Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Minoru Taniyama0
Date of Patent
November 13, 2007
0Patent Application Number
115284770
Date Filed
September 28, 2006
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An imaging lens is provided and includes: in order from an object side of the imaging lens, a first lens having a convex surface on the object side and having a positive power; a second lens having a concave surface on the object side and having a negative power; a third lens having a positive power; and a fourth lens having a convex surface on the object side near a paraxial axis and having a meniscus shape. The imaging lens satisfies conditional expressions specified in the specification.
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