6 - Observing the Sun in Hydrogen Alpha | AstronomyConnect
Lunt Solar Pressure Tuned LS130MT 130 mm f/7 Modular H-Alpha Solar Telescope with Red Dot Sun Finder, 2" FeatherTouch Focuser, and your choice of Blocking Filter - Free Shipping! | High Point Scientific
Coronado SolarMax III 90mm f/8.8 Double-Stacked H-alpha 324014