Sky-Watcher USA
10" Flextube Collapsible Dobsonian (S11720)
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Quick Overview
- 10" (254 mm) Dobsonian-style Newtonian
- 1200 mm focal length (f/5)
- 2" Crayford-style focuser with 1.25" adapter
- 4-element Plössl 25 mm and 10 mm 1.25" eyepieces
- 8x50 right angle erect-image finderscope
- Solid rocker-mount with Teflon bearings and tension clutch for altitude
- Teflon bearing for azimuth
- Eyepiece height at zenith: 48”
Collapsible OTAs
Makes transportation and storage of your telescope simple and convenient
Binoviewer Settings
A Sky-Watcher exclusive feature! Preset detents makes adjusting for binoviewing a snap. No more additional optics or crazy spacers, just drop, pop and view!
Reconciling the desire for a large aperture telescope with the reality of a limited budget is an age-old problem. But it’s a problem with an easy answer: Sky-Watcher Flextube Collapsible Dobsonians.
Sky-Watcher USA Dobsonian telescopes deliver high-quality optics, huge aperture, solid construction and superb value. And only Sky-Watcher Dobsonians provide the extra portability and convenience of felxtube collapsible optical tubes. If you’re looking for a big light bucket with a little price tag, look no further! Sky-Watcher USA has what you need.
With apertures ranging from the ultra-portable 8 inch up to the monster light- gathering 16 inch model, all Sky-Watcher USA Dobsonians come complete with Crayford-style focuser, two Super Plössl eyepieces and finderscope.
|
Model |
10 inch |
|
Optical design |
Newtonian reflector |
|
Mirror diameter |
254 mm (10 in) |
|
Mirror type |
Standard parabolic |
|
Focal length |
1200 mm |
|
F-ratio |
4.7 |
|
Finderscope |
8x50 right angle |
|
Eyepieces/Power |
25 mm (48x), 10 mm (120x) |
|
Focuser |
2 inch single-speed Crayford-style |
|
Base type |
Standard Dobsonian |
|
Tube weight (pounds) |
33 |
|
Base weight (pounds) |
26.5 |
|
Assembled weight (pounds) |
59.5 |
