Meade Instruments Corporation
Instruction Manual
LXD55-Series Telescopes
Page
Easy Align U.S. patent 6,392,799 and other patents pend- ing
CONTENTS
2003 Meade Instruments Corporation
J I H g f e d C B
TELESCOPE FEATURES
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Fig. 1c The LXD55-Series Tripod
Fig. 1d The LXD55-Series Mount
2$2%
Fig. 1e The LXD55-Series Computer Control Panel see 2$ above
8 x 50mm achromatic refractors models or 6 x 30mm Schmidt-Newtonian
Diagonal not shown, achromatic refractor models only Provides a more
LXD55-SeriesYour Personal Window to the Universe
Computer Control Panel see Fig. 1e
2# 2$
Join an Astronomy Club, Attend a Star Party
LXD55 TIPS
Features
AUTOSTAR FEATURES
Tour the Cosmos with Just the Push of a Button
Local Time and Local Sidereal Time LST Timer and Alarm Status
Note Pressing MODE repeatedly while in the “Select Item” level moves
Press MODE again to return to the previous menu
Autostar to the topmost screen “Select Item Object.”
Telescope Assembly
How to Assemble Your Telescope
Motor Assembly
Accessories
Attach viewfinder bracket Achromatic refractor and Schmidt-Cassegrain
Balancing the Telescope
Note Remember to turn off the LED when you are not using the reticle
Choosing an Eyepiece
Aligning the Viewfinder
Fig. 14 Viewfinder Alignment
Too Much Power?
Observing by Moving the Telescope Manually
LXD55 TIPS
Slew Speeds Autostar Models Only
Activate the Arrow Keys Autostar Models Only
x sidereal 0.25 arc-min/sec or 0.004/sec
Observe the Moon
Setting the Polar Home Position
Tracking Objects
Using Autostars GO TO Capabilities Autostar Models Only
Observe a Star using the Automatic Tracking Feature
Which One’s the Alignment Star?
Initializing Autostar Autostar Models Only
Moving Through Autostar’s Menus Autostar Models Only
Training the Drive Autostar Models Only
Go To Saturn Autostar Models Only
Easy Alignment Autostar Models Only
Using the Guided Tour Autostar Models Only
Autostar
Autostar Navigation Exercise
Example
To Calculate Sunset time
Navigating Autostar
Entering Data into Autostar
Look into the Future
LXD55 TIPS
Select Item Setup
AUTOSTARS MENUS
Select Item Object
Select Item Event
Object Menu
MENUS
Glossary Menu
Event Menu
Utilities Menu
Never use a Meade
Setup Menu
LXD55 TIPS Observing Considerations
c. Custom Allows entry of user-defined tracking rates
Note Autostar compensates for daylight savings time, if selected. See
LXD55 TIPS
Surf the Web
Statistics provides basic statistical data about Autostar, including
Version Shows the current version of the Autostar software
To Add a Site to the user-defined site list
Adding Observing Sites
To Edit a Site
USEFUL AUTOSTAR PROCEDURES
To GO TO a user-entered object
Using Autostar to Find Objects Not in the Libraries
Landmarks
Observing Satellites
To Add a landmark to the database
To Select a landmark from the database
To Check on the Available Memory
To perform a Landmark Survey
PHOTOGRAPHY
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A few tips on photography with the LXD55-Series telescopes
Fig. 24 Series 4000 Eyepieces Fig. 25 #140 2x Barlow Lens
OPTIONAL ACCESSORIES
Fig. 26 #905 Variable Polarizer
Fig. 27 Series 4000 8 - 24mm Zoom Eyepiece
Fig. 28 Series 4000 Photo-Visual Fig. 29 Series 4000 Nebular Filters
Fig. 30 #505 Cable Connector Kit
Page
Alignment Collimation of the Schmidt-Newtonian Optical System
General Maintenance
MAINTENANCE
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Alignment Collimation of the Schmidt-Cassegrain Optical System
Fig. 33a Defocused star images. Misaligned 1, 2, Aligned
Caution Do not force the three collimation
Inspecting the Optics
Meade Customer Service
6 f/5 Model SN-6, SN-6EC Specifications
SPECIFICATIONS
8 f/4 Model SN-8, SN-8EC Specifications
5 f/9.3 Model AR-5, AR-5EC Specifications
10 f/4 Model SN-10 Specifications
6 f/8 Model AR-6 Specifications
Autostar Specifications
8 f/10 Model SC-8 Specifications
Autostar Dimensions
APPENDIX A CELESTIAL COORDINATES
Setting Circles
One- and Two-Star Polar Alignment
Locating the Celestial Pole
One-Star Polar Alignment
Two-Star Polar Alignment
To align your telescope to North using the polar alignment viewfinder
Axis Alignment Procedure
Procedure #1 To correct for attitude misalignment
The Polar Alignment Viewfinder
Procedure #2 To correct for elevation misalignment
Tips
Star Charts
LXD55 TIPS
Method 2 Axis Alignment Using Autostar
Latitude Chart for Major Cities of the World
APPENDIX C LATITUDE CHART
City
State/Prov./Country
Light No
APPENDIX D EC HANDBOX
Light Status
See pages 17 and 18 for more information
To move the telescope using the Electronic Controller
Modes of Operation
Slew Speeds
Note The tracking rate can be increased by up to 65%
Tracking Rates
Note The tracking rate can be decreased by up to 65%
Optional Autostar Computer Controller for LXD55 EC Users
Changing the Polar Mode
Fig. 47 Indicator Light Key for Changing the Polar Mode
Note The tracking rate can be increased by up to 65%
APPENDIX E MOUNTING THE MODEL SC-8 SCHMIDT- CASSEGRAIN OPTICAL TUBE
How to Attach the Optical Tube to the Mount
Autostar Glossary
APPENDIX F BASIC ASTRONOMY
Objects in Space
The Moon
Deep-Sky Objects
Planets
Fig. 53 The Pleiades is one of the most beautiful open clusters
LXD55 TIPS
Further Study
Topics
Books
Page
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