The panoramic camera according to the invention has a housing having first and second sections, coaxial with a rotation axis. The second section can be driven in rotation about the axis with respect to the first section by a motor connected to a gear. A lens is mounted on the second section of the housing...http://www.google.com.au/patents/US6144406?utm_source=gb-gplus-sharePatent US6144406 - Electronic panoramic camera
