8" f/5.9 Dobsonian Reflector
Spectrum Optics
~$664.30
1 stores
In stock
The Spectrum Optics 8" f/5.9 Dobsonian delivers impressive light-gathering capability with its 200mm parabolic primary mirror featuring 93% reflectivity, making it 180% brighter than comparable 6" models. Its fast f/5.9 focal ratio, dual-speed Crayford focuser with 10:1 microfocus control, and innovative curved spider vane design reduce diffraction spikes while enabling precise focusing for both deep-sky and planetary observation. The smooth Dobsonian mount with Teflon pads and altitude tension control provides intuitive manual navigation, making this a versatile option for amateur astronomers seeking excellent optical quality and ease of use without computerized complexity.
Specifications
| Spider Vane Design | Curved |
| Aperture | 200 mm |
| Included Eyepiece Magnifications | 52x (23mm), 120x (10mm) |
| Azimuth Bearings | Teflon |
| Focal ratio | f/5.9 |
| Focuser Type | Dual-Speed Crayford |
| Base Height | 30 mm |
| Primary Mirror Type | Parabolic |
| Focuser Diameter | 2 mm |
| Included Eyepieces | 23mm, 10mm |
| Altitude Bearings | Teflon |
| Primary Mirror Reflectivity | 93% |
| Focuser Reduction Ratio | 10 |
| Mount type | Dobsonian Alt-Azimuth |
| Optical Tube Length | 44.5 mm |
| Finderscope | 8x50mm |
| Aperture (Imperial) | 8 in |
| Optical Tube Weight | 29 kg |
| Base Diameter | 22 mm |