Side by side with the famous orbiting telescope and even though the Hubble shot is hugely
downsized one can see the massive benefit of being in orbit!! (and a 2.3m mirror)

Orion Optics AG12 astrograph
FLI ProLine16803
Astronomik filters
Astronomik Aurora Flat field panel

Go here for image details and to see the full frame image: http://www.pbase.com/strongmanmike2002/the_great_nebula_in_carina_nebula