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GSO 10 inch DOB Telescope (Silver)
A high-quality Dobsonian telescope with parabolic quality optics with 250 mm 10-inch aperture. GSO Dobsonians have mirrors in the upper quality range and convince with a low price. This telescope is ideal for deep sky observation.
For many astronomers, the deep sky begins observing only from 10″ opening. In fact, many objects reveal until this opening its true structure. Nevertheless, the telescope is still easy to transport and also in the back seat of cars.
Technical Specifications
Optics :
Parabolic primary mirror made of BK7
Opening :
250 mm – 10 “
Focal length :
1250 mm
Focal ratio :
f / 5
Secondary mirror diameter :
64 mm
Shadowing by the secondary mirror :
25.6% linear
Adjustment aid :
Center mark on the main mirror
Focuser :
2 “Crayford pull-out with ring clamp and adapter to 1.25”
Tube :
Metal tube with reinforcement rings
Tube weight :
12.2 kg
Tube length :
1210 mm
Tube diameter :
305 mm
Rockerbox weight :
12.2 kg
Rockerbox dimensions :
Height 640 mm / diameter 540 mm
Storage :
Height with spring preload / azimuth with ball bearings
In The Box
♦ GSO Dobsonian telescope ♦ Rockerbox – azimuthal mount ♦ Fan with battery holder ♦ 8×50 viewfinder with achromatic optics ♦ 25 mm 1.25 “Super Plössl eyepiece ♦ 2” 35 mm extension tube ♦ Adjustment and assembly instructions
