Optolong
Optolong L-Synergy 2"
Optolong L-Synergy filter 2" The L-Synergy is a dual 7 nm narrowband filter passing OIII (500.7 nm) and SII...
€339.00
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Optolong
Optolong SHO 3nm 36mm
Optolong SHO-3nm narrowband filter kit 36 mm Optolong's SHO-3nm kit combines SII, H-alpha and OIII 3 nm...
€829.00
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Optolong
Optolong SHO 3nm 2"
Optolong SHO-3nm narrowband filter kit 2" Optolong's SHO-3nm kit combines SII, H-alpha and OIII 3 nm...
€999.00
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Optolong
Optolong SII 3nm 2"
Optolong SII 3nm filter 2" Optolong's SII 3 nm narrowband filter isolates the ionised-sulphur emission line...
€389.00
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Optolong
Optolong OIII 3nm 2"
Optolong OIII 3nm filter 2" Optolong's OIII 3 nm narrowband filter passes a 3 nm band centred on 500 nm (the...
€389.00
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Optolong
Optolong H-alpha 3nm 2"
Optolong H-alpha 3nm filter 2" Optolong's H-alpha 3 nm narrowband filter passes a 3 nm band centred on 656 nm...
€389.00
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Optolong
Optolong L-Para 2"
Optolong L-Para filter 2" The L-Para is a dual 10 nm narrowband filter for OIII (500.7 nm) and H-alpha (656.3...
€269.00
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Optolong
Optolong L-eXtreme 2"
Optolong L-eXtreme filter 2" The L-eXtreme is a dual 7 nm narrowband filter isolating H-alpha and OIII for...
€329.00
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Optolong
Optolong L-eXtreme 1.25"
Optolong L-eXtreme filter 1.25" The L-eXtreme is a dual 7 nm narrowband filter isolating H-alpha and OIII for...
€229.00
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Optolong
Optolong L-Ultimate 2"
Optolong L-Ultimate filter 2" The L-Ultimate is a dual 3 nm narrowband filter passing only OIII (500.7 nm)...
€359.00
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Optolong
Optolong L-Ultimate 1.25"
Optolong L-Ultimate filter 1.25" The L-Ultimate is a dual 3 nm narrowband filter passing only OIII (500.7 nm)...
€269.00
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Optolong
Optolong L-Quad Enhance 2"
Optolong L-Quad Enhance (L-QEF) filter 2" The L-Quad Enhance (L-QEF) is a quad-bandpass light-pollution...
€199.00
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