Adobe Acrobat 3D

Adobe® Acrobat® 3D software enriches collaboration by enabling extended teams to use Adobe PDF documents to more securely and reliably communicate 3D design intent. Insert and publish 3D designs from major CAD applications in Adobe PDF documents that can easily be shared with suppliers, partners, and customers using free Adobe Reader® 7.0* software.

http://www.adobe.com/products/acrobat3d/