Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hikaru Sano0
Kenji Furumoto0
Masanori Minamio0
Date of Patent
July 10, 2007
0Patent Application Number
109625940
Date Filed
October 13, 2004
0Patent Primary Examiner
Patent abstract
An optical device includes a base of ring shape, and a light emitting/receiving element and a transparent plate both attached to the base. A side face of the opening of the base is formed to have a taper serving as a draft for a molding resin. A side surface of the transparent plate is formed to have a taper widened upwardly and corresponding to the draft. These side face and surface engage each other with an adhesive layer interposed therebetween. A hologram may be mounted instead of the transparent plate.
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