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JP2002196159A

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Filing date

2002-07-04

Publication date

2005-10-20

2002-07-04 Application filed filed Critical

2002-07-04 Priority to JP2002196159A priority Critical patent/JP4789169B2/ja

2002-07-04 Priority claimed from JP2002196159A external-priority patent/JP4789169B2/ja

2003-06-13 Publication of JP2003167190A publication Critical patent/JP2003167190A/ja

2005-10-20 Publication of JP2003167190A5 publication Critical patent/JP2003167190A5/ja

2011-10-12 Application granted granted Critical

2011-10-12 Publication of JP4789169B2 publication Critical patent/JP4789169B2/ja

2022-07-04 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

JP2002196159A 2001-07-11 2002-07-04 色収差補正用光学素子、光学系、光ピックアップ装置及び記録・再生装置 Expired - Fee Related JP4789169B2 (ja)