H-Alpha CCD Filters
If you love to image emission nebulae, then you need to check out the wide range of Astronomik H-alpha filters! These highly popular filters help isolate and record the very specific H-alpha (Ha) light emitted by many of the most popular emission nebulae such as the Orion nebula, the Omega, the Lagoon, and scores of others. Astronomik filters are made in Germany and are guaranteed for ten years by the manufacturer!