Flextube 400P Collapsible Dobsonian
Sky-Watcher
From ~$2,627.16
5 stores
The Sky-Watcher Flextube 400P SynScan GoTo Collapsible Dobsonian is a 16-inch precision engineered Dobsonian that allows you to easily find and enjoy viewing night sky treasures such as planets and the Moon, nebulae, star clusters, galaxies and more. With a large 406mm aperture, 1800mm focal length, and f/4.4 focal ratio, this telescope delivers exceptional light-gathering power with an innovative collapsible design for portability and storage while retaining collimation. The fast focal ratio of f/4.4 makes it excellent for deep sky observing as well as planetary. The telescope transports as two compact pieces (optical tube and rocker box) that can be assembled and ready to use in just seconds.
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Specifications
| Aperture | 406 mm |
| Focal length | 1800 mm |
| Highest magnification | 812 |
| Optics type | Reflector |
| Mount type | Dobson |
| Optical design | Newtonian |
| Computerized | ✓ |
| Primary Mirror Type | Parabolic Borosilicate |
| Included Eyepieces | 10mm and 25mm Plössl |
| Finderscope | 9x50 |
| Retracted Length | 42.5 mm |
| Focal ratio | f/4.4 |
| Focuser Type | 2-inch Crayford |
| Extended Length | 66.5 mm |
| Secondary Mirror Obstruction | 5% |
| Object Database | 42 |
| Weight | 55 lb |
| Mirror Reflectivity | 94% |
| GoTo System | SynScan |