With AstroSolar™ the Sun appears in neutral white. Other films and some glass filters produce a blurry bluish or reddish Solar image, thereby cutt...
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Make your own! Baader Solar Material Size Choice: 177mm x 177mm (7" x 7") 250mm x 250mm (10" x 10") 250mm x 500mm (10" x 20") For visual use
These safe filters come in a pair for binoculars. See the measurement picture (click on it to enlarge) and the Size Matching Specifications chart b...
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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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Full Aperture Glass Solar Filters fit telescopes/finders/cameras/spotting scopes/binoculars as shown in the Size Matching Specifications below. ...
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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" CLS Range from 436nm to 536nm with peak at 488nm. Transmission 98.3% This is a general-purpose light-polluti...
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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 H-Alpha filter Lets only the emission lines of hydrogen "through" Absorbs almost all of the artificial light More ...
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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" 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 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 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 S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwidth: 6.5nm...
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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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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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Off Axis Glass Solar Filters that fit telescopes as shown in the Size Matching Specifications below. These are safe off axis solar telescope fil...
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