Heliostar 76mm H-Alpha
Sky-Watcher
~$3,257.65
1 stores
In stock
The Sky-Watcher Heliostar 76mm H-Alpha is a dedicated hydrogen-alpha solar telescope engineered for exceptional chromospheric observations at 656.3 nm wavelength. Using Sky-Watcher's proprietary Solis etalon technology and Trifid mechanical tuning system, this instrument delivers double-stack performance from a single etalon filter, revealing stunning solar prominences, filaments, sunspots, and active regions with high contrast and clarity. With its 76mm aperture and portable design, the Heliostar 76 combines affordability with professional-grade solar imaging capability and includes comprehensive safety features including an 11.5mm blocking filter and clip-on sunshade for secure daytime observing.
Specifications
| Length | 600 in |
| Aperture | 76 mm |
| Bandpass | 0.55″ |
| Focal length | 630 mm |
| Eyepiece Focal Length | 20 mm |
| Eyepiece Magnification | 32 |
| Weight | 3.8 lb |
| Wavelength | 656.3 |
| Safety Standard Compliance | ISO 12312-2 |
| Focal ratio | f/8.3 |
| Focuser Type | Dual-speed Crayford focuser |
| Solar Image Size | 6 mm |
| Filter Type | Solis Etalon with Trifid Tuner |
| Eyepiece Apparent Field of View | 70° |
| Blocking Filter Diameter | 11.5 mm |
| Optical design | Achromatic doublet refractor |