ID30302A - Sistem optik pemungut optik - Google Patents

Sistem optik pemungut optik

Info

Publication number
ID30302A
ID30302A IDW00200102153A ID20012153A ID30302A ID 30302 A ID30302 A ID 30302A ID W00200102153 A IDW00200102153 A ID W00200102153A ID 20012153 A ID20012153 A ID 20012153A ID 30302 A ID30302 A ID 30302A
Authority
ID
Indonesia
Prior art keywords
collection system
optical collection
optical
collection
Prior art date
Application number
IDW00200102153A
Other languages
English (en)
Inventor
Koichi Maruyama
Original Assignee
Asahi Optical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Optical Co Ltd filed Critical Asahi Optical Co Ltd
Publication of ID30302A publication Critical patent/ID30302A/id

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/139—Numerical aperture control means
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
IDW00200102153A 1999-03-08 2000-03-01 Sistem optik pemungut optik ID30302A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11060809A JP2000260049A (ja) 1999-03-08 1999-03-08 光ディスク装置の光学系

Publications (1)

Publication Number Publication Date
ID30302A true ID30302A (id) 2001-11-22

Family

ID=13153056

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW00200102153A ID30302A (id) 1999-03-08 2000-03-01 Sistem optik pemungut optik

Country Status (9)

Country Link
US (1) US6344935B1 (id)
JP (1) JP2000260049A (id)
KR (1) KR100457300B1 (id)
CN (1) CN1136561C (id)
DE (1) DE10084813B4 (id)
ID (1) ID30302A (id)
MY (1) MY117210A (id)
TW (2) TW571115B (id)
WO (1) WO2000054262A1 (id)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6650612B1 (en) * 1999-03-31 2003-11-18 Matsushita Electric Industrial Co., Ltd. Optical head and recording reproduction method
JP3920001B2 (ja) * 2000-03-24 2007-05-30 フジノン株式会社 回折型レンズおよびこれを用いた光ピックアップ装置
WO2001095317A1 (fr) * 2000-06-06 2001-12-13 Matsushita Electric Industrial Co., Ltd. Capteur optique
JP4562327B2 (ja) * 2000-09-27 2010-10-13 Ｈｏｙａ株式会社 光ヘッドの光学系および光ヘッド用対物レンズ
JP3827278B2 (ja) * 2000-10-10 2006-09-27 フジノン株式会社 光記録媒体用対物レンズおよびこれを用いた光ピックアップ装置
TW556178B (en) * 2000-10-26 2003-10-01 Konishiroku Photo Ind Optical pickup apparatus and objective lens
JP4775612B2 (ja) * 2001-03-26 2011-09-21 コニカミノルタホールディングス株式会社 光ピックアップ装置用の対物レンズ及び光ピックアップ装置
JP4716239B2 (ja) * 2000-11-14 2011-07-06 コニカミノルタホールディングス株式会社 光ピックアップ装置用の対物レンズ及び光ピックアップ装置
JP3619145B2 (ja) * 2000-11-17 2005-02-09 キヤノン株式会社 光学系及びそれを用いた光学機器
US6873590B2 (en) * 2001-03-09 2005-03-29 Pentax Corporation Objective lens for optical pick-up
JP4610118B2 (ja) 2001-03-30 2011-01-12 Ｈｏｙａ株式会社 光ヘッド用対物レンズ
US6807139B2 (en) * 2001-04-12 2004-10-19 Konica Corporation Objective lens and optical pickup apparatus
TW535001B (en) 2001-06-13 2003-06-01 Pentax Corp Objective lens for optical pick-up
TW535009B (en) 2001-06-13 2003-06-01 Pentax Corp Diffraction optical element
US7006411B2 (en) * 2001-06-13 2006-02-28 Ricoh Company, Ltd. Optical pickup unit having electro-optical element and information recording and reproduction apparatus
JP2004281026A (ja) * 2002-08-23 2004-10-07 Matsushita Electric Ind Co Ltd 光ピックアップヘッド装置及び光情報装置及び光情報再生方法
TWM249027U (en) * 2003-06-06 2004-11-01 Hon Hai Prec Ind Co Ltd An aspherical lens
JP2005158089A (ja) * 2003-11-20 2005-06-16 Matsushita Electric Ind Co Ltd 光ディスク用の対物レンズとそれを用いた光ヘッド装置
US7843777B2 (en) * 2004-07-21 2010-11-30 Konica Minolta Opto, Inc. Assembly method of optical pickup and optical pickup apparatus
TWI267070B (en) * 2004-12-23 2006-11-21 Ind Tech Res Inst Objective lens optical part for optical pickup device and focusing method using the same
JP4856947B2 (ja) * 2005-12-26 2012-01-18 株式会社エンプラス 固体撮像素子用広角光学系
JP2007309964A (ja) * 2006-05-16 2007-11-29 Matsushita Electric Ind Co Ltd 複合光学素子及びその製造方法
TWI408485B (zh) * 2006-06-09 2013-09-11 Hon Hai Prec Ind Co Ltd 鏡頭模組之組裝方法
TWI403816B (zh) * 2006-06-30 2013-08-01 Hon Hai Prec Ind Co Ltd 鏡筒內紅外濾光片之組裝方法
TWI385469B (zh) * 2006-11-10 2013-02-11 Hon Hai Prec Ind Co Ltd 鏡頭模組及其組裝方法
CN104880753B (zh) * 2015-05-05 2018-07-20 清华大学深圳研究生院 用于制作菲涅尔光栅的优化设计方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5696750A (en) 1995-06-05 1997-12-09 Nec Corporation Optical head apparatus for different types of disks
US6061324A (en) 1996-10-23 2000-05-09 Konica Corporation Method for recording/reproducing optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens
KR100209918B1 (ko) * 1997-03-28 1999-07-15 윤종용 홀로그램형링렌즈를 사용하여 cd-r과 호환하는 dvd용 광픽업
JP3827860B2 (ja) * 1998-03-31 2006-09-27 パイオニア株式会社 対物レンズ及び光ピックアップ装置
US6088322A (en) * 1998-05-07 2000-07-11 Broome; Barry G. Single objective lens for use with CD or DVD optical disks

Also Published As

Publication number Publication date
KR100457300B1 (ko) 2004-11-16
DE10084813B4 (de) 2004-04-15
MY117210A (en) 2004-05-31
JP2000260049A (ja) 2000-09-22
KR20010112295A (ko) 2001-12-20
WO2000054262A1 (en) 2000-09-14
CN1136561C (zh) 2004-01-28
TW475065B (en) 2002-02-01
CN1343354A (zh) 2002-04-03
TW571115B (en) 2004-01-11
DE10084813T1 (de) 2002-10-10
US6344935B1 (en) 2002-02-05

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