National Geographic NG114mm Instruction Manual
National Geographic NG114mm Instruction Manual

National Geographic NG114mm Instruction Manual

114mm newtonian telescope w/ equatorial mount

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114mm Newtonian Telescope w/ Equatorial Mount
WARNING:
!
SUN HAZARD — Never look directly
at the sun with this device.
Visit us at: nationalgeographic.com
NG114mm
Instruction Manual
CHOKING HAZARD — Small parts.
Not for children under 3 years.
1
WARNING:
!
Contains button or coin cell battery.
Hazardous if swallowed - see instructions.
AGES
10 +
80-10114
WARNING:

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Summary of Contents for National Geographic NG114mm

  • Page 1 AGES 10 + Visit us at: nationalgeographic.com 80-10114 NG114mm 114mm Newtonian Telescope w/ Equatorial Mount Instruction Manual WARNING: WARNING: WARNING: SUN HAZARD — Never look directly CHOKING HAZARD — Small parts. Contains button or coin cell battery. Hazardous if swallowed - see instructions.
  • Page 2 National Geographic’s net proceeds support vital exploration, conservation, research, and education programs. SUN WARNING WARNING: NEVER ATTEMPT TO OBSERVE THE SUN WITH THIS DEVICE! OBSERVING THE SUN – EVEN FOR A MOMENT – WILL CAUSE INSTANT AND IRREVERSIBLE DAMAGE TO YOUR EYE OR EVEN BLINDNESS. Eye damage is often painless, so there is no warning to the observer that the damage has occurred until it is too late.
  • Page 3 Visit us at: nationalgeographic.com How To Set Up Note: We recommend assembling your telescope for the first time in the daylight or in a lit room so that you can familiarize yourself with assembly steps and all components. 11a) 12a) 13a) 13b) 13c)
  • Page 4 National Geographic’s net proceeds support vital exploration, conservation, research, and education programs. Parts Overview 1. Objective lens 2. Tripod 3. Flexible shaft for right ascension adjustment 4. Flexible shaft for declination adjustment 5. Telescope 6. Red dot viewfinder 7. Plossl 26 mm & 9.7 mm 8.
  • Page 5 Visit us at: nationalgeographic.com Eyepiece: An eyepiece is a system made for your eye and comprised of one or more lenses. In an eyepiece, the clear image that is generated in the focal point of a lens is captured and magnified still more. Magnification: The magnification corresponds to the difference between observation with the naked eye and observation through a magnifying device like a telescope.
  • Page 6 National Geographic’s net proceeds support vital exploration, conservation, research, and education programs. Terrestrial Images Possible Objects for Observation: f=26 mm f=9.7 mm Terrestrial objects Take note of the examples below, including Mount Rushmore and the golf course. Start with the 20 mm eyepiece and focus until the image is clear. After mastering the 20 mm eyepiece, switch to the 12.5 mm eyepiece and practice scanning and...
  • Page 7 Visit us at: nationalgeographic.com Troubleshooting Guide: No picture Remove dust protection cap and sun-shield from the objective opening. Blurred picture Adjust focus using focus ring. No focus possible Wait for temperature to balance out. Bad quality Never observe through a glass surface such as a window. Viewing object visible in the finder, but not Align finder to telescope (see instructions) through the telescope...
  • Page 8 National Geographic’s net proceeds Visit us at: nationalgeographic.com support vital exploration, conservation, research, and education programs. © 2017 National Geographic Partners LLC. All rights reserved. NATIONAL GEOGRAPHIC and Yellow Border Design are trademarks of the National Geographic Society, used under license.

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80-10114

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