Temporarily out of stock; will charge and ship when available.
This very narrow passband Astrodon 1.25" H-alpha filter for CCD imaging provides the highest possible contrast when photographing structure in emission nebulas from light polluted areas, even when the Moon is up . . .
Temporarily out of stock; will charge and ship when available.
This very narrow passband Astrodon 50mm round unmounted H-alpha filter provides the highest possible CCD image contrast when photographing structure in emission nebulas from light polluted areas, even when the Moon is up . . .
Temporarily out of stock; will charge and ship when available.
This Astrodon 50mm round unmounted H-alpha filter for CCD imaging is an ideal tool for photographing structure in emission nebulas from light polluted areas . . .
Temporarily out of stock; will charge and ship when available.
The Meade 1.25” CCD filter set includes red, green, and blue interference filters, plus an IR blocking filter, at a substantial savings over the cost of buying most comparable-quality sets of non-Meade filters . . .
Temporarily out of stock; will charge and ship when available.
This very narrow 3nm passband Astrodon 1.25" Oxygen III filter for CCD imaging is an ideal tool for photographing structure in emission nebulas from light polluted areas, and particularly when the Moon is out . . .
Temporarily out of stock; will charge and ship when available.
This Astrodon 1.25" Oxygen III filter for CCD imaging is an ideal tool for photographing structure in emission nebulas from light polluted areas or when the Moon is out . . .
Temporarily out of stock; will charge and ship when available.
This Astrodon 50mm round unmounted Oxygen III filter is ideal for imaging ionized oxygen features in emission nebulas from light polluted areas or when the Moon is out . . .
This 50mm LRBGC five filter set drops into the filter carousel in an SBIG STL camera for imaging without vignetting even the largest CCD detector in the series . . .
Temporarily out of stock; will charge and ship when available.
This very narrow 3nm passband Astrodon 1.25" Sulfur II filter for CCD imaging is superb for high contrast recording of ionized sulfur emissions in nebulas from light polluted areas, particularly when the Moon is out . . .
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