6" f/7.9 Dobsonian Reflector
Spectrum Optics
The Spectrum Optics 6" f/7.9 Dobsonian Reflector delivers excellent light-gathering ability and sharp optical performance in an affordable, beginner-friendly package. Featuring a 150mm parabolic primary mirror with curved spider vane design to reduce diffraction spikes on bright stars and planets, this telescope excels for visual observation of deep-sky objects, galaxies, nebulae, and lunar and planetary features. The dual-speed 2" Crayford focuser with 10:1 fine focus control and 1.25" adapter enables precise focusing at all magnifications, while the Teflon-padded Dobsonian base provides smooth, intuitive manual tracking across the night sky with minimal setup required.
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Specifications
| Base Material | Teflon Pads |
| Mirror Reflectivity | 93% |
| Mount type | Dobsonian Alt-Azimuth |
| Aperture | 6 mm |
| Primary Mirror Type | Parabolic |
| Eyepiece Adapter | 2-inch to 1.25-inch |
| Focuser Type | Dual-Speed Crayford 2-inch |
| Model Number | D161209 |
| Focal ratio | f/7.9 |
| Focuser Microfocus Ratio | 10:1 |
| Spider Vane Design | Curved |