ZWO Seestar S50
ZWO
ZWO Seestar S50 is a 50 mm All-in-one smart APO refractor for app-driven EAA, outreach, and grab-and-go imaging.
Best Current Offer
Specifications
Optics
- Optical design
- All-in-one smart APO refractor
- Aperture
- 50 mm
- Focal length
- 250 mm
- Focal ratio
- f/5
- Glass / elements
- Apochromatic triplet
Sensor
- Color / mono
- Color
Imaging
- Camera format
- Integrated camera
Mechanical
- Weight
- 2.5 kg
- Tube length
- 142.5 × 130 × 257 mm body
Smart Scope
- Integrated sensor
- Sony IMX462
- Sensor resolution
- 1920 × 1080
- Storage
- 64 GB
- Battery
- 6000 mAh
- Mount type
- Integrated alt-azimuth mount
Sensor / electronics
- Sensor
- IMX462
- Resolution
- 1920 x 1080
- Connectivity
- Wi-Fi, Bluetooth
Astrophotography Fit
Best for app-driven EAA, outreach, and grab-and-go imaging when the mount, camera format, and correction hardware are chosen as one system.
ZWO Seestar S50 sits in the telescope slot for app-driven EAA, outreach, and grab-and-go imaging. The useful headline specs are aperture 50 mm, focal length 250 mm, f/5.
Camera coverage: Integrated camera.
It is strongest when convenience matters more than a modular imaging train: alignment, capture, and stacking are handled in an app-driven workflow.
Weight matters here: 2.5 kg. Leave payload headroom for the camera, guider, focuser, dew control, and cables instead of judging the mount by bare tube weight alone.
Best paired with
- Mobile-app observing sessions and quick EAA targets
- Small portable power banks and simple leveling workflow
- Users who want integrated capture instead of a modular rig
Not recommended for
- Imagers who want interchangeable cameras, filter wheels, and full manual control
- Serious narrowband projects that require a mono camera and filter wheel
- Users expecting the resolution and flexibility of a full modular rig
Retailer Rating
Ratings aggregated from public retailer data.
Retailer breakdown
| Retailer | Rating | Reviews | Source |
|---|---|---|---|
| Astronomics | 5.0 | 31 | Product page |
| High Point Scientific | 4.8 | 312 | Product page |
| Mile High Astronomy | 5.0 | 1 | Product page |
Where To Buy
Some links on this page are affiliate links. Prices and availability are pulled automatically from each retailer and updated daily.
| Retailer | Price | Availability | View Offer |
|---|---|---|---|
| Mile High Astronomy Mile High Astronomy | $549.00 | In stock Updated 9/20/2026 | View Offer - $549.00 |
| Starizona Starizona | $129,900.00 | In stock Updated 9/20/2026 | View Offer - $129,900.00 |
| Astronomics Astronomics | $549.00 | Out of stock Updated 9/20/2026 | View Offer - $549.00 |
| Cloud Break Optics Cloud Break Optics | $549.00 | Out of stock Updated 9/20/2026 | View Offer - $549.00 |
| High Point Scientific High Point Scientific | $549.00 | Out of stock Updated 9/20/2026 | View Offer - $549.00 |
| ZWO USA ZWO USA | $549.00 | Out of stock Updated 9/20/2026 | View Offer - $549.00 |
Price History
Chronological retailer pricing with out-of-stock points shown at reduced opacity.