Here's a 180mm lens shot of the LDN 1495 area in Taurus.
Click on this link to see a larger version with more info:
http://www.astropix.com/LDN1495.html
This is 6 hours at f/2.8 under mag 20.7 skies.
I had a ton of problems with flats. Still not totally sure of the cause.
This image looks passable at low res but at full res, it's a mess. I really had to push the data hard to get the faint red dust. It really needs at least 4 times more exposure.
Jerry