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SkyQuest XT8 (8") Classic Dobson

Artikelnummer 08945
ORION® USA
445,00
425,00
(351,24 excl. btw)
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Beschikbaarheid: in voorraad - Verzending 1-2 werkdagen

Orion SkyQuest XT8 Classic Dobsonian Telescope

  • A large aperture Classic Dobsonian reflector telescope at a very affordable price!
  • 8" diameter reflector optics lets you view the Moon and planets in close up detail, and has enough light grasp to pull in pleasing views of faint nebulas, galaxies and star clusters
  • A perfect Dobsonian telescope that can last a lifetime for the beginning astronomy enthusiast or whole family
  • The ultra-stable Dobsonian base keeps the reflector optical tube perfectly balanced for point-and-view ease of use
  • Includes a 2" Crayford focuser that accepts 1.25" and 2" telescope eyepieces, a 25mm Sirius Plossl eyepiece, an EZ Finder II reflex sight, collimation cap, Starry Night software, and more!

Specifications:

  • Optical diameter   203mm
  • Focal length   1200mm
  • Focal ratio   f/5.9
  • Optics type   Parabolic
  • Glass material   Low thermal expansion borosilicate glass
  • Eyepieces Sirius Plossl 25.0mm (1.25")
  • Resolving power   0.57arc*sec
  • Highest useful magnification   300x
  • Highest theoretical magnification 406x
  • Limiting stellar magnitude   14.2
  • Optical quality   Diffraction limited
  • Finder scope EZ Finder II  Focuser 2" Crayford
  • Secondary mirror obstruction 47mm
  • Secondary mirror obstruction by diameter 23%
  • Secondary mirror obstruction by area 5%
  • Mirror coatings/over-coatings Aluminum & Silicon Dioxide
  • Mount type Dobsonian
  • Bearing material PTFE and UHMW bearings
  • Tube material Steel
  • Tripod material Wood
  • Length of optical tube 46.5 in.
  • Weight, optical tube 20.3 lbs.
  • Weight, mount/tripod 20.7 lbs.
  • Weight, fully assembled 41.0 lbs.
  • Other features CorrecTension system, 2" Focuser, 1.25" eyepiece adapter
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