An endoscope comprises a sheath, an articulation section adjacent to its distal tip, and two or more separate optical channels that produce two or more distinct views. Each of the optical channels comprises an objective lens and a means of capturing and/or viewing the image. The objective lens or lenses...http://www.google.fr/patents/US6997871?utm_source=gb-gplus-shareBrevet US6997871 - Multiple view endoscopes
