I took this a while ago and published the Ha component of the image.
This is 6 x HaLRGB Proline 16803 camera with a Pentax 67 75mm F3.5 lens.
Taken from my home observatory in Kurrajong and mounted on a PME mount autoguided with a MMOAG on the CDK17. Have a tour around.
http://www.pbase.com/gregbradley/image/159121399/large
http://www.pbase.com/gregbradley/ima...21399/original
Greg.