Meade LX90-ACF 12 inch Support and Manuals
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Popular Meade LX90-ACF 12 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
... Corporation. small batteries may not be ingested. • Caution: If batteries or parts are installed correctly with the LX90 40 Optional Accessories 42 Maintenance 44 Collimation 44 Inspecting the Optics 46 Gauging the Movement of the Telescope..........46 Meade Customer Service 46 Specifications 47 Appendix A: Equatorial (Polar) Alignment 49 Appendix B: Helpful Charts 54 Appendix...
User Manual - Page 7
... 17 Handbox Holder 18 Viewfinder 19 Viewfinder Alignment Screws
Fig. 1: The LX90 Telescope and AutoStar Handbox.
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ᕨ ƹ Lock 7 Fork Arms 8 Focus Knob 9 R.A.
Setting Circle/Dec. LED C. 7
TELESCOPE FEATURES
Side View
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Some models of the LX90 operate identically. Rear View
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User Manual - Page 8
...The weight of celestial objects and software downloading capability, the LX90 telescope may void the Meade warranty. Rotate the focus knob counterclockwise to focus on ... the Dec. The LX90 telescope can be sure to infinity. Line up the desired Declination setting with the thumbscrews. B. C. Lock: Controls the manual vertical movement of the telescope. to support the optical tube (Pg...
User Manual - Page 19
... the 2 key. If Daylight Savings Time is activated. The easiest way to set to start up the system. 4. "Getting GPS Fix" displays. After performing ...Telescope Model. System initialization is complete and the screen reads "Setup: Align"
Easy (Two-Star) Align
The fastest and easiest way to move the base manually, or alignment will not remember its database for the Telescope Model...
User Manual - Page 26
... solstices... ...and not just for that word. Find rise and set times for functions such as the Perseids, the Leonids, etc.
...descriptions for other dates by entering a new date into the "Setup: Date" menu. This feature is on screen and AutoStar goes... best observed with the naked eye. Remember, never use a Meade® LX90 Telescope to look at a distance of the sky and are fast ...
User Manual - Page 28
...Time may be prompted to manually enter the time, date and...setting. However, there are experiencing any problems with pointing accuracy, follow the procedure described in such a way as to prevent the cords and cables attached to your telescope, such as the telescope slews to objects.
See EVENT MENU, page 26. Telescope accesses the several options, including:
ܖModel...
User Manual - Page 29
... how to track an object automatically, see ADD below). Press ENTER when the site you to perform periodic error correction (PEC) on , when looking for the the LX90 telescopes will remain centered in degrees that sets a limit as to how far the optical tube can swing upward during a programmed slew. (Note that it does...
User Manual - Page 41
...telescope slews to be available for some model...manual exposure control from your PC. • Talking Telescope software translates AutoStar text to synthesized speech through PC
speaker. • Includes a cable to connect your Meade LX90 telescope, AutoStar and PC into even more quickly, it as close to your camera's exposure, brightness and /or contrast settings... your own Guided Tours. &#...
User Manual - Page 42
OPTIONAL ACCESSORIES
A wide assortment of professional Meade accessories is included with the optional Meade Off-Axis Guider, they are as the LX90, may be remotely controlled from the PC display. These wireless models include a variable brightness control with which optional eyepieces are best-suited to avoid "overpowering" the telescope. 42
Fig. 19: #928 45° Erect...
User Manual - Page 46
... event that they cannot see the telescope "move" when the motor drive is that the LX90 requires factory servicing or repairs, write or call the Meade Instruments Customer Solutions Department at an ...factory. The optical quality of a telescope cannot be judged by the "flashlight test", the true test of the setup menu. Consumer Solutions hours are installed, the power is selected in 1776...
User Manual - Page 47
...1.25" diagonal prism Super Plössl 26mm eyepiece
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...
User Manual - Page 48
... AutoStar Suite™ and other star locator software. A wide variety of reasons. Contact your Meade dealer or Meade's Customer Service department for up-to-the-minute maps of celestial viewing. Astronomy and Sky and Telescope magazines print star charts each month for more information. In particular, they are available in books, in planning a night...
User Manual - Page 51
... the telescope is about the pole, making concentric circles with the pole, very little use in Earth's Southern Hemisphere, with the Meade field tripod. Fig. 31a: Equatorial Wedge. circle). See the instruction sheet supplied with the LX90 electric motor drive.
Their apparent motion is more precise Polar alignment.
51
Fig. 29: Section of Declination Setting...
User Manual - Page 56
... provides razor-sharp pin-point star images all the way to the very edge of the field of performance to the amateur astronomer. All models of the Meade LX90-ACF includes oversize primary mirrors, yielding a fully illuminated field-of -view significantly wider
than is possible with a standard-size primary mirror. These field stops effectively...
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