Objective lens optical system | Patent Publication Number 20080106997

US 20080106997 A1
Patent Number-
Application Number11979710
Filled DateNov 7, 2007
Priority DateNov 7, 2007
Publication DateMay 8, 2008
Original AssigneeHitachi Ltd.
Current AssigneeHitachi Ltd.
Inventor/ApplicantsKoichiro Wakabayashi
Mitsuhiro Miyauchi
Tomonori Kanai
Takesuke Maruyama
Yasuyuki Sugi
Yoshikazu Mitsui
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