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Vignetting with focal reducer - DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging - Cloudy Nights
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about focal reducer for SCT & DSLR use - DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging - Cloudy Nights
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With a DSLR: Achieving proper focus on a newtonian using a focal reducer? (Since my barlow magnifies too much) : r/AskAstrophotography
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