8-inch Closed Tube Dobsonian Aperture Telescope

39,000.00 excl. 18% GST

  • Dobsonian Mount (closed tube), Newtonian Optics
  • Primary Mirror Aperture: 200 mm / 196mm
  • Focal Length: 1000 mm, f/5
  • Secondary Mirror: 50 mm minor axis
  • Weight: 17 kg

In the box:

  • Telrad Finder,
  • Crayford Focuser for precise focus,
  • 25mm Plössl Eyepiece (1.25″),
  • Alan key ‘T’ for collimation
  • Dust covers for primary and secondary mirrors

Available on backorder

Telescope Design Dobsonian Mount (closed tube), Newtonian Optics
Materials used Water proof marine ply, laminate, hard plastic solid tube
Finish Weatherproof paint and laminate
Primary Mirror :
Mirror maker Guan Sheng Optical, Taiwan
Mirror physical/optical diameter 200 mm / 196mm
Mirror edge thickness 26 mm
Mirror weight 2 kg
Mirror coating Aluminium + SiO2 Protective coating 92% reflectivity
Focal length / focal ratio 1000 mm, f/5
Mirror Cell 3 point support cell
Mirror cell material Marine Plywood
Secondary mirror size 50 mm minor axis
Optical tube assembly (OTA) Hard Plastic 250 mm, Ht 1000 mm, 13.5 kg, lined with ‘light eater’ black foam
Dobsonian Mounting
Rocker Box Height = 510mm, Width = 310mm
Weight of mount 7.5 kg
Eyepiece height at zenith 1085 mm
Full height of telescope 1180 mm
Teflon Side bearing / Ground Board 15 x 15 x 5 mm, 4 pieces / 25 x 25 x 5 mm, 4 pieces
Side bearing diameter 240 mm
Weight of complete assembled telescope ~17 kg
Shipping weight & dimensions ~18 kg, 1220 x 400 x 400 mm
Supplied Accessories Telrad Finder,
Crayford Focuser for precise focus,
25mm Plössl Eyepiece (1.25″),
Alan key ‘T’ for collimation
Dust covers for primary and secondary mirrors

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