JP4467957B2 - 光学レンズ、光ヘッド装置、光情報装置、コンピューター、光情報媒体プレーヤー、光情報媒体サーバー - Google Patents

光学レンズ、光ヘッド装置、光情報装置、コンピューター、光情報媒体プレーヤー、光情報媒体サーバー Download PDF

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Publication number
JP4467957B2
JP4467957B2 JP2003389677A JP2003389677A JP4467957B2 JP 4467957 B2 JP4467957 B2 JP 4467957B2 JP 2003389677 A JP2003389677 A JP 2003389677A JP 2003389677 A JP2003389677 A JP 2003389677A JP 4467957 B2 JP4467957 B2 JP 4467957B2
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Japan
Prior art keywords
optical
wavelength
hologram
lens
light
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Expired - Lifetime
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JP2003389677A
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Japanese (ja)
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JP2004192783A (ja
JP2004192783A5 (enExample
Inventor
慶明 金馬
定夫 水野
康弘 田中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
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Priority to JP2003389677A priority Critical patent/JP4467957B2/ja
Publication of JP2004192783A publication Critical patent/JP2004192783A/ja
Publication of JP2004192783A5 publication Critical patent/JP2004192783A5/ja
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  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Head (AREA)
JP2003389677A 2002-11-25 2003-11-19 光学レンズ、光ヘッド装置、光情報装置、コンピューター、光情報媒体プレーヤー、光情報媒体サーバー Expired - Lifetime JP4467957B2 (ja)

Priority Applications (1)

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JP2003389677A JP4467957B2 (ja) 2002-11-25 2003-11-19 光学レンズ、光ヘッド装置、光情報装置、コンピューター、光情報媒体プレーヤー、光情報媒体サーバー

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002340589 2002-11-25
JP2003389677A JP4467957B2 (ja) 2002-11-25 2003-11-19 光学レンズ、光ヘッド装置、光情報装置、コンピューター、光情報媒体プレーヤー、光情報媒体サーバー

Publications (3)

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JP2004192783A JP2004192783A (ja) 2004-07-08
JP2004192783A5 JP2004192783A5 (enExample) 2005-07-14
JP4467957B2 true JP4467957B2 (ja) 2010-05-26

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JP2003389677A Expired - Lifetime JP4467957B2 (ja) 2002-11-25 2003-11-19 光学レンズ、光ヘッド装置、光情報装置、コンピューター、光情報媒体プレーヤー、光情報媒体サーバー

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Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005174416A (ja) * 2003-12-09 2005-06-30 Konica Minolta Opto Inc 回折光学素子、対物光学系、光ピックアップ装置及び光情報記録再生装置
JP2006092720A (ja) * 2004-08-25 2006-04-06 Konica Minolta Opto Inc 対物光学素子、光ピックアップ装置及び光ディスクドライブ装置
KR20070095281A (ko) * 2005-01-20 2007-09-28 마츠시타 덴끼 산교 가부시키가이샤 광 픽업 및 당해 픽업을 구비하는 광디스크 장치
US8064314B2 (en) 2005-07-28 2011-11-22 Panasonic Corporation Optical head and optical disc device
JP5360625B2 (ja) * 2012-02-08 2013-12-04 住友電工ハードメタル株式会社 レーザ用マイクロレンズ
JP6388214B2 (ja) * 2013-06-19 2018-09-12 パナソニックＩｐマネジメント株式会社 光情報装置及び情報処理装置
JP5810300B2 (ja) 2013-06-21 2015-11-11 パナソニックＩｐマネジメント株式会社 光ディスク情報装置及び情報処理装置

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JP2004192783A (ja) 2004-07-08

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