US Patent 7764437 Objective lens for endoscope
Patent 7764437 was granted and assigned to Fujinon on July, 2010 by the United States Patent and Trademark Office.
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Patent abstract
An objective lens for an endoscope is provided and has a lens group A and a lens group B that are movable in a direction of an optical axis. In the objective lens, first focal adjustment for observing a point between a most-distant point and an intermediate point is performed by moving the lens group A from a lens arrangement for observing the most-distant point; and second focal adjustment for observing a point between the intermediate point to a nearest point is performed by moving the lens group B from a lens arrangement for observing the intermediate point.
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Patent Inventor Names
Chikara Yamamoto0
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US Patent 07764437 Objective lens for endoscope US Patent 7764437 Objective lens for endoscope
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Patent Number
07764437
Patent Number
7764437
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US Patent 07764437 Objective lens for endoscope
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Is a
Current assignee
Patent jurisdiction
Patent number
07764437
Date of patent
July 27, 2010
Patent application number
11606086
Date Filed
November 30, 2006
Patent primary examiner
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