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Meade 50 AZ-T manual

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Table of contents for the manual

  • Page 1

    Meade Instruments Corporation INSTRUCTION MANUAL 16" Starfinder Reflecting Telescope[...]

  • Page 2

    W ARNING! Never use the Meade 16" Starfinder Telescope to look at the Sun! Observing the Sun, even for the shortest fraction of a second, will cause instant and irreversible damage to your eye as well as physical damage to the telescope itself. When observing with the telescope during the daytime, do not point the telescope even close to the S[...]

  • Page 3

    - 3 - Captions for Fig. 1 1. Viewfinder 2. Spider vane/diagonal 3. Focuser 4. Main optical tube 5. P olar axis 6. Declination housing 7. Declination lock knob 8. Declination setting circ le 9. Counterweights 10. Declination shaft 11. Counterweight safety washer 12. North leg 13. Pier 14. Latitude locking bolt 15. Pier cap 16. T ripod legs 17. Right[...]

  • Page 4

    - 4 - 16" STARFINDER REFLECTING TELESCOPE: INTRODUCTION The 16" Starfinder Equatorial telescope will open up the skies for a breathtaking array of visual observations. Galaxies, nebulae, star clusters — in all their variations of form, color, and extent — as well as the Moon, planets, comets and other objects within the solar system, [...]

  • Page 5

    -5- Fig. 1; this should prevent rotation of the telescope about the declination axis. BALANCING THE TELESCOPE The telescope must be balanced around both axes in order for the mount to track accurately, keeping an object within the telescope's field of view. Most tracking errors are the result of improper balancing. With an improperly balanced [...]

  • Page 6

    -6- 12vDC Outlet The 12vDC Outlet accepts a #607 Power Cord (See OPTIONAL ACCESSORIES , page 12) for powering the 16" Starfinder Equatorial T elescope from a 12vDC automobile cigarette lighter plug. While the recommended supply voltage is 12vDC, the telescope will operate in a range of 6-18vDC. COLLIMATION OF THE OPTICAL SYSTEM After the secon[...]

  • Page 7

    -7- 4. Primary Mirror Adjustments If the secondary mirror and the reflection of the primary mirror (1), Fig. 8, appear centered within the drawtube (2), Fig. 8, but the reflection of your eye (3), Fig. 8, appears off-center, one or more of the three primary mirror hex screws of the primary mirror cell will need to be adjusted. These primary hex scr[...]

  • Page 8

    - 8 - Most observers will want to have 3 or 4 eyepieces and perhaps the #140 2x Barlow Lens to achieve the full range of reasonable magnifications. See OPTIONAL ACCESSORIES , page 11, for further details. ASTRONOMICAL OBSERVING The Starfinder telescope is an excellent observing tool for the ser io us am at eur a st rono mer. Th e ra ng e o f obs er[...]

  • Page 9

    -9- circles with the Celestial Pole at the center. By lining up the telescope's polar axis with the North Celestial Pole (or South Celes tial Pole if obs erving from the Ear th's Sou thern Hemisphere), celestial objects may be followed (tracked) by moving the telescope about one axis, the polar axis. Polar alignment consists of the follow[...]

  • Page 10

    - 10 - 6. Remove the jumper from one prong and slide it onto both prongs. The telescope will now track in an easterly direction for southern hemisphere operations. 7. T o return the telescope to northern hemisphere operations, pull the jumper off both prongs and store it on one of the prongs. 8. When replacing the dust cover, be careful of keeping [...]

  • Page 11

    4 . Use "fas t" f ilms (high A S A r atings) to re duce exp osure t i m e s . 5. Focus the image with extreme care. While observing the celestial object through the camera's viewfinder, turn the telescope's focus knob to achieve the sharpest possible focus. 6. Hold a piece of cardboard over the front of the telescope until the s[...]

  • Page 12

    - 12 - Eyepiece 16" f/4.5 Power SP 6.4mm 286X* SP 9.7mm 187X SP 12.4mm 148X SP 15mm 122X SP 20mm 92X SP 26mm 70X SP 32mm 57X SW A 13.8mm 133X SW A 18mm 102X SW A 24.5mm 75X SW A 32mm 57X UWA 4.7mm 389X* UW A 6.7mm 273X* UWA 8.8mm 208X UWA 14mm 131X * Should be used only under extremely steady atmospheric conditions. Meade Super Plössl and Sup[...]

  • Page 13

    - 13 - and point the telescope at a moderately bright (second or third magnitude) star, then center the star image in the telescope’s field-of-view. With the star centered, follow the method below: 1. Bring the star image slowly out of focus until one or more rings are visible around the central disc. If the collimation was performed correctly, t[...]

  • Page 14

    - 14 - plug (10), Fig. 18, to the circuit board (as described above in Step 4c). Replace the dust cover . Meade Customer Service If you have a question concerning your Meade Starfinder telescope, call Meade Instruments/Customer Service Dept. at 949-451-1450, or fax at 949-451-1460. Customer Service hours are 8:30AM - 4:00PM, Pacific Time, Monday th[...]

  • Page 15

    - 15 - FCC NOTICE This equipment has been tested and found to comply with the limits for a CLASS A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate r[...]

  • Page 16

    M ea de In st ru me n ts Co rp or ati on World’s leading manufacturer of astronomical telescopes for the serious amateur . 6001 Oak Canyon, Irvine, California 92620 (949) 451-1450 Fax: (949) 451-1460 www.meade.com V er. 0698 Part no. 14-0221-50[...]