Astrodon's 50mm Large
Format Filters
Astrodon's Narrowband Filters Pictured
Hydronen-Alpha-50mm Square, OD Blocking, 656.3nm/5nm
Sulfur II - 50mm Square, OD Blocking, 671.6nm/5nm
Oxygen III - 50mm Square, OD Blocking, 500.7nm/3nm
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Astrodon's 50mm Large
Format Filters
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Astrodon's Narrowband Filters Pictured Hydronen-Alpha-50mm Square, OD Blocking, 656.3nm/5nm Sulfur II - 50mm Square, OD Blocking, 671.6nm/5nm Oxygen III - 50mm Square, OD Blocking, 500.7nm/3nm |
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