Just a few quick shots I have not had the time to go out a do a thorough comparison
Marc
Contax/Zeiss 24-85 (Conorus Mod)
[attachment=11299:24_85_0895_DxO_raw.jpg]
Canon 24-105IS
[attachment=11300:24_105_0..._DxO_raw.jpg]
[attachment=11301:24_105_1..._DxO_raw.jpg]
Contax/Zeiss 35-70 w/adapter
[attachment=11302:35_70_1045_DxO_raw.jpg]