for circuit board 3d images, Eagle has a 3rd party peice of software that allows you to get a 3d image of the board - it's quite cool.
http://www.matwei.de/doku.php?id=en:eagle3d:eagle3d
![Big grin :D :D](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
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http://www.matwei.de/doku.php?id=en:eagle3d:eagle3d
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