How to do dark-flat frames?
Hello: This is David and was wondering how to do flat frames with my Canon Rebel T2i?
And wondered how to do dark-flat frames, also. Can Deep Sky Stacker do
all of this? But I guess to do flats, I'd need a source light like the flourescent one (C cell battery powered) and need to know how far to hold it and the exposure time and ISO and if using a lens or not.
Thank you.
David
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