Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tomohiko Baba0
Date of Patent
May 15, 2012
Patent Application Number
12959602
Date Filed
December 3, 2010
Patent Citations Received
Patent Primary Examiner
Patent abstract
An optical unit includes a first lens, a second lens, a diaphragm, a third lens, a fourth lens, and a fifth lens, which are arranged in the stated order from an object side to an image plane side. The second lens has a convex shape. The third lens has a meniscus shape. The fourth lens has a convex shape. The fifth lens has a negative power.
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