Buy GSO (Guan Sheng Optical Telescopes) 12 inch telescopes from India's largest telescope shop. You can buy this telescope online at www.moderntelescopes.net
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
Tube material: Steel
Color: white
Aperture: 300 mm
Focal ratio: f/5
Secondary diameter: 75 mm
Obstruction: 25 %
Focal length: 1500 mm
Mirror material: BK7
Coating: 94 % enhanced coting
Resolution: 0.38"
Limit value: 15.4 mag
Max. useful visual power: 600 x
Focuser: 2" Crayford
Connection to eyepiece: 2" , 1 1/4" with adapter
Viewfinder: 8 x 50 with holder
Tube diameter: 365 mm
Tube weight: 43 lb
Included accessories: Azimuth roller bearing
Eyepieces: 30 mm 2" Erfle, 9 mm 1 1/4" Super Plössl
Eyepiece adapter: 1 1/4"
Type of mount: Dobsonian mount
Hight / Diameter of Rockerbox: 64 cm / 63.5 cm
Weight of Rockerbox: 29.7 lbIn 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"
- 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
