Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 11, 2007
0Patent Application Number
107745400
Date Filed
February 10, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An endoscope has an inserting tube to be inserted into a human body, first and second optical systems integrally secured to a tip end portion of the inserting tube. The first and second optical systems are for observing the in vivo tissues at different magnifications. A front end portion of the second optical system is protruded by a predetermined amount with respect to a front end portion of the first optical system so that the front end portion of said second optical system is located within a field of view of said second optical system.
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