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GSO 12 inch DOB Telescope (White)
The GSO Dobsonian line is particular model serves a very clear purpose, to offer a large aperture and an excellent image quality at reasonable cost.
Set-up is as easy as you can imagine very simple assembly with the rocker box and put it on the ground, insert the telescope tube and put the springs in position and you’re ready to go to navigates through the night sky by simply moving the tube up or down, or side to side, by hand. All GSO dobsonian use optical quality BK7 glass, cooling fans built into the rear cell to decrease cooling times, also all dobs use a roller bearing on the azimuth surface providing dozens of support points for smooth swivel motion. The deluxe model comes with 2″ Micro 10:1 Crayford style focuser and 1.25″ adapter.
TECHNICAL SPECIFICATIONS+
Optical Design
Newtonian Reflector
Aperture
300 mm (12″)
Focal Length
1500 mm
Focal Ratio
f/5
Resolution
0.38 arc seconds
Limiting Magnitude
15.4 mag
Max Useful Magnification
600×
Secondary Mirror Diameter
75 mm
Central Obstruction
25%
Mirror Material
BK7 Glass
Mirror Coating
94% Enhanced Coating
Focuser
2″ Crayford
Eyepiece Connection
2″, 1.25″ (with adapter)
Finder Scope
8×50 with Holder
Tube Material
Steel
Tube Color
White
Tube Diameter
365 mm
Tube Weight
19.50 kg
Mount Type
Dobsonian Mount
Rockerbox Dimensions
64 cm × 63.5 cm (H × Ø)
Rockerbox Weight
13.50 kg
Eyepieces Included
30 mm 2″ Erfle · 9 mm 1.25″ Super Plössl
Eyepiece Adapter
1.25″ Adapter
Included Accessories
Azimuth Roller Bearing
📦 In The Box
GSO Dobsonian Telescope
Fan behind the main mirror
8×50 Finder with achromatic optic
2″ Crayford focuser – 1:10 micro – reduction from 2″ to 1.25″
30mm 2″ Wide Angle ERFLE with 70° field for good overfiew
9mm Super Plössl – multicoated
2″ 35mm extension tube
eyepiece and accessory tray for eyepieces and filters
Collimation manual
COLOUR
White
APERTURE
Between 300mm to 500mm Aperture
APERTURE(MM)
365
BEST USE
Best for Planets|Visual Astronomy
BRAND
GSO
COUNTRY OF ORIGIN
Taiwan
FOCAL LENGTH
Between 1500mm to 2000mm
FOCAL LENGTH(MM)
1500
FOCAL RATIO FN
5
IN THE BOX
GSO Dobsonian Telescope | Fan behind the main mirror | 8x50 Finder with achromatic optic | 2" Crayford focuser - | 1:10 micro - reduction from 2" to 1.25" | 30 mm 2" Wide Angle ERFLE with 70° field for good overfiew | 9 mm Super Plössl - multicoated | 2" 35 mm extension tube | eyepiece and accessory tray for eyepieces and filters |Collimation manual