Tried a broadband uhc nebula filter with my Unmoded canon 60D and SW ED120. This pic is the lagoon nebula 20X7 minutes @iso 400 , colours a lot better now , before very blue and magenta.
philip
Last edited by 5ash; 26-09-2013 at 02:54 PM.
Reason: Addition
Very cool.
My UHC-S broadband arrived today.
Bought it especially for shooting to the north where I have a cluster of sodium lamps ruining the sky.
Will try it out later on M33 and see how it goes.