinderChoosing an Eyepiece LXD55 TIPS Observing by Moving the Telescope ManuallyToo Much Power? x sidereal 0.25 arc-min/sec or 0.004/sec Activate the Arrow Keys Autostar Models OnlySlew Speeds Autostar Models Only Tracking Objects Setting the Polar Home PositionObserve the Moon Which One’s the Alignment Star? Observe a Star using the Automatic Tracking FeatureUsing Autostars GO TO Capabilities Autostar Models Only Initializing Autostar Autostar Models Only Moving Through Autostar’s Menus Autostar Models OnlyTraining the Drive Autostar Models Only Go To Saturn Autostar Models Only Easy Alignment Autostar Models OnlyUsing the Guided Tour Autostar Models Only To Calculate Sunset time Autostar Navigation ExerciseAutostar ExampleLXD55 TIPS Entering Data into AutostarNavigating Autostar Look into the FutureSelect Item Event AUTOSTARS MENUSSelect Item Setup Select Item ObjectObject Menu MENUSNever use a Meade Event MenuGlossary Menu Utilities MenuSetup Menu LXD55 TIPS Observing Considerations c. Custom Allows entry of user-defined tracking rates Note Autostar compensates for daylight savings time, if selected. SeeVersion Shows the current version of the Autostar software Surf the WebLXD55 TIPS Statistics provides basic statistical data about Autostar, includingUSEFUL AUTOSTAR PROCEDURES Adding Observing SitesTo Add a Site to the user-defined site list To Edit a SiteTo GO TO a user-entered object Using Autostar to Find Objects Not in the LibrariesTo Add a landmark to the database Observing SatellitesLandmarks To perform a Landmark Survey To Check on the Available MemoryTo Select a landmark from the database A few tips on photography with the LXD55-Series telescopes d C BPHOTOGRAPHY Fig. 27 Series 4000 8 - 24mm Zoom Eyepiece OPTIONAL ACCESSORIESFig. 24 Series 4000 Eyepieces Fig. 25 #140 2x Barlow Lens Fig. 26 #905 Variable PolarizerFig. 28 Series 4000 Photo-Visual Fig. 29 Series 4000 Nebular Filters Fig. 30 #505 Cable Connector KitPage MAINTENANCE General MaintenanceAlignment Collimation of the Schmidt-Newtonian Optical System b c d e f g Alignment Collimation of the Schmidt-Cassegrain Optical System Fig. 33a Defocused star images. Misaligned 1, 2, Aligned Caution Do not force the three collimationInspecting the Optics Meade Customer Service8 f/4 Model SN-8, SN-8EC Specifications SPECIFICATIONS6 f/5 Model SN-6, SN-6EC Specifications 6 f/8 Model AR-6 Specifications 10 f/4 Model SN-10 Specifications5 f/9.3 Model AR-5, AR-5EC Specifications Autostar Dimensions 8 f/10 Model SC-8 SpecificationsAutostar Specifications APPENDIX A CELESTIAL COORDINATES Setting CirclesTwo-Star Polar Alignment Locating the Celestial PoleOne- and Two-Star Polar Alignment One-Star Polar AlignmentThe Polar Alignment Viewfinder Axis Alignment ProcedureTo align your telescope to North using the polar alignment viewfinder Procedure #1 To correct for attitude misalignmentProcedure #2 To correct for elevation misalignment LXD55 TIPS Star ChartsTips Method 2 Axis Alignment Using Autostar State/Prov./Country APPENDIX C LATITUDE CHARTLatitude Chart for Major Cities of the World CityLight Status APPENDIX D EC HANDBOXLight No Slew Speeds To move the telescope using the Electronic ControllerSee pages 17 and 18 for more information Modes of OperationNote The tracking rate can be decreased by up to 65% Tracking RatesNote The tracking rate can be increased by up to 65% Note The tracking rate can be increased by up to 65% Changing the Polar ModeOptional Autostar Computer Controller for LXD55 EC Users Fig. 47 Indicator Light Key for Changing the Polar ModeAPPENDIX E MOUNTING THE MODEL SC-8 SCHMIDT- CASSEGRAIN OPTICAL TUBE How to Attach the Optical Tube to the MountThe Moon APPENDIX F BASIC ASTRONOMYAutostar Glossary Objects in SpaceFig. 53 The Pleiades is one of the most beautiful open clusters PlanetsDeep-Sky Objects Books Further StudyLXD55 TIPS TopicsPage A D V A N C E D P R O D U C T S D I V I S I O N MEADE LIMITED WARRANTYMeade Instruments Corporation