Dobsonian Telescopes

Dobsonian Telescopes


8" f/6 DobsonianChoose  8", 10", 12" and 16" mirror sizes

Both Dobsonian features a parabolic primary mirror to produce sharp and bright images at the eyepiece.  With an innovative clutch system, and cooling fans on the primary mirror, the Starfield Dobsonian telescope is a complete telescope system with a 9mm and 30mm plossl eyepieces and a 50mm finder scope.  Want to know more, check out our FAQ 

Ball Bearing movement

Push the Starfield Dobsonian  from target to target with ease on its ball bearing pivots.  Smoothly track your object and keep it in the field of view of your eyepiece 

8" f/6 Dobsonian

2 Speed Crayford Focusing

Achieve a sharp focus with us with the dual-speed Crayford focuser.  The 10:1 adjustment lets you get that detail that you would expect from a

Finder Scope

Using the included right angle 8x50mm finder scope make centering what you want to see easy!

Build in cooling fans

Get your observing session going sooner.  With the battery operated cooling fan the primary mirror can be cooled down to the ambient temperature faster.

Eyepiece organization

Keep the eyepieces you want to use within reach!   Enough room for a 2" eyepiece and three 1.25" eyepieces.  Right at your finger tips. 

8" f/6 Dobsonian

Specifications


8" Dobsonian

  • 8'' (203.2mm) Newtonian Design
  • F/6 Focal Ratio
  • 1200mm Focal Length
  • 0.5mm Spider Vane Support
  • Enhanced Aluminum Coating, 94% Reflectivity
  • Quartz Overcoated
  • 2'' Dual Speed 1:10 Caryford Focuser
  • 843X Light Gathering Power
  • 29X Minimum Magnification
  • 480X Maximum Magnification
  • 0.57 Arc Second Resolution (Dawes Limit)
  • Central Obstruction : 25% Linear (6.3% By Area)
  • Diffraction Limited Optics (1/12 Wave RMS Precision)
  • Magnification : Eyepiece 1 (30mm) : 40X
  • Magnification : Eyepiece 2 (9mm) : 133.3X 
  • Dobsonian Mount Design With Altitude Tension Bearing System
  • Weight : Tube 13Kg Base 12 Kg
  • Tube Material : Metal
  • Base Material : Wood

Included Items

  • 8'' F/6 Deluxe Dobsonian Telescope
  • Mount Base
  • 2'' 30mm Plossl Eyepiece
  • 1.25'' 9mm Super Plossl Eyepiece
  • 8X50 Right Angle Finderscope
  • 2'' Focuser Extension 35mm
  • 2'' To 1.25'' Brass Compression Ring
  • 1 Year Limited Warranty

10" Dobsonian

  • 10'' (254mm) Newtonian Design
  • F/5 Focal Ratio
  • 1250mm Focal Length
  • Enhanced Aluminum Coating, 94% Reflectivity
  • 2'' Dual Speed 1:10 Crayford Focuser With Tension Lock
  • 1317X Light Gathering Power
  • 36X Minimum Magnification
  • 600X Maximum Magnification
  • 0.46 Arc Second Resolution (Dawes Limit)
  • Central Obstruction : 25% Linear (6.3% By Area)
  • Diffraction Limited Optics (1/12 Wave RMS)
  • Magnification : Eyepiece 1 (30mm) : 42X 
  • Magnification : Eyepiece 2 (9mm) : 139X 
  • Dobsonian Mount Design With Altitude Tension Bearing System
  • Weight : Tube 18Kg Base 13 Kg
  • Total Weight : 31Kg
  • Tube Material : Metal
  • Base Material : Wood
  • Focuser : Aluminum Alloy

Included Items

  • 10'' F/5 Dobsonian Telescope
  • Mount Base
  • 2'' 30mm Plossl Eyepiece
  • 1.25'' 9mm Plossl Eyepiece
  • 8X50 Right Angle Finderscope
  • 2'' Dual Speed Crayford Focuser
  • 2'' To 1.25'' Adapter With Brass Compression Ring
  • 2'' 35mm Extension Tube
  • 1 Year Limited Warranty

12" Dobsonian

  • 12'' (305mm) Newtonian Design
  • F/5 Focal Ratio
  • 1520mm Focal Length
  • 0.5mm Spider Vane
  • Enhanced Aluminum Coating, 94% Reflectivity
  • 2'' Precision Dual Speed 1:10 Caryford Style Microfocuser
  • 1898X Light Gathering Power
  • 43.5X Minimum Magnification
  • 720X Maximum Magnification
  • 0.46 Arc Second Resolution (Dawes Limit)
  • Central Obstruction : 25% Linear (6.3% By Area)
  • Diffraction Limited Optics (1/12 Wave RMS Precision)
  • Magnification : Eyepiece 1 (30mm) : 51X
  • Magnification : Eyepiece 2 (9mm) : 169X
  • Dobsonian Mount Design With Altitude Tension Bearing System
  • Weight : Tube 19.5Kg Base 13.5 Kg Total : 33Kg
  • Tube Material : Metal
  • Base Material : Wood

Included Items

  • 12'' F/5 Dobsonian Telescope
  • Mount Base
  • 2'' 30mm Plossl Eyepiece
  • 1.25'' 9mm Plossl Eyepiece
  • 2'' 35mm Extension Tube
  • 8X50 Right Angle Finderscope
  • 2'' Dual Speed Microfocuser
  • 2'' To 1.25'' Adapter With Brass Compression Ring
  • 1 Year Limited Warranty

 

16" Truss Dobsonian

  • 16'' (406.4mm) Newtonian Design
  • F/4.5 Focal Ratio
  • 1800mm Focal Length
  • 0.5mm Secondary Support
  • Enhanced Aluminum Coating, 94% Reflectivity
  • 2'' Dual Speed 1:10 Caryford Focuser
  • 3371X Light Gathering Power
  • 58X Minimum Magnification
  • 960X Maximum Magnification
  • 0.285 Arc Second Resolution (Dawes Limit)
  • Central Obstruction : 25% Linear (6.3% By Area)
  • Diffraction Limited Optics (1/12 Wave RMS Precision)
  • Magnification : Eyepiece 1 (30mm) : 51X 
  • Magnification : Eyepiece 2 (9mm) : 169X
  • Dobsonian Mount Design With Altitude Tension Bearing System
  • Full Brass Compression Ring On Adapter And Focuser
  • Tube Material : Metal
  • Base Material : Wood.

Included Items

  • 16'' F/4.5 Thrust Tube Dobsonian Telescope
  • Mount Base
  • 2'' 30mm Plossl Eyepiece
  • 1.25'' 9mm Plossl Eyepiece
  • 8X50 Right Angle Finder Scope
  • 2'' Dual Speed 1:10 Crayford Focuseer
  • 2'' To 1.25'' Adapter With Brass Compression Ring
  • 2'' 35mm Extension Tube
  • 1 Year Limited Warranty