Chroma H-Alpha 8nm Narrow Band Filter
H-alpha filters are essential for imaging nebulae and other objects which are rich in ionized hydrogen.
At 656.3nm, a narrow-band emission filter is required to separate H-Alpha from the SII doublet (671.6nm and 673.1nm).
- T: >=email@example.comBW=7.7nm nominal
Please Contact Bernard at Modern Astronomy for Availability and Lead times.
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