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 18 of 30 
Orion Telescopes

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Intermediate
*2nd* Orion AstroView 90mm Equatorial Refractor Telescope
Was 
$299.99
Now 
$239.99
You Save 
$60.00
 
Accepted Payment
In Stock
  • A powerful, high-quality refractor telescope at a jaw-dropping low price
  • 90mm (3.5") aperture and 910mm focal length for crisp views of deep-sky objects, the Moon, and planets
  • Included EQ-2 adjustable tripod and equatorial mount for manual slow-motion celestial tracking
  • Includes two Sirius Plossl 1.25" eyepieces (25mm and 10mm), 6x30 finder scope, smooth-adjusting 1.25" rack & pinion focuser, 90-degree mirror diagonal for comfortable nighttime performance, Starry Night astronomy software, and more
  • Can also be used for pleasing daytime terrestrial viewing with a correct-image diagonal (correct-image diagonal sold separately)


Item #  79024
  • Best for viewing
    Lunar & planetary
  • Best for imaging
    Lunar & planetary
  • User level
    Intermediate
  • Optical design
    Refractor
  • Optical diameter
    90mm
  • Finder scope lens diameter
    30mm
  • Focal length
    910mm
  • Focal ratio
    f/10.1
  • Coatings
    Multi-coated
  • Optics type
    Air-spaced doublet
  • Glass material
    Crown/Flint
  • Eyepieces
    Sirius Plossl 25.0mm,10.0mm (1.25")
  • Magnification with included eyepieces
    36x, 91x
  • Resolving power
    1.29arc*sec
  • Lowest useful magnification
    13x
  • Highest useful magnification
    180x
  • Highest theoretical magnification
    180x
  • Limiting stellar magnitude
    12.5
  • Optical quality
    Diffraction limited
  • Finder scope
    6x30
  • Focuser
    1.25" Rack-and-pinion
  • Diagonal degrees
    1.25" 90° Mirror Star
  • Mirror coatings/over-coatings
    Magnesium Fluoride
  • Mount type
    Equatorial
  • Astro-imaging capability
    Lunar & planetary
  • Dovetail bar system
    No
  • Motor drive compatibility
    Clock drive sold separately
  • Computerized compatibility
    Not compatible
  • Bearing material
    Friction bearings
  • Latitude range
    16-72
  • Setting circles
    Yes
  • Polar-axis scope
    Not available
  • Counterweights
    One 4.8 lb.
  • Tube material
    Aluminum
  • Tripod material
    Aluminum
  • Counterweight bar length
    8 in.
  • Diameter of counterweight shaft
    12mm
  • Height range of mount
    35.00 in. - 55.50 in.
  • Length of optical tube
    35.5 in.
  • Weight, optical tube
    5.0 lbs.
  • Weight, mount/tripod
    12.0 lbs.
  • Weight, fully assembled
    23.7 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

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