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The H-alpha filter is a popular narrowband filter, with a low passband for light in the red wavelength at 656nm. It passes only the narrow region with hydrogen-alpha light and blocks unwanted wavelengths. Discover unsuspected nebula details in hydrogen nebulae.
- H-alpha clip-filter with 7nm bandwidth
- Shoot fantastic details and enhance nebula regions which you could not otherwise photograph
- Blocks annoying artificial light
- Also usable in light polluted areas
Please note that this filter must never be used as the only solar filter!
This article is not available to customers in Germany.
