Sky-Watcher Heliostar 100Ha

Name: Sky-Watcher Heliostar 100Ha
Brand: Sky-Watcher

Sky-Watcher

Sky-Watcher Heliostar 100Ha is a dedicated solar telescope for hydrogen-alpha or specialized solar observing and imaging.

solar-telescope flagship

Best Current Offer

High Point Scientific

In stock

$5,995.00

Other retailers

Mile High Astronomy (In stock)
$5,995.00
Starizona (In stock)
$5,995.00
Telescopes.net (In stock)
$5,995.00

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 9/20/2026	View Offer - $5,995.00
Mile High Astronomy Mile High Astronomy	$5,995.00	In stock Updated 9/19/2026	View Offer - $5,995.00
Starizona Starizona	$5,995.00	In stock Updated 9/20/2026	View Offer - $5,995.00
Telescopes.net Telescopes.net	$5,995.00	In stock Updated 9/20/2026	View Offer - $5,995.00

Price History

Chronological retailer pricing with out-of-stock points shown at reduced opacity.

High Point Scientific Mile High Astronomy Starizona Telescopes.net