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Orion Telescopes

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Intermediate
*2nd* Orion SkyQuest XT10 Classic Dobsonian Telescope
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Standard Per-Item Shipping Charge: $50.00
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This product is no longer available for purchase.


Item #  78946
  • Best for viewing
    Fainter deep sky
  • Best for imaging
    Lunar & planetary
  • User level
    Intermediate
  • Optical design
    Reflector
  • Optical diameter
    254mm
  • Focal length
    1200mm
  • Focal ratio
    f/4.7
  • Optics type
    Parabolic
  • Glass material
    Low thermal expansion borosilicate glass
  • Eyepieces
    Sirius Plossl 25.0mm (1.25")
  • Magnification with included eyepieces
    48x
  • Resolving power
    0.46arc*sec
  • Lowest useful magnification
    36x
  • Highest useful magnification
    300x
  • Highest theoretical magnification
    508x
  • Limiting stellar magnitude
    14.7
  • Optical quality
    Diffraction limited
  • Finder scope
    EZ Finder II
  • Focuser
    2" Crayford
  • Secondary mirror obstruction
    63mm
  • Secondary mirror obstruction by diameter
    25%
  • Secondary mirror obstruction by area
    6%
  • Mirror coatings/over-coatings
    Aluminum & Silicon Dioxide
  • Mount type
    Dobsonian
  • Astro-imaging capability
    Simple moon shots
  • Computerized compatibility
    Not compatible
  • Bearing material
    PTFE and UHMW bearings
  • Tube material
    Steel
  • Tripod material
    Wood
  • Length of optical tube
    47.8 in.
  • Weight, optical tube
    30.8 lbs.
  • Weight, mount/tripod
    22.6 lbs.
  • Weight, fully assembled
    53.4 lbs.
  • Additional included accessories
    Other included items are not always the same between a new and a second. Seconds may be older versions of the new product, or may be customer returns where accessory substitutions have been made.
  • Other features
    2nds are covered by Orion's Satisfaction Guarantee
  • Warranty
    One year

Orders received by noon Pacific Time for in-stock item the same business day. Order received after noon will ship the next business day. When an item is not in-stock we will ship it as soon as it becomes available. Typically in-stock items will ship first and backordered items will follow as soon as they are available. You have the option in check out to request that your order ship complete, if you'd prefer.

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