Sky-Watcher
Sky-Watcher Heritage 130 Tabletop Dobsonian
Best price $305 · 130mm aperture · $/mm 2.35
$305 on Amazon ↗At $2.35 per mm of aperture, this is better value than most dobsonian telescopes we track, which sit around $4.24/mm.
Specs
| Aperture | 130 mm |
|---|---|
| Focal length | 680 mm |
| Focal ratio | f/5.0 |
| Type | Dobsonian |
| Mount | Dobsonian |
| Resolving power | 0.89″ (Dawes limit) |
| Limiting magnitude | 13.1 |
| Max useful magnification | 260x |
| Light gathering | 344x the naked eye |
| Optical design | Dobsonian |
| Best for | Visual |
Resolving power, limiting magnitude, maximum useful magnification and light grasp are derived from the aperture — the standard formulas, not marketing claims.
Compare
Sky-Watcher Heritage 150 Tabletop Dobsonian
Celestron FirstScope 76mm
Sky-Watcher Classic 200P f/5.9 Dobsonian Telescope
Closest alternatives by price in the same class. Head-to-head pages exist where people actually search for the comparison.