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Omegon Pro 1.25'' SII CCD filter
$ 99.00
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Omegon Pro 2'' SII CCD filter
$ 139.00
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Baader Narrow band S II (8nm) CCD filter 1 ¼ ' (flat-optically polished)
$ 142.00
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Baader Narrow band S II (8nm) CCD filter 2 ' (flat-optically polished)
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Astronomik SII 12nm CCD XT clip filter for Canon EOS APS-C cameras
$ 237.00
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Astronomik SII 12nm 27mm CCD filter, unmounted
$ 146.00
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Astronomik SII 6nm 27mm CCD filter, unmounted
$ 225.00
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Astrodon High-Performance 5nm SII 50mm narrow-band filter, unmounted
$ 1,540.00
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Astrodon High performance 50mm SII 3 nm narrowband filter, unmounted
$ 2,010.00
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