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 21 of 31 
Orion Telescopes
Beginner
*2nd* Orion StarBlast II 4.5 Equatorial Reflector Telescope
Was 
$199.99
Now 
$159.99
You Save 
$40.00
 
Accepted Payment
In Stock


Item #  79250
  • Best for viewing
    Brighter deep sky
  • Best for imaging
    Lunar & planetary
  • User level
    Beginner
  • Optical design
    Reflector
  • Optical diameter
    114mm
  • Focal length
    450mm
  • Focal ratio
    f/4.0
  • Optics type
    Parabolic
  • Glass material
    Soda-lime plate
  • Eyepieces
    Sirius Plossl 25.0mm,10.0mm (1.25")
  • Magnification with included eyepieces
    18x, 45x
  • Resolving power
    1.02arc*sec
  • Lowest useful magnification
    16x
  • Highest useful magnification
    228x
  • Highest theoretical magnification
    228x
  • Limiting stellar magnitude
    12.9
  • Optical quality
    Diffraction limited
  • Finder scope
    EZ Finder II
  • Focuser
    1.25" Rack-and-pinion
  • Secondary mirror obstruction
    34mm
  • Secondary mirror obstruction by diameter
    30%
  • Secondary mirror obstruction by area
    9%
  • Mirror coatings/over-coatings
    Aluminum & Silicon Dioxide
  • 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
    14-70
  • Setting circles
    Yes
  • Polar-axis scope
    Not available
  • Counterweights
    One 4.8 lb.
  • Tube material
    Steel
  • Tripod material
    Aluminum
  • Counterweight bar length
    8 in.
  • Diameter of counterweight shaft
    12mm
  • Height range of mount
    32.50 in. - 54.75 in.
  • Length of optical tube
    18.0 in.
  • Weight, optical tube
    4.0 lbs.
  • Weight, mount/tripod
    11.9 lbs.
  • Weight, fully assembled
    20.7 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

Orders received by 1pm Eastern Standard Time for in-stock items ship 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.

A per-item shipping charge (in addition to the standard shipping and handling charge) applies to this product due to its size and weight. This charge varies based on the shipping method.

Standard Delivery: $0.00
3 Day Delivery: $40.00
2 Day Delivery: $40.00
Next Day Delivery: $55.00

SHIPPING RESTRICTIONS APPLY FOR THIS PRODUCT

This product is available to ship Standard delivery within the 50 US states, APO/DPO/FPO addresses and US territories/protectorates. Delivery is not available to Canada.

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