Orion StarBlast 4.5 Astro
Key specifications
| Aperture | 114 mm |
|---|---|
| Focal length | 450 mm |
| Focal ratio | f/3.9 |
| Optical design | Newtonian |
| Weight | 5.9 kg |
All specifications
| Focuser type | Rack-and-pinion |
|---|
About
4.5-inch f/3.9 wide-field Newtonian on a tabletop Dobsonian base.