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You are here : Home > Sky-Watcher 18" Dobsonian Go-To Telescope

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Sky-Watcher 18" Dobsonian Go-To TelescopeBookmark and Share

Categories: Shintaro Shock Disks, SkyWatcher Telescopes,
Sky-Watcher 18
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Product Summary

  • 458mm diameter
  • 1900mm focal length
  • All metal truss tube design
  • Computerized Go-To telescope
  • Alt-Azimuth mount
  • Parabolic mirror
  • Includes a cloth light shroud with supporting ribs
  • 5 Years Genuine Warranty with Sky Watcher Australia

Dobsonian telescopes are made to be popular among amateur astronomers who seek ease of use, simplicity and guaranteed elegance. This simple and easy to use dobsonian Go-To is built with all metal truss tube design and comes in a computerized Go-To telescope. Go-To versions are capable of precise and accurate pointing technology designed for users to easily point-and-shoot night sky treasures. This model combines Parabolic mirror in an Alt-Azimuth mount which yields a 458mm diameter aperture and performance of a 1900mm focal length lens. It includes a cloth light shroud with supporting ribs.

Product Features in Detail

Ultimate DOB experience
Sky-Watcher brings to you the ultimate DOB experience with the StarGate 18 Dobsonian!

Remarkable light gathering power
Given its remarkable light gathering power, you will be able to catch the most subtle night sky features with your naked eyes.

Reasonably light
The sturdy giant is reasonably light (110Lb) despite its dimensions, and being easily assembled (30-minute setup time), the whole scope boasts remarkable transportability.

Deep space observation
If you have the appetite for exceptional planetary and deep space observation, then don't miss out on this high quality Newtonian system. 

Computerized Go-To telescope
The Sky-Watcher Dobsonian SynScan series combines the convenience and affordability of the traditional Dobsonian with the convenience of a computerized Go-To telescope. 

Other features
- High quality/precision parabolic mirror
- Low expansion borosilicate glass for both primary mirror & secondary mirror
- For visual observing up to 914x practical magnification, 0.25 arcsecond resolving power & 16 stellar magnitude
- Portable, quick-assemble truss structure 

Included in the Box

     Sky-Watcher 18" Dobsonian Go-To Telescope
     5 Years Genuine Warranty with Sky Watcher Australia

Warranty Information

     This Sky-Watcher 18" Dobsonian Go-To Telescope comes with 5 Years Genuine Warranty with Sky Watcher Australia.
     Our products are sourced from authorised Australian suppliers and therefore come with genuine Australian warranty.
     Camera Warehouse does not participate in 'Grey Market' or 'Parallel Import' activities.


Tech Specs

Optical Design Newtonian Reflector
Aperture (mm) 458 mm (18 in)
Focal Length 1900 mm (74.8 in)
Focal Ratio 4
Primary Mirror Parabolic, Low Expansion Borosilicate Glass
Secondary Mirror Flat, Low Expansion Borosilicate Glass
Central Obstruction 120mm, 26%
Highest Useful Magnification 914 x
Lowest Useful Magnification 65 x
Limiting Stellar Magnitude 16
Resolution (Rayleigh) 0.28 arc seconds
Resolution (Dawes) 0.25 arc seconds
Light Gathering Power 4266 x
(Compared to Human Eye)
Fully Illuminated Field 44 mm (1.7 in)
Optical Tube Length 1940 mm (76.4 in)
Optical Assembly Weight 50 kg (110 lbs)



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Store address:
695A Princes Highway
Tempe NSW 2044
(02) 9558 3116
(200m from Tempe IKEA)