| ✔ Staff Pick |
1 IN STOCK
This Product Qualifies for FREE ECONOMY SHIPPING (Ships directly from Sky-Watcher)
- 10″ (254 mm) Dobsonian-style Newtonian
- 1200 mm focal length (f/4.7)
- 2″ Crayford-style focuser with 1.25″ adapter
- 4-element Plössl 25 mm and 10 mm 1.25″ eyepieces
- 8×50 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”
Specifications
| Optical Design |
Dobsonian |
|---|---|
| Primary Aperture (mm) |
254mm (10″) |
| Focal Ratio |
4.7 |
| Focal Length (mm) |
1200mm |
| Secondary Diameter (mm) |
64mm |
| Secondary Obstruction by Area |
6% |
| Mirror Coatings |
94% Aluminum |
| Glass Type |
Borosilicate |
| Included Finder |
8×50 Right Angle Correct Image |
| Included Eyepieces |
25mm and 10mm 1.25″ Super Plossls |
| Magnification with Included Eyepieces |
48x (25mm), 120x (10mm) |
| Other Included Items |
1.25″ and 2″ eyepiece adapters |
| Focuser |
2″ Crayford |
| GoTo |
No |
| OTA Weight (with accessories) |
26.5 lbs |
| OTA Length |
Retracted: 31.5″, Extended: 44″ |
| Zenith Eyepiece Height |
48″ |
| OTA Outer Diameter |
11.375″ |
| Dobsonian Base Weight |
26.5 lbs. |
| Base Size |
Height: 29.5″ |
| Dawes Limit |
0.46 |
| Rayleigh Limit |
0.55 |
| Limiting Magnitude |
14.5 |
| Light Gathering (compared to next size down) |
57% (compared to 8″) |
| Minimum Magnification |
36x |
| Maximum Magnification |
500x |