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Chroma H-alpha 3nm f/3 50x50 mm

chroma.com/.../27108-sii-ha-oiii-3nm-f-3
TypeHydrogen-alpha (Hα)
SizeSquare 50x50 mm
Bandwidth3 nm
Users 15
Images 40
Most often used with
Moravian Instruments C5A-100M
Community notes
for fast optics
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