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Free bias frames photos
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M45, Messier 45, Pleiades, DSLR Image, Canon 6D, Skywatcher Esprit 100, DSS, Pixinsight, SQM 20.7, flatframes, bias frames
Public Domain
M45, Messier 45, Pleiades, DSLR Image, Canon 6D, Skywatcher Esprit 100, DSS, Pixinsight, SQM 20.7, flatframes, bias frames
Public Domain
