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Triffid nebula with UHC-S- broadband nebula filter
This picture was taken through a SW 120ED with a Baader UHC-S-broadband nebula filter and unmodified canon 60D. Details , 12 x 10minute exposures ( total 2hours) with darks , flats and biases. stacked in DSS with dslr settings Black point ticked , auto and camera white balances boxes left unticked. processed in DSS and photoshop.
philip
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