Meade LX70 R5 5 inch Instruction Manual

Meade LX70 R5 5 inch Manual

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  • Meade LX70 R5 5 inch | Instruction Manual - Page 1
    Instruction Manual LX70 Series German Equatorial Telescopes 1
  • Meade LX70 R5 5 inch | Instruction Manual - Page 2
    WARNING! Never use a Meade® LX70™ Telescope to look at the Sun! Looking at or near the Sun will cause instant and irreversible damage to your eye. Eye damage is often painless, so there is no warning to the observer that damage has occurred until it is too late. Do not point the telescope at or
  • Meade LX70 R5 5 inch | Instruction Manual - Page 3
    Using the Bubble Level 12 Observing by Moving the Telescope Manually 12 Observe the Moon 13 Tracking Objects 13 Locating the Celestial Pole 14 General Maintenance 15 Inspecting the Optics 15 Collimating the Newtonian Reflector 16 Optional Accessories 18 Appendix A: Celestial Coordinates 19
  • Meade LX70 R5 5 inch | Instruction Manual - Page 4
    Key Features 24 18 17 20 21 14 13 9 7 11 12 10 19 16 8 15 56 4 23 5 Mount Close-up DEC Axis 17 22 6 24 3 2 1 LX70 Telescope 1 Tripod Leg Lock Knob 2 Tripod Spreader Lock Knob 3 Tripod Spreader 4 Mount Locking Knob and Shaft 5 Azimuth Adjustment Knob 6 Latitude Adjustment Knob 7 North Tripod Leg
  • Meade LX70 R5 5 inch | Instruction Manual - Page 5
    Assembly (OTA) 38 Objective Lens Cell 39 Dewshield 40 Diagonal Mirror 41 Diagonal Mirror Thumbscrews Figure 2: LX70 Refractor Optical Tube 45 42 44 48 33 34 31 45 47 48 47 35 34 29 27 Mirror (see inset) 48 Secondary Mirror Collimation Screws (see inset) Figure 3: LX70 Reflector Optical Tube 5
  • Meade LX70 R5 5 inch | Instruction Manual - Page 6
    LX70 OTA Key Features 34 33 37 25 36 35 31 41 32 29 40 41 26 49 25 Front Dust Cover (not shown) Screws 36 Viewfinder Bracket with Lock Knob 37 Optical Tube Assembly (OTA) 40 Diagonal Mirror 41 Diagonal Mirror Thumbscrews 49 Extension Tube Figure 4: LX70 Maksutov Optical Tube 6
  • Meade LX70 R5 5 inch | Instruction Manual - Page 7
    , and remote galaxies. Figure 6: Tripod spreader Meade LX70 series telescopes are instruments Figure 5: Installing the fully capable of spreader from falling off the scope, read the entire instructions carefully. Your shaft. telescope should be assembled during daylight hours and setup in an
  • Meade LX70 R5 5 inch | Instruction Manual - Page 8
    make contact with the mount. At your observing site, set up the telescope assembly so that the tripod leg below the counterweight shaft, labeled "N", the mount as shown. 8. Attach the slow motion control cables: The LX70 comes equipped with flexible slow motion control cables for both the RA & Dec
  • Meade LX70 R5 5 inch | Instruction Manual - Page 9
    pin is not obstruct- will need to balance the telescope before use. ing the hole. Unscrew the safety cap rings and OTA will now be 13. Insert the eyepiece: securely fastened to the mount. Newtonian Reflector Models only (Fig 3): After attaching all accessories to the OTA, you Lift to remove the
  • Meade LX70 R5 5 inch | Instruction Manual - Page 10
    eyepiece. 4, #31) into the diagonal mirror. Tighten the eyepiece holder thumbscrews(Fig. 4, #32) to a firm feel to secure the eyepiece. Balancing the Telescope Note: Some models require an extension tube (if included) be used to reach focus. Achromatic Refractor only (Fig 2): Lift to remove the
  • Meade LX70 R5 5 inch | Instruction Manual - Page 11
    directly at or near pole) at least 200 yards distant and center the the Sun at any time! Observing the Sun, even object in the telescope's eyepiece. for the smallest fraction of a second, will result in instant and irreversible eye damage, as well 6. Focus the image by turning the OTA focus
  • Meade LX70 R5 5 inch | Instruction Manual - Page 12
    the LX70 series. The focal length of the 8" reflector model is 1000mm. Telescope Focal Length ÷ Eyepiece Focal Length = Magnification (Power) Telescope Focal Length the Telescope Manually After the telescope is assembled and balanced as described previously, you are ready to begin manual
  • Meade LX70 R5 5 inch | Instruction Manual - Page 13
    lines. The best sion is not needed for the polar alignment. Only time to view the Moon is during its crescent or when using the telescope for astrophotography half phase. Sunlight strikes the Moon at an an- will higher precision for the polar alignment be gle during these periods and adds
  • Meade LX70 R5 5 inch | Instruction Manual - Page 14
    your left shoulder toward where the Sun set. To precisely point at the pole, find the North Star (Polaris) by using the Big Dipper as a guide (See figure below). In the southern Hemisphere, you align the mount to the southern celestial pole. To do this it is necessary to reference star
  • Meade LX70 R5 5 inch | Instruction Manual - Page 15
    designed to yield a lifetime of rewarding views. Given the care and respect due any precision instrument, your LX70 will rarely, if ever, require factory servicing. Maintenance guidelines include: a. Avoid cleaning the telescope's optics: A little dust on the mirrors or the front surface of the
  • Meade LX70 R5 5 inch | Instruction Manual - Page 16
    Alignment (Collimation) of the Newtonian Reflector OTA The optical systems of Newtonian Reflector telescopes include the following parts: primary mirror (Fig. 34, #1); secondary mirror (Fig. 34, #2); secondary mirror-holder (Fig. 34, #3); secondary mirror-vanes (Fig. 34, #4) and (Fig. 35, #1);
  • Meade LX70 R5 5 inch | Instruction Manual - Page 17
    4 3 Figure 34 2 Figure 35 4 Figure 37 1 2 Figure 39 2 1 5 6 Newtonian Reflector (section view) 2 3 1 3 2 Figure 36 1 2 2 3 5 1 Figure 38 1 2 4 3 3 Figure 40 17
  • Meade LX70 R5 5 inch | Instruction Manual - Page 18
    to achieve light transmission between 5% and 25% of its original value. The #905 inserts into the diagonal of the telescope, followed by an eyepiece. #670010 LX70 Polar Scope: The Meade LX70 Polar scope is designed to assist the user in performing a polar alignment on the night sky. The polar scope
  • Meade LX70 R5 5 inch | Instruction Manual - Page 19
    are drawn in an East- lestial objects not easily found by direct visual West direction, parallel to the Earth's equator. observation. With the telescope pointed at the Similarly, imaginary lines have been drawn to North Celestial Pole, the Dec. circle (see Fig. form a latitude and longitude grid
  • Meade LX70 R5 5 inch | Instruction Manual - Page 20
    do not immediately see the object to locate, in a star atlas or on the internet. Point you are seeking, try searching the adjacent sky the telescope at the bright star. Then loosen the area. Start with the 26mm eyepiece when locat- R.A. setting circle lock knob (see Fig. 42) and ing object
  • Meade LX70 R5 5 inch | Instruction Manual - Page 21
    APPENDIX C: Latitude Chart Latitude Chart for Major Cities of the World To aid in the polar alignment procedure, latitudes of major cities around the world are listed below. To determine the latitude of an observing site not listed on the chart, locate the city closest to your site or locate your
  • Meade LX70 R5 5 inch | Instruction Manual - Page 22
    astronomers. So as you look through your Meade telescope, keep in mind Galileo. To him, a telescope was not merely a machine made of astronomy magazine, such as Sky and Telescope or Astronomy. Listed below are the best planets for viewing through the LX70 telescope. Venus is about nine-tenths the
  • Meade LX70 R5 5 inch | Instruction Manual - Page 23
    of young stars, all recently formed from the same diffuse nebula. The Pleiades is an open cluster 410 light years away. Through the LX70 telescope numerous stars are visible. Figure 46: Craters on the Moon Figure 47: Jupiter Constellations are large, imaginary patterns of stars believed by
  • Meade LX70 R5 5 inch | Instruction Manual - Page 24
    Friday. In the unlikely event that your LX70-Series telescope requires factory servicing or repairs, write or call the Meade Customer Service Department first, before returning the telescope to the factory, giving full particulars as to the nature of the problem, as well as your name, address, and
  • Meade LX70 R5 5 inch | Instruction Manual - Page 25
    OBSERVATION LOG 25
  • Meade LX70 R5 5 inch | Instruction Manual - Page 26
    OBSERVATION LOG 26
  • Meade LX70 R5 5 inch | Instruction Manual - Page 27
    OBSERVATION LOG 27
  • Meade LX70 R5 5 inch | Instruction Manual - Page 28
    © 2014 Meade Instruments Corp. reserves the right to change product specifications or to discontinue products without notice. 12/2014 LX70 SERIES 14-9287-00 Rev 0 28
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Instruction Manual
LX70 Series
German Equatorial
Telescopes