Explore Scientific Nebula Filter 1.25" CLS Range from 436nm to 536nm with peak at 488nm. Transmission 98.3% This is a general-purpose light-polluti...
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Explore Scientific Nebula Filter 2.0" UHC Range from 458nm to 508nm with peak at 488nm. Transmission 96.7% UHC - This is an ultra-high contrast nar...
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Explore Scientific Nebula Filter 1.25" H-Beta Range from 478nm to 496nm with peak at 489nm. Transmission 94.5% H-Beta - Hydrogen is the most abunda...
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High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "through" Absorbs almost all of the artificial light More ...
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High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwidth: 6.5nm...
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High quality Explore Scientific O-III filter Let only the oxygen emission lines "through" Absorbs all other emission lines Absorbs almost all of t...
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High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "through" Absorbs almost all of the artificial light More ...
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High quality Explore Scientific O-III filter Let only the oxygen emission lines "through" Absorbs all other emission lines Absorbs almost all of t...
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Variable polarizing filter Individually adjustable image brightness Made from highly parallel optical glass Black anodized aluminum housing 2 "fil...
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Explore Scientific Nebula Filter 1.25" H-Beta Range from 478nm to 496nm with peak at 489nm. Transmission 94.5% H-Beta - Hydrogen is the most abunda...
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Explore Scientific Nebula Filter 1.25" CLS Range from 436nm to 536nm with peak at 488nm. Transmission 98.3% This is a general-purpose light-polluti...
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Explore Scientific Nebula Filter 1.25" UHC Range from 458nm to 508nm with peak at 488nm. Transmission 96.7% UHC - This is an ultra-high contrast na...
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