The Explore Scientific 1.25 H-Alpha Nebula Filter (12nm) filter uses the property of the so-called emission mist. These objects glow in certain colors the so-called emission lines. The emission lines are linked to certain chemical elements in this...
The Explore Scientific 1.25 H-Alpha Nebula Filter (12nm) filter uses the property of the so-called emission mist. These objects glow in certain colors the so-called emission lines. The emission lines are linked to certain chemical elements in this...