thanks for your kind words and encouragements all much appreciated
It is you guys which keeps me going. I'll do my M42 again and try other nebs tonight if the weather is good... argghh ADDICTED! now i can plock the mount onto my polar alignmment markers

no more polar alignment for me! hehe
A nebula filter steve? can it be use on the DSI?
Hey adam, those were done in 'normal operation' in .tif mode with the old Meade DSI software not Envisage. I let it stacked by itself. Still can't get Envisage in colour.. arghh.