ASTROMASTER 21061 Celestron Refractor User Guide

ASTROMASTER 21061 Celestron Refractor

Product Information

• Specifications
  • Item Number: 21061/21063
  • Model: AstroMaster 70/90AZ
  • Included Accessories:
  • Optical tube
  • StarPointer finderscope
  • Pre-assembled tripod with a center leg brace and altazimuth mount attached
  • Two eyepieces
  • Erect image diagonal
  • Accessory tray
  • Lens cloth
  • Battery
  • Owner’s manual
  • Bonus Astronomy software

Product Usage Instructions

• Setting up the Tripod
  • Spread the legs of the tripod outward until they are fully extended.
  • Extend each of the three tripod legs down 6-12 inches.
  • Use the three tightening screws located at the bottom of each leg to secure the extended legs in place.
  • Ensure that all three legs are the same length to provide a level platform for the telescope.
• Attaching the Accessory Tray
  • Line up the notches of the accessory tray with the tripod brackets.
  • Turn the tray clockwise until the tray tabs lock into place with the tripod brackets.
  • The properly assembled accessory tray should appear as pictured in the manual.
• Mounting the Telescope Tube
  • Slide the telescope tube into the mount.
  • Back out the fastening screws to allow enough clearance for the dovetail.
  • Center the dovetail in the mount and tighten the fastening screw.
  • For added security, tighten the angled lock-down screw next to the fastening screw.
• Preparing the Eyepiece
  • Loosen the set screw on the focuser.
  • Remove the plastic cap covering the end of the focuser.
  • Insert the diagonal into the focuser and tighten the set screw.
  • Insert the chrome barrel of the 20 mm eyepiece into the diagonal and tighten the set screw.
• Using the Finderscope
  • Loosen the two Philips-head screws on the side of the finder scope.
  • Slide the clamp over the dovetail bracket and secure it in place by tightening the two Philips-head screws.
  • Remove the small plastic tab under the battery cover of the finderscope.
  • To conserve battery life, remember to turn off the finderscope when not in use.
• Observation
  • Remove the lens cap from the front of the telescope before you begin observing.
  • You are now ready to start using your AstroMaster telescope. For detailed usage information, please consult your owner’s manual.
  • Note: Never attempt to view the sun through any telescope without a proper solar filter.
• Frequently Asked Questions (FAQ)
  • Can I view the sun through the telescope?
  • No, it is not safe to view the sun through any telescope without a proper solar filter.

HOW TO USE

1. Your AstroMaster 70/90AZ includes an optical tube, StarPointer finderscope, pre-assembled tripod with a center leg brace and altazimuth mount attached, two eyepieces, erect image diagonal, accessory tray, lens cloth, battery, owner’s manual, and a bonus Astronomy software.
2. To set up the tripod, spread the legs outward until they are fully extended. Extend each of the three tripod legs down 6-12”.
3. Use the three tightening screws located at the bottom of each leg to secure the extended legs in place.
4. All three legs should be the same length to provide a level platform for the telescope.
5. To attach the accessory tray, line up notches and turn clockwise until tray tabs lock into place with the tripod brackets.
6. Properly assembled, the accessory tray should appear as pictured above.
7. Here is how the fully assembled tripod and mount should appear.
8. Next slide the telescope tube into the mount. Be sure to back out fastening screws to allow enough clearance for the dovetail.
9. Center dovetail in the mount and tighten the fastening screw. For added security tighten the angled lock down screw next to the fastening screw.
10. Loosen the set screw on the focuser. Remove the plastic cap covering the end of the focuser.
11. Insert the diagonal into the focuser and tighten the set screw.
12. Insert the chrome barrel of the 20 mm eyepiece into the diagonal and tighten the set screw.
13. Loosen the two Philips-head screws on the side of the finderscope and slide the clamp over the dovetail bracket. Secure the finderscope in place by tightening the two Philips-head screws.
14. Remove the small plastic tab under the battery cover by pulling it straight out. For longer battery life be sure to turn off finderscope when not in use.
15. Remove the lens cap from the front of the telescope before you begin observing.
16. You are now ready to start using your AstroMaster telescope.

FOR D ETA I LED USAG E INFORMATION PLEASE CONSULT YOUR OWNER’S MANUAL.

• SOLAR WARNING: Never attempt to view the sun through any telescope without a proper solar filter.
• ITEM # 21061/21063
• INCLUDES: STURDY ALTAZIMUTH MOUNT, STEEL TUBE TRIPOD LEGS AND ACCESSORY TRAY

QUESTIONS OR PROBLEMS WITH SET-UP?

• CONTACT CELESTRON TECHNICAL SUPPORT: 310.803.5955

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