Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 31, 2012
Patent Application Number
13022356
Date Filed
February 7, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
An optical element manufacturing method according to the present invention includes: disposing a mask on a transparent photosensitive resin; patterning said transparent resin by applying an exposure light to said transparent photosensitive resin through said mask to form a transparent layer; forming a light absorbing layer by filling a gap in the transparent layer with a black curable resin; and illuminating a mask surface of the mask with the exposure light at an angle.
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