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Looking at or near the Sun will cause irreversable damage to your eye. Do not point this telescope at or near the
Sun. Do no
t look thr
ough the t
elescope as it is moving.
8” LX90 Specifications
Optical design ............................................................Schmidt-Cassegrain
Clear aperture ............................................................8"
Focal length ................................................................2000mm
Focal ratio (photographic speed) ..............................f/10
Viewfinder....................................................................8 x 50 finder
SmartFinder ................................................................Red dot projected onto finder’s lens
Coatings ....................................................................Meade EMC Super Multi-Coatings
Mounting ....................................................................Cast-aluminum, double-tine forks
Gears ........................................................................4.9"-dia worm gears, both axes
Alignment
..................................................................Altazimuth or equatorial w/optional wedge
5 arc-minutes in GO TO mode
1x sidereal to 6.5
°/sec in 9 increments
Tripod ..........................................................................Variable-height field tripod
Accessories ................................................................1.25" diagonal prism
Super Plössl 26mm eyepiece
16-channel GPS receiver
True-level electronic sensor
10” LX90 Specifications
Optical design ............................................................Schmidt-Cassegrain
Clear aperture ............................................................10"
Focal length ................................................................2500mm
Focal ratio (photographic speed) ..............................f/10
Viewfinder....................................................................8 x 50 finder
SmartFinder ................................................................Red dot projected onto finder’s lens
Coatings ....................................................................Meade EMC Super Multi-Coatings
Mounting ....................................................................Cast-aluminum, double-tine forks
Gears ........................................................................4.9"-dia worm gears, both axes
Alignment ..................................................................Altazimuth or equatorial w/optional wedge
5 arc-minutes in GO TO mode
1x sidereal to 6.5°/sec in 9 increments
Tripod ..........................................................................Variable-height field tripod
Accessories ................................................................1.25" diagonal prism
Super Plössl 26mm eyepiece
16-channel GPS receiver
True-level electronic sensor
SPECIFICATIONS
- Instruction Manual 1
- WARNING! 2
- CONTENTS 3
- QUICK-START GUIDE 4
- A U T O S T A R 5
- Side View 6
- Rear View 6
- Computer Control Panel 6
- 1@ GPS Receiver: Receiv 7
- To Attach the Handbox Holder: 8
- AUTOSTAR FEATURES 9
- SLEW SPEEDS, page 17. The 11
- SLEW SPEEDS, page 11
- INITIALIZA 11
- TION, ALIGNMENT 11
- GETTING STARTED 12
- Battery 13
- Compartment 13
- Using SmartFinder 14
- Choosing an Eyepiece 14
- Aligning SmartFinder 15
- Aligning the Viewfinder 15
- OBSERVING 16
- Slew Speeds 17
- Observe the Moon 17
- Astronomical Observing 18
- APPENDIX A,” page 50 19
- Go To Saturn 20
- Using the Guided Tour 20
- LX90 Tips 21
- The Global Positioning System 21
- Detecting True Level 21
- Finding True North 21
- BASIC AUTOSTAR OPERATION 22
- Entering Data into AutoStar 23
- Navigating AutoStar 23
- LX90 TIPS 23
- MENUS AND MENU OPTIONS 24
- Object Menu 25
- Event Menu 26
- Glossary Menu 26
- Utilities Menu 26
- Observing Considerations 27
- Setup Menu 28
- Time Zone Shift 30
- ADVANCED AUTOSTAR FEATURES 31
- Observing Satellites 33
- Landmarks 37
- Identify 38
- Alternate Alt/Az Alignments 38
- Easy (Two-Star) Alignment 39
- Two-Star Alt/Az Alignment 39
- One-Star Alt/Az Alignment 40
- PHOTOGRAPHY WITH THE LX90 41
- Fig. 17b: The Lunar 42
- Planetary Imager 42
- Fig. 17a: Meade Deep 42
- Sky Imager 42
- OPTIONAL ACCESSORIES 43
- MAINTENANCE 45
- Inspecting the Optics 47
- Look into the Future 47
- SPECIFICATIONS 48
- 12” LX90 Specifications 49
- AutoStar Specifications 49
- AutoStar Dimensions 49
- Star Charts 49
- Polar Alignment 50
- Celestial Coordinates 50
- Little Dipper 51
- Cassiopeia 51
- EQUATORIAL WEDGE 52
- Precise Polar Alignment 53
- APPENDIX B: HELPFUL CHARTS 55
- Further Study 56
- BASIC ASTRONOMY 57
- (800) 626-3233 60
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