Hi Mark,
These are from yonks ago.
With the 50mm f/1.4 USM:
http://members.optusnet.com.au/octan...ta_Carina.html
http://members.optusnet.com.au/octan...ters_Crux.html
http://members.optusnet.com.au/mrozy...ay_Centre.html
And, one with the 200mm f/2.8L II USM:
http://members.optusnet.com.au/mrozy...elt_Orion.html
Stopped down, both are excellent performers on a crop system.
Those look so horrible now compared to my more recent work.
H