Meade LX90-ACF 8 inch Support and Manuals
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Popular Meade LX90-ACF 8 inch Manual Pages
User Manual - Page 1
GPS Instruction Manual
8", 10", 12" LX90®-ACF Advanced Coma-Free Telescopes and 8", 10", 12" LX90®-SC Schmidt-Cassegrain Telescopes AutoStar® -
User Manual - Page 3
...174; The name "Meade", "AutoStar" and the Meade logo are trademarks of the Telescope..........46 Meade Customer Service 46 Specifications 47 Appendix A: Equatorial (Polar) Alignment 49 Appendix B: Helpful Charts 54 Appendix C: Training the Drive 55 Appendix D: Catadioptic Optical Systems 56 Warranty Information back page "Deep Sky Imager," "LX90", "LPI", "ACF", "Advanced ComaFree" and...
User Manual - Page 8
... motor drive for your LX90 telescope? Lock: Controls the manual vertical movement of the telescope. Turning the Dec. lock, be focused on left fork arm): See APPENDIX A, page 49, for more about 25 ft. Rotate the focus knob counterclockwise to focus on nearby objects.
¾ R.A. Line up the desired Declination setting with features similar to the telescope's motor...
User Manual - Page 19
...manually, or alignment will remember its database for Menu" displays. Select Alignment Procedure: "Press 0 to setup the telescope.... 2, 7) on the worm gear. Attempts a "GPS Fix":...model of the Setup menu is set the home position. Training the drive improves your telescope's pointing precision. IMPORTANT NOTE: The "Telescope: Mount" option of your telescope...telescope then tests the motor function of...
User Manual - Page 24
... Setup
Align Easy One Star Two Star
Date Time Daylight Saving Telescope
Telescope Model ...Motor Smart Drive High Precision Targets Astronomical Terrestrial Site Select Add Delete Edit Owner Info Clone Download Statistics Reset
Fig. 12: The Complete AutoStar Menu Tree Structure. Deep Sky Named Object Galaxies Nebulae Messier Etc. J... K... Select Item: Utilities
Timer Set Start & Stop
Alarm Set...
User Manual - Page 26
...sound and the timer is the minimum brightness of Algol is deactivated. Never use a Meade® LX90 Telescope to look at or near the Sun will cause instant and irreversible damage to your... reading a scrolling message such as setting an alarm, adjust the display contrast, calculate the best eyepiece for other dates by entering a new date into the "Setup: Date" menu. Solar Eclipse lists...
User Manual - Page 28
...gears of the telescope's motors. no alignment is the default setting. "Off" is required. Select "Start Up" to have the GPS function begin when you to select the telescope model connected to AutoStar.
ܖFocal Length: Displays the focal length of the selected telescope... time on AutoStar. Time may be prompted to manually enter the time, date and location. Try changing...
User Manual - Page 29
... Motor: If the telescope motors appear to have a camera or other peripheral attached to the telescope-you to perform periodic error correction (PEC) on , when looking for quieter operation.
ܖMax Elevation: Allows you to six sites may be used if an AutoStar unit is activated and any object you have a problem, use "+" hours. Meade...
User Manual - Page 41
...Create your own Guided Tours. •...
for some model digital cameras....manual focus, set to your camera's highest image quality and lowest compression settings. Some tips for a commercially available digital T-adapter. 41
Fig. 16: Meade Deep Sky Imager
Fig. 17: The Lunar Planetary Imager. They present many other features. • Controls all AutoStar functions from your Meade LX90 telescope...
User Manual - Page 42
.... The #505 Connector Cable Set, permitting connection of your PC, AutoStar-equipped telescopes, such as follows. Insert the2x Barlow into the telescope's eyepiece-holder first, followed by the diagonal prism and eyepiece.
#505 AstroFinder™ Software and Cable Connector Kit: With Meade AstroFinder loaded into your telescope. These wireless models include a variable brightness control...
User Manual - Page 46
... Equinox in the Setup menu is engaged. lock engaged, the telescope is on . If not, check to the nature of the telescope to the factory. Meade Consumer Solutions Service
If you can calculate the date and times of many first-time telescope owners is that the LX90 requires factory servicing or repairs, write or call the Meade Instruments Customer Solutions...
User Manual - Page 47
...
16-channel GPS receiver
12" LX90 Specifications
Optical designs 12" LX90-ACF Advanced Coma-Free 12" LX90-SC Schmidt-Cassegrain
Clear aperture 12" Focal length 3048mm Focal ratio (photographic speed f/10 Viewfinder 8 x 50 finder Coatings Meade Ultra High Transmission Coatings (UHTC™) Mounting Cast-aluminum, double-tine forks Gears 4.9"-dia worm gears, both axes Alignment Altazimuth...
User Manual - Page 51
... in an astronomical, or "equatorial," mode. 51
Fig. 29: Section of Declination Setting Circle.
EQUATORIAL WEDGE
An optional equatorial wedge allows a more than sufficient: With this level of pointing accuracy, the telescope's motor drive will be in a star atlas. The LX90 requires an adapter to attach the equatorial wedge to the field tripod by...
User Manual - Page 55
... of telescope
LX90 TIPS...helpful. This manual gives only...of comets? The Guide to Amateur Astronomy ...problems. Fig. 33 depicts the complete Drive Training procedure. The Planetary Society 65 North Catalina Ave, Pasadena, CA 91106
Fig. 33: Training the Drive Procedure. Will our Sun evolve into a planetary nebula or go supernova?
9. 55
APPENDIX C: TRAINING THE DRIVE
Train the telescope motors...
User Manual - Page 56
... 10% greater, aperture-for-aperture, than is this phenomenon which results in the figure would be lost entirely, except for the oversize primary. All models of the Meade LX90-ACF includes oversize primary mirrors, yielding a fully illuminated field-of the primary mirror baffle tube significantly increase lunar, planetary, and deep-space image contrast.
Field...
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