Sky-Watcher Heliostar 100Ha
Sky-Watcher
Sky-Watcher Heliostar 100Ha is a dedicated solar telescope for hydrogen-alpha or specialized solar observing and imaging.
Best Current Offer
Specifications
Optics
- Optical design
- Dedicated H-alpha solar telescope
- Focuser
- 2.8" Dual Speed Rack and Pinion
- Aperture
- 100 mm
- Dawes limit
- 1.16 arcsec
Solar
- Solar wavelength
- Hydrogen-alpha 656.3 nm
Use
- Primary use
- Dedicated solar observing and imaging
Specifications
- Filter bandpass
- Less than 0.5 Angstrom
Astrophotography Fit
Best for safe, purpose-built solar work where the telescope, etalon, and blocking filter are designed as a system.
Sky-Watcher Heliostar 100Ha is for the Sun, not for general night-sky imaging. Dedicated solar telescopes make prominences, filaments, plages, and surface texture accessible when seeing supports high-resolution work.
Solar observing is safety-critical. Use the telescope only in its intended configuration and keep caps, blocking filters, and accessories matched to the system.
Best paired with
- Stable solar tracking mount and shade-friendly observing station
- High-frame-rate mono solar camera for lucky imaging
- Users who specifically want H-alpha or solar-detail observing
Not recommended for
- Deep-sky or planetary night imaging as the primary use
- Any setup with missing or mismatched blocking components
- Casual users who want one telescope for both solar and night use
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 |
|---|---|---|---|
| High Point Scientific High Point Scientific | $5,995.00 | In stock Updated 5/12/2026 | View Offer - $5,995.00 |
| Mile High Astronomy Mile High Astronomy | $5,995.00 | In stock Updated 5/15/2026 | View Offer - $5,995.00 |
| Starizona Starizona | $5,995.00 | In stock Updated 5/11/2026 | View Offer - $5,995.00 |
| Telescopes.net Telescopes.net | $5,995.00 | In stock Updated 5/13/2026 | View Offer - $5,995.00 |