Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yoshitomo Onoda0
Date of Patent
March 15, 2011
0Patent Application Number
124573600
Date Filed
June 9, 2009
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An image pickup lens includes: a first lens having a positive refracting power; an aperture stop for adjusting the amount of light; a second lens having a concave face directed to the object side and having a negative refracting power; a third lens having a concave face directed to the object side and having a positive refracting power; and a fourth lens having a negative refracting power; the first lens, aperture stop, second lens, third lens, and fourth lens being disposed in order from the object side.
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