Skywatcher Dobson 450 mm

The SkyWatcher presents a new Truss Dobsonian from 18 inches

Features a Pyrex primary mirror from almost 46 cm, easily collimabile by three screws at the base of the same and secondary mirror 130/180 mm.
The system offers sturdy trellis tubes from 30 mm thickness which give strong support to the entire structure; are numbered individually so as to allow a quick and easy assembly using quick-release clamps.
A base reinforced with black trim rotate the entire telescope on Teflon pins; 2 side lock screws make sure there are no vertical movements.
The Crayford Focuser with high quality 10:1 can accommodate from 31, 8 mm eyepieces from and 2 inches.
The focal length is 1900 mm with a ratio of F/4 which range from deep sky in the Planetarium.
The total weight of the tool around the 50 Kg mounted, and when the unit is disassembled his heaviest part weighs 12 kg,

Technical characteristics:

  • Dobsonian reflector telescope
  • Diameter: 458mm
  • Focal Length: 1900mm
  • Focal ratio: f/4
  • Pyrex parabolic primary mirror
  • Tube frame
  • Crayford Focuser from 50.8 mm low-profile gear 31, 8 mm
  • 2 oculari: LET28mm (68x) and SP10mm (190x) from 31.8 mm
  • 9 Finder×50
  • Weight: 50 Kg.



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