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All optics are EMD Coated to ensure maximum contrast
Explore Scientific 20" (500mm) Truss Tube Dobsonian Specs:
THIS ITEM IS CURRENTLY OUT OF STOCK AND ON BACK ORDER
Travel in time from 99
25” adapter)
Astrozap Baader 347mm-357mm Solar Filter Accessories_Front Plates All optics are EMD CoatedAstrozap Solar Filter With AstroSolar the Sun appears in neutral white. Other films and some glass filters produce a blurry bluish or reddish Solar image, thereby cutting part of the spectrum. Especially with an orange sun, it is very hard to see faculae regions which are visible predominantly in the blue wing of the spectrum. Due to it's neutral color balance, AstroSolar enables the use of various color (or interference) filters which allows the