DWGSee is a lite and fast dwg viewer, let you browse, view, markup and print DWG, DXF, DWF files. Supports AutoCAD R2.5 thru 2008 files, and ADT drawings. For the typical use of double click and open the drawings, it takes 2 seconds to open up the 2.2MB drawing, and it is 3 to 40 times faster than most of other CAD applications.
The DWGSee software featured with smart snap and measure functions, and there are Liner, Aligned, Angular, Radius measurement options.
It works with the terminal server, for instance Citrix, and Windows server 2003.